Malicious
Malicious

bf161578ad45af605dd3aad7bd1b5cd5

PE Executable
MD5: bf161578ad45af605dd3aad7bd1b5cd5
Size: 46.59 KB
application/x-dosexec
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File
Size
46.59 KB · 46,592 B
First seen
2025-12-10 02:45 · 10 months ago
Last seen
2025-12-10 02:45 · 10 months ago
Last analysis
2026-01-04 23:45 · 9 months ago
Hashes
MD5 bf161578ad45af605dd3aad7bd1b5cd5 Sha1 578a65b9427df689730d9274b04749b7eb62e167 Sha256 bf9c08ee1c58899f4734654f212c88f884006b4cb72f1fc959beee10613980a7 Sha384 5c4ffb683d7b3968a39a59a8a546913ab31d695dae6fd46ef3b623abcbc3d0d6f40a87aa4104b74fb39e8edc21b9bfb8 Sha512 bc004743895e3a5660a5c9906ed1f1c7207268b83527498ded54d966c9a18254f8507f9aea5542fd5334de92ca530e5d9f9e8c2e3659d4e492998bdb82f18fe8 SSDeep 768:buuN1TFQ3nFWUFy+/mo2qD2psFH9aSc43PIgPzjbBgXei1IE29HHoGBDZxJ:buuN1TFcJ2HpaaX+3buXn1IE29nPdxJ TLSH 57232B003BED812BF27E4F78A8F26145867AB6633603D64E1CC451975623FC59A42BFE
Detection
PeID
.NET executableMicrosoft Visual C# / Basic .NETMicrosoft Visual C# / Basic.NET / MS Visual Basic 2005 - ASL Microsoft Visual C# v7.0 / Basic .NETMicrosoft Visual Studio .NET
Symbol obfuscation
Low
1 malicious · 3 files
EXEbf161578ad45af605dd3aad7bd1b5cd5njRat
Structure
BINResources
BINRT_VERSION
BINID:0001
BINID:0
BINRT_MANIFEST
BINID:0001
BINID:0
Config. Field Value
Key (AES_256) RTNZaEhuhuhuhuhuhuhuhuhuhuhu
Pastebin -huhuhuhu
Certificate MIIE8jhuhuhuhuhuhuhuhuhuhuhu
ServerSignature Rq3Nsvhuhuhuhuhuhuhuhuhuhuhu
Install thuhuhuhu
BDOS fhuhuhuhu
Anti-VM fhuhuhuhu
Install File microshuhuhuhuhuhuhu
Install-Folder %Aphuhuhuhu
Hosts kubahuhuhuhu
Ports 443,16huhuhuhuhuhuhuhuhuhuhu
Mutex Tl8ehuhuhuhu
Version 0huhuhuhu
Delay 3huhuhuhu
Group Dehuhuhuhu
We extracted this malware's full configuration (C2, credentials, campaign IDs…).
Unlock with Essential
Name Value
Module Name
microsoftdefender.exe
Full Name
microsoftdefender.exe
EntryPoint
System.Void Client.Program::Main()
Scope Name
microsoftdefender.exe
Scope Type
ModuleDef
Kind
Windows
Runtime Version
v4.0.30319
Tables Header Version
512
WinMD Version
<null>
Assembly Name
microsoftdefender
Assembly Version
1.0.0.0
Assembly Culture
<null>
Has PublicKey
False
PublicKey Token
<null>
Target Framework
.NETFramework,Version=v4.0,Profile=Client
Total Strings
120
Main Method
System.Void Client.Program::Main()
Main IL Instruction Count
51
Main IL 
ldc.i4.0 <null>
stloc.0 <null>
br IL_0015: ldloc.0
ldc.i4 1000
call System.Void System.Threading.Thread::Sleep(System.Int32)
ldloc.0 <null>
ldc.i4.1 <null>
add <null>
stloc.0 <null>
ldloc.0 <null>
ldsfld System.String Client.Settings::Delay
call System.Int32 System.Convert::ToInt32(System.String)
blt.s IL_0007: ldc.i4 1000
call System.Boolean Client.Settings::InitializeSettings()
brtrue IL_0032: nop
ldc.i4.0 <null>
call System.Void System.Environment::Exit(System.Int32)
nop <null>
call System.Boolean Client.Helper.MutexControl::CreateMutex()
brtrue IL_0043: ldsfld System.String Client.Settings::Anti
ldc.i4.0 <null>
call System.Void System.Environment::Exit(System.Int32)
ldsfld System.String Client.Settings::Anti
call System.Boolean System.Convert::ToBoolean(System.String)
brfalse IL_0057: ldsfld System.String Client.Settings::Install
call System.Void Client.Helper.Anti_Analysis::RunAntiAnalysis()
ldsfld System.String Client.Settings::Install
call System.Boolean System.Convert::ToBoolean(System.String)
brfalse IL_006B: ldsfld System.String Client.Settings::BDOS
call System.Void Client.Install.NormalStartup::Install()
ldsfld System.String Client.Settings::BDOS
call System.Boolean System.Convert::ToBoolean(System.String)
brfalse IL_0089: call System.Void Client.Helper.Methods::PreventSleep()
call System.Boolean Client.Helper.Methods::IsAdmin()
brfalse IL_0089: call System.Void Client.Helper.Methods::PreventSleep()
call System.Void Client.Helper.ProcessCritical::Set()
call System.Void Client.Helper.Methods::PreventSleep()
leave IL_0099: nop
pop <null>
leave IL_0099: nop
nop <null>
call System.Boolean Client.Connection.ClientSocket::get_IsConnected()
brtrue IL_00AE: leave IL_00B9
call System.Void Client.Connection.ClientSocket::Reconnect()
call System.Void Client.Connection.ClientSocket::InitializeClient()
leave IL_00B9: ldc.i4 5000
pop <null>
leave IL_00B9: ldc.i4 5000
ldc.i4 5000
call System.Void System.Threading.Thread::Sleep(System.Int32)
br.s IL_0099: nop
Module Name
microsoftdefender.exe
Full Name
microsoftdefender.exe
EntryPoint
System.Void Client.Program::Main()
Scope Name
microsoftdefender.exe
Scope Type
ModuleDef
Kind
Windows
Runtime Version
v4.0.30319
Tables Header Version
512
WinMD Version
<null>
Assembly Name
microsoftdefender
Assembly Version
1.0.0.0
Assembly Culture
<null>
Has PublicKey
False
PublicKey Token
<null>
Target Framework
.NETFramework,Version=v4.0,Profile=Client
Total Strings
120
Main Method
System.Void Client.Program::Main()
Main IL Instruction Count
51
Main IL 
ldc.i4.0 <null>
stloc.0 <null>
br IL_0015: ldloc.0
ldc.i4 1000
call System.Void System.Threading.Thread::Sleep(System.Int32)
ldloc.0 <null>
ldc.i4.1 <null>
add <null>
stloc.0 <null>
ldloc.0 <null>
ldsfld System.String Client.Settings::Delay
call System.Int32 System.Convert::ToInt32(System.String)
blt.s IL_0007: ldc.i4 1000
call System.Boolean Client.Settings::InitializeSettings()
brtrue IL_0032: nop
ldc.i4.0 <null>
call System.Void System.Environment::Exit(System.Int32)
nop <null>
call System.Boolean Client.Helper.MutexControl::CreateMutex()
brtrue IL_0043: ldsfld System.String Client.Settings::Anti
ldc.i4.0 <null>
call System.Void System.Environment::Exit(System.Int32)
ldsfld System.String Client.Settings::Anti
call System.Boolean System.Convert::ToBoolean(System.String)
brfalse IL_0057: ldsfld System.String Client.Settings::Install
call System.Void Client.Helper.Anti_Analysis::RunAntiAnalysis()
ldsfld System.String Client.Settings::Install
call System.Boolean System.Convert::ToBoolean(System.String)
brfalse IL_006B: ldsfld System.String Client.Settings::BDOS
call System.Void Client.Install.NormalStartup::Install()
ldsfld System.String Client.Settings::BDOS
call System.Boolean System.Convert::ToBoolean(System.String)
brfalse IL_0089: call System.Void Client.Helper.Methods::PreventSleep()
call System.Boolean Client.Helper.Methods::IsAdmin()
brfalse IL_0089: call System.Void Client.Helper.Methods::PreventSleep()
call System.Void Client.Helper.ProcessCritical::Set()
call System.Void Client.Helper.Methods::PreventSleep()
leave IL_0099: nop
pop <null>
leave IL_0099: nop
nop <null>
call System.Boolean Client.Connection.ClientSocket::get_IsConnected()
brtrue IL_00AE: leave IL_00B9
call System.Void Client.Connection.ClientSocket::Reconnect()
call System.Void Client.Connection.ClientSocket::InitializeClient()
leave IL_00B9: ldc.i4 5000
pop <null>
leave IL_00B9: ldc.i4 5000
ldc.i4 5000
call System.Void System.Threading.Thread::Sleep(System.Int32)
br.s IL_0099: nop
Key (AES_256) MUTEXmalicious
RTNZaEhuhuhuhuhuhuhuhuhuhuhu
CnC CNCmalicious
kubahuhuhuhu
Ports PORTmalicious
4huhuhuhu
Ports PORTmalicious
1huhuhuhu
Ports PORTmalicious
4huhuhuhu
Ports PORTmalicious
5huhuhuhu
Ports PORTmalicious
6huhuhuhu
Ports PORTmalicious
7huhuhuhu
Ports PORTmalicious
8huhuhuhu
Mutex MUTEXmalicious
Tl8ehuhuhuhu
Full artefact values (URLs, paths, registry keys, scripts…) are available with Essential.
Unlock with Essential
1 malicious · 3 files
EXEbf161578ad45af605dd3aad7bd1b5cd5njRat
Structure
Config. Field Value
Key (AES_256) RTNZaEhuhuhuhuhuhuhuhuhuhuhu
Pastebin -huhuhuhu
Certificate MIIE8jhuhuhuhuhuhuhuhuhuhuhu
ServerSignature Rq3Nsvhuhuhuhuhuhuhuhuhuhuhu
Install thuhuhuhu
BDOS fhuhuhuhu
Anti-VM fhuhuhuhu
Install File microshuhuhuhuhuhuhu
Install-Folder %Aphuhuhuhu
Hosts kubahuhuhuhu
Ports 443,16huhuhuhuhuhuhuhuhuhuhu
Mutex Tl8ehuhuhuhu
Version 0huhuhuhu
Delay 3huhuhuhu
Group Dehuhuhuhu
We extracted this malware's full configuration (C2, credentials, campaign IDs…).
Unlock with Essential
Key (AES_256) MUTEXmalicious
RTNZaEhuhuhuhuhuhuhuhuhuhuhu
bf161578ad45af605dd3aad7bd1b5cd5
CnC CNCmalicious
kubahuhuhuhu
bf161578ad45af605dd3aad7bd1b5cd5
Ports PORTmalicious
4huhuhuhu
bf161578ad45af605dd3aad7bd1b5cd5
Ports PORTmalicious
1huhuhuhu
bf161578ad45af605dd3aad7bd1b5cd5
Ports PORTmalicious
4huhuhuhu
bf161578ad45af605dd3aad7bd1b5cd5
Ports PORTmalicious
5huhuhuhu
bf161578ad45af605dd3aad7bd1b5cd5
Ports PORTmalicious
6huhuhuhu
bf161578ad45af605dd3aad7bd1b5cd5
Ports PORTmalicious
7huhuhuhu
bf161578ad45af605dd3aad7bd1b5cd5
Ports PORTmalicious
8huhuhuhu
bf161578ad45af605dd3aad7bd1b5cd5
Mutex MUTEXmalicious
Tl8ehuhuhuhu
bf161578ad45af605dd3aad7bd1b5cd5
Full artefact values (URLs, paths, registry keys, scripts…) are available with Essential.
Unlock with Essential
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