Malicious
Malicious

21c0d80b1c30f7b7c1d3c402bf4a50d4

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PE Executable
MD5: 21c0d80b1c30f7b7c1d3c402bf4a50d4
Size: 213.5 KB
application/x-dosexec
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Symbol Obfuscation Score Low
MD5 21c0d80b1c30f7b7c1d3c402bf4a50d4
Sha1 ddca151d4d96fe062efa306c9c3f68a00267791a
Sha256 e41b601b827be4def235a9d406f836d7b981fdf08d07ee00d3ec9c9003f402d7
Sha384 4bc334e72be41c8feea1a230a6f1dc7f3a566303078d308d3dfbdc4a88eb283939d89d2eb3f1c92feba3c4888c98e728
Sha512 5b9738229246154179543a644d6e8d2b9348213e4dc91c894f0783f45894f6c1053e6f9fbc8161ab22cdfd9a0f6c54f9348e85c0f1916a86e38ed9fc075e9b19
SSDeep 3072:hubyT5Pk2g0mgbSnnPZYA6iQoqqs4VQeO3:hubWNMgbkPE5oLjVjO
TLSH B824501C05F08667E5BB8BB356AED138067B55A17C0A40CE74D427AA3AFFA85C6C3707
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
21c0d80b1c30f7b7c1d3c402bf4a50d4
Malicious
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_ICON
ID:0001
ID:0
RT_GROUP_CURSOR4
ID:0001
ID:0
RT_VERSION
ID:0001
ID:0
RT_MANIFEST
ID:0001
ID:0
Config. Field Value
Key (AES_256) S080R2huhuhuhuhuhuhuhuhuhuhu
Pastebin -huhuhuhu
Certificate MIIE8jhuhuhuhuhuhuhuhuhuhuhu
ServerSignature tjNQv1huhuhuhuhuhuhuhuhuhuhu
Install thuhuhuhu
BDOS fhuhuhuhu
Anti-VM fhuhuhuhu
Install File vibehuhuhuhu
Install-Folder %Aphuhuhuhu
Ports 43,53,huhuhuhuhuhuhu
Mutex EuFEhuhuhuhu
Version 0huhuhuhu
Delay 3huhuhuhu
Group vhuhuhuhu
We extracted this malware's full configuration (C2, credentials, campaign IDs…).
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Name Value
Info
PE Detect: PeReader OK (file layout)
Module Name
vibesync.exe
Full Name
vibesync.exe
EntryPoint
System.Void Client.Program::Main()
Scope Name
vibesync.exe
Scope Type
ModuleDef
Kind
Windows
Runtime Version
v4.0.30319
Tables Header Version
512
WinMD Version
<null>
Assembly Name
vibesync
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
vibesync.exe
Full Name
vibesync.exe
EntryPoint
System.Void Client.Program::Main()
Scope Name
vibesync.exe
Scope Type
ModuleDef
Kind
Windows
Runtime Version
v4.0.30319
Tables Header Version
512
WinMD Version
<null>
Assembly Name
vibesync
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
S080R2huhuhuhuhuhuhuhuhuhuhu
Ports PORTmalicious
4huhuhuhu
Ports PORTmalicious
5huhuhuhu
Ports PORTmalicious
8huhuhuhu
Ports PORTmalicious
4huhuhuhu
Ports PORTmalicious
8huhuhuhu
Ports PORTmalicious
8huhuhuhu
Mutex MUTEXmalicious
EuFEhuhuhuhu
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