gh0strat | 113d34df151742433db8c73da631613fa499094748835419b2448b290c525113

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
04/03/2025, 13:54

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General

Target

JaffaCakes118_4dbc6827e3b6e23f859bcc01dab303c3.exe
Size

95KB
MD5

4dbc6827e3b6e23f859bcc01dab303c3
SHA1

1cee7788298d763f3a78c2e399c7571d018c550b
SHA256

113d34df151742433db8c73da631613fa499094748835419b2448b290c525113
SHA512

759cac96e10b6468e25df00889be6ac994b69cece9142adfd0f4089a72e1a3c168b9534a366c4f1d3d15867ce7f444275882d12da312a22d80c5eabb5950fabd
SSDEEP

1536:BtAC8ESy6O2c04AxexVtCoNkPtBcR83ifYk+m8puRPusNk1/E+KgrnB:Btd8ESy6O2JhedCDtBK8EYk+PpuRPuse

Score

10^/10

gh0strat discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 5 IoCs

resource	yara_rule
behavioral2/memory/4084-0-0x0000000000400000-0x0000000000419000-memory.dmp	family_gh0strat
behavioral2/memory/4084-7-0x0000000000400000-0x0000000000419000-memory.dmp	family_gh0strat
behavioral2/memory/1996-6-0x0000000010000000-0x0000000010018000-memory.dmp	family_gh0strat
behavioral2/files/0x000a000000023d19-5.dat	family_gh0strat
behavioral2/memory/1996-8-0x0000000010000000-0x0000000010018000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
Gh0strat family
gh0strat

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\FastUserSwitchingCompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\WinDllSvc.dll"	JaffaCakes118_4dbc6827e3b6e23f859bcc01dab303c3.exe

Deletes itself 1 IoCs

pid	Process
1996	SVCHOST.EXE

Loads dropped DLL 1 IoCs

pid	Process
1996	SVCHOST.EXE

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\WinDllSvc.dll	JaffaCakes118_4dbc6827e3b6e23f859bcc01dab303c3.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_4dbc6827e3b6e23f859bcc01dab303c3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SVCHOST.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe

Kills process with taskkill 1 IoCs

defense_evasion

pid	Process
4988	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4988	taskkill.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4084 wrote to memory of 4988	4084	JaffaCakes118_4dbc6827e3b6e23f859bcc01dab303c3.exe	84
PID 4084 wrote to memory of 4988	4084	JaffaCakes118_4dbc6827e3b6e23f859bcc01dab303c3.exe	84
PID 4084 wrote to memory of 4988	4084	JaffaCakes118_4dbc6827e3b6e23f859bcc01dab303c3.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4dbc6827e3b6e23f859bcc01dab303c3.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4dbc6827e3b6e23f859bcc01dab303c3.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4084
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /t /im RSTray.exE
  2⤵
  - System Location Discovery: System Language Discovery
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:4988

C:\Windows\SysWOW64\SVCHOST.EXE
C:\Windows\SysWOW64\SVCHOST.EXE -K NETSVCS -s FastUserSwitchingCompatibility
1⤵
- Deletes itself
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1996

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\WinDllSvc.dll

Filesize
81KB

MD5
97fa7d6a165e49dcb544bb447e364cc6

SHA1
74e24fddb0610247729c15d56610a4f12ec7124b

SHA256
72345d145e043019b50c50e22bf350fbd41a939e6ee566cf73165203d694973d

SHA512
631f9c5dbd1f7812e536caca1bfd657a9d2fe2dad6efb307cfce310012478558c30ef2d0b2e6d0bf580e12291d15d89d3dfba6c5e4a16d4e0e87bbaddc23da8f

Download Submit
memory/1996-6-0x0000000010000000-0x0000000010018000-memory.dmp

Filesize
96KB

Download
memory/1996-8-0x0000000010000000-0x0000000010018000-memory.dmp

Filesize
96KB

Download
memory/4084-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/4084-7-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download