Deep Malware Analysis of 13fe4fd84d2f0fe65fe209c4ee390752 | md5: 13fe4fd84d2f0fe65fe209c4ee390752 | RAT | njRat | Executable | PE (Portable Executable) | Managed .NET | PE File Layout | Win 32 Exe | x86 | .Net | SOS: 0.27

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Symbol Obfuscation Score Low

MD5	13fe4fd84d2f0fe65fe209c4ee390752
Sha1	3bb02bfec1d2c0723baac811b7a2ed2a9eff3d2c
Sha256	895fea5f9576b02251d5c3b6d49e5d4611d4255789744d56599d5b5ede7dd563
Sha384	3c02bf07d3caddbe187804414b312d52f8e8b4c44cc9bbf80e4536b641728ef4b6b87900c25e20cd871369c476cee412
Sha512	7e4727eb2616933ead9c95269eb61fcba224d1514d269b9407456cca5ad26c0a64ea77bbb66e5ed00788c5dd329e4e64a50fa0def0a9ef14bde86bef3be6c5a7
SSDeep	768:UzUPYZxTDezxp+BG9a3AZ3vwdQmIDUu0tiRIj:vsahhkQVkTj
TLSH	91E21B6DFBF64466D2BD0AB50571950013B4E003E523F77E4ECB24A62B6B6D84B88DF2

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

STICH beta Structural Threat Infection Chain Hash

A content-independent fingerprint of the infection method: successive formats, internal objects and MITRE techniques from the initial file to each final payload.

STICH Path = the fingerprint (canonical chain with techniques) STICH Shape = structure only Only determinant branches produce STICH Paths.

Path pe:exe>pe:rsrc>bin

Shape pe:exe>pe:rsrc>bin

malicious 3 nodes

Config. Field	Value
packet_size [b]	5huhuhuhu
BD [BD]	Fhuhuhuhu
directory [DR]	Thuhuhuhu
executable_name [EXE]	Windowhuhuhuhuhuhuhu
cnc_host [H]	beebhuhuhuhuhuhuhu
is_dir_defined [Idr]	Fhuhuhuhu
Anti_CH	Fhuhuhuhu
is_startup_folder [IsF]	Thuhuhuhu
USB_SP	Thuhuhuhu
is_user_reg [Isu]	Thuhuhuhu
cnc_port [P]	4huhuhuhu
reg_key [RG]	0e6033huhuhuhuhuhuhuhuhuhuhu
reg_path [sf]	Softwahuhuhuhuhuhuhuhuhuhuhu
victim_name [VN]	flyhuhuhuhu
version [VR]	0huhuhuhu
splitter [Y]	Y262huhuhuhu

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	Stub.exe
Full Name	Stub.exe
EntryPoint	System.Void j.A::main()
Scope Name	Stub.exe
Scope Type	ModuleDef
Kind	Windows
Runtime Version	v2.0.50727
Tables Header Version	512
WinMD Version	<null>
Assembly Name	Stub
Assembly Version	0.0.0.0
Assembly Culture	<null>
Has PublicKey	False
PublicKey Token	<null>
Target Framework	<null>
Total Strings	241
Main Method	System.Void j.A::main()
Main IL Instruction Count	4
Main IL	`nop <null> call System.Void j.OK::ko() nop <null> ret <null>`
Module Name	Stub.exe
Full Name	Stub.exe
EntryPoint	System.Void j.A::main()
Scope Name	Stub.exe
Scope Type	ModuleDef
Kind	Windows
Runtime Version	v2.0.50727
Tables Header Version	512
WinMD Version	<null>
Assembly Name	Stub
Assembly Version	0.0.0.0
Assembly Culture	<null>
Has PublicKey	False
PublicKey Token	<null>
Target Framework	<null>
Total Strings	241
Main Method	System.Void j.A::main()
Main IL Instruction Count	4
Main IL	`nop <null> call System.Void j.OK::ko() nop <null> ret <null>`

CnC CNCmalicious

beebhuhuhuhuhuhuhu

Port PORTmalicious

4huhuhuhu

Full artefact values (URLs, paths, registry keys, scripts…) are available with Essential.

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