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PE Executable
MD5: fa28d83dcc60dcc64d1027b632ed412a
Size: 65.02 KB
application/x-dosexec
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Symbol Obfuscation Score Low
MD5 fa28d83dcc60dcc64d1027b632ed412a
Sha1 6f62eecbc01b30215970dbf2ff0711b10220992d
Sha256 2aa399344360149d415ab25ef29eb0bec7d49a86cb3c0f719909ecf6465230da
Sha384 7c1879ea87857d5a80a4d195218495bd22bda4fdbf14b6f0944f08bb5ff083f60398f7e344080ae52091b6b803533c62
Sha512 7fbf3aa31263a1cbb784582c5eac55be8cc3d57cbbe69c2505be4ebb317729da615d57105babe628fb5fc45ed439ba9518160f0fb1b6999b1b1d4d5029093ecc
SSDeep 1536:6ptUWyBQPOF96r2qCGbbEwNjkDG4snXxVclN:6MWyBQPOFEKlGbbEAjk9snXbY
TLSH B8535B003798C925E2AD8AB4ACF2550146B1D5772106DB5E7CC814DBAB9FFCA85233EF
PeID
Microsoft Visual C# / Basic.NET / MS Visual Basic 2005 - ASL Microsoft Visual Studio .NET
fa28d83dcc60dcc64d1027b632ed412a
Malicious
Structure
DosHeader
PE Header
Optional Header (x86)
Section Headers
.text
.rsrc
.reloc
Resources
RT_VERSION
ID:0001
ID:0
RT_MANIFEST
ID:0001
ID:0
Config. Field Value
Key (AES_256) SDZZbmhuhuhuhuhuhuhuhuhuhuhu
Pastebin -huhuhuhu
Certificate MIICMDhuhuhuhuhuhuhuhuhuhuhu
ServerSignature WPJwqXhuhuhuhuhuhuhuhuhuhuhu
Install thuhuhuhu
BDOS fhuhuhuhu
Anti-VM thuhuhuhu
Install File versiohuhuhuhuhuhuhu
Install-Folder %Aphuhuhuhu
Hosts spc.jphuhuhuhuhuhuhuhuhuhuhu
Ports 443,80huhuhuhuhuhuhu
Mutex DcRatMhuhuhuhuhuhuhu
Version 1huhuhuhu
Delay 1huhuhuhu
Group Dehuhuhuhu
We extracted this malware's full configuration (C2, credentials, campaign IDs…).
Unlock with Essential
Name Value
Info
PE Detect: PeReader OK (file layout)
Module Name
version3_update.exe
Full Name
version3_update.exe
EntryPoint
System.Void Client.Program::Main()
Scope Name
version3_update.exe
Scope Type
ModuleDef
Kind
Windows
Runtime Version
v4.0.30319
Tables Header Version
512
WinMD Version
<null>
Assembly Name
version3_update
Assembly Version
1.0.7.0
Assembly Culture
<null>
Has PublicKey
False
PublicKey Token
<null>
Target Framework
.NETFramework,Version=v4.0
Total Strings
157
Main Method
System.Void Client.Program::Main()
Main IL Instruction Count
77
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::De_lay
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>
ldsfld System.String Client.Settings::An_ti
call System.Boolean System.Convert::ToBoolean(System.String)
brfalse IL_0047: leave IL_0052
call System.Void Client.Helper.Anti_Analysis::RunAntiAnalysis()
leave IL_0052: call System.Void Client.Helper.A::B()
pop <null>
leave IL_0052: call System.Void Client.Helper.A::B()
call System.Void Client.Helper.A::B()
call System.Boolean Client.Helper.MutexControl::CreateMutex()
brtrue IL_0067: leave IL_0072
ldc.i4.0 <null>
call System.Void System.Environment::Exit(System.Int32)
leave IL_0072: nop
pop <null>
leave IL_0072: nop
nop <null>
ldsfld System.String Client.Settings::Anti_Process
call System.Boolean System.Convert::ToBoolean(System.String)
brfalse IL_0087: leave IL_0092
call System.Void Client.Helper.AntiProcess::StartBlock()
leave IL_0092: nop
pop <null>
leave IL_0092: nop
nop <null>
ldsfld System.String Client.Settings::BS_OD
call System.Boolean System.Convert::ToBoolean(System.String)
brfalse IL_00B1: leave IL_00BC
call System.Boolean Client.Helper.Methods::IsAdmin()
brfalse IL_00B1: leave IL_00BC
call System.Void Client.Helper.ProcessCritical::Set()
leave IL_00BC: nop
pop <null>
leave IL_00BC: nop
nop <null>
ldsfld System.String Client.Settings::In_stall
call System.Boolean System.Convert::ToBoolean(System.String)
brfalse IL_00D1: leave IL_00DC
call System.Void Client.Install.NormalStartup::Install()
leave IL_00DC: call System.Void Client.Helper.Methods::PreventSleep()
pop <null>
leave IL_00DC: call System.Void Client.Helper.Methods::PreventSleep()
call System.Void Client.Helper.Methods::PreventSleep()
call System.Boolean Client.Helper.Methods::IsAdmin()
brfalse IL_00F0: leave IL_00FB
call System.Void Client.Helper.Methods::ClearSetting()
leave IL_00FB: nop
pop <null>
leave IL_00FB: nop
nop <null>
call System.Boolean Client.Connection.ClientSocket::get_IsConnected()
brtrue IL_0110: leave IL_011B
call System.Void Client.Connection.ClientSocket::Reconnect()
call System.Void Client.Connection.ClientSocket::InitializeClient()
leave IL_011B: ldc.i4 5000
pop <null>
leave IL_011B: ldc.i4 5000
ldc.i4 5000
call System.Void System.Threading.Thread::Sleep(System.Int32)
br.s IL_00FB: nop
Module Name
version3_update.exe
Full Name
version3_update.exe
EntryPoint
System.Void Client.Program::Main()
Scope Name
version3_update.exe
Scope Type
ModuleDef
Kind
Windows
Runtime Version
v4.0.30319
Tables Header Version
512
WinMD Version
<null>
Assembly Name
version3_update
Assembly Version
1.0.7.0
Assembly Culture
<null>
Has PublicKey
False
PublicKey Token
<null>
Target Framework
.NETFramework,Version=v4.0
Total Strings
157
Main Method
System.Void Client.Program::Main()
Main IL Instruction Count
77
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::De_lay
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>
ldsfld System.String Client.Settings::An_ti
call System.Boolean System.Convert::ToBoolean(System.String)
brfalse IL_0047: leave IL_0052
call System.Void Client.Helper.Anti_Analysis::RunAntiAnalysis()
leave IL_0052: call System.Void Client.Helper.A::B()
pop <null>
leave IL_0052: call System.Void Client.Helper.A::B()
call System.Void Client.Helper.A::B()
call System.Boolean Client.Helper.MutexControl::CreateMutex()
brtrue IL_0067: leave IL_0072
ldc.i4.0 <null>
call System.Void System.Environment::Exit(System.Int32)
leave IL_0072: nop
pop <null>
leave IL_0072: nop
nop <null>
ldsfld System.String Client.Settings::Anti_Process
call System.Boolean System.Convert::ToBoolean(System.String)
brfalse IL_0087: leave IL_0092
call System.Void Client.Helper.AntiProcess::StartBlock()
leave IL_0092: nop
pop <null>
leave IL_0092: nop
nop <null>
ldsfld System.String Client.Settings::BS_OD
call System.Boolean System.Convert::ToBoolean(System.String)
brfalse IL_00B1: leave IL_00BC
call System.Boolean Client.Helper.Methods::IsAdmin()
brfalse IL_00B1: leave IL_00BC
call System.Void Client.Helper.ProcessCritical::Set()
leave IL_00BC: nop
pop <null>
leave IL_00BC: nop
nop <null>
ldsfld System.String Client.Settings::In_stall
call System.Boolean System.Convert::ToBoolean(System.String)
brfalse IL_00D1: leave IL_00DC
call System.Void Client.Install.NormalStartup::Install()
leave IL_00DC: call System.Void Client.Helper.Methods::PreventSleep()
pop <null>
leave IL_00DC: call System.Void Client.Helper.Methods::PreventSleep()
call System.Void Client.Helper.Methods::PreventSleep()
call System.Boolean Client.Helper.Methods::IsAdmin()
brfalse IL_00F0: leave IL_00FB
call System.Void Client.Helper.Methods::ClearSetting()
leave IL_00FB: nop
pop <null>
leave IL_00FB: nop
nop <null>
call System.Boolean Client.Connection.ClientSocket::get_IsConnected()
brtrue IL_0110: leave IL_011B
call System.Void Client.Connection.ClientSocket::Reconnect()
call System.Void Client.Connection.ClientSocket::InitializeClient()
leave IL_011B: ldc.i4 5000
pop <null>
leave IL_011B: ldc.i4 5000
ldc.i4 5000
call System.Void System.Threading.Thread::Sleep(System.Int32)
br.s IL_00FB: nop
Key (AES_256) MUTEXmalicious
SDZZbmhuhuhuhuhuhuhuhuhuhuhu
CnC CNCmalicious
spchuhuhuhu
CnC CNCmalicious
versiohuhuhuhuhuhuhu
Ports PORTmalicious
4huhuhuhu
Ports PORTmalicious
8huhuhuhu
Ports PORTmalicious
8huhuhuhu
Ports PORTmalicious
8huhuhuhu
Mutex MUTEXmalicious
DcRatMhuhuhuhuhuhuhu
Full artefact values (URLs, paths, registry keys, scripts…) are available with Essential.
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