gh0strat | 298373492d1c069be7dc17748bd85b61d7292dc01d7744b8eb10fae087a5c66d

Analysis

max time kernel
150s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/09/2024, 11:47

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General

Target

fe7630320000e354032c18fdae16af21_JaffaCakes118.dll
Size

52KB
MD5

fe7630320000e354032c18fdae16af21
SHA1

c30062910c38ac924dd093cc57814d1ed987da48
SHA256

298373492d1c069be7dc17748bd85b61d7292dc01d7744b8eb10fae087a5c66d
SHA512

4a781a9d8beb63649236f5ed546e7bc6898d3d25428dc55d885d56426651246dfd2af9b1c26b8677b335cbd474bd7ff27db913a7ffb0c3b876556236e2961fb1
SSDEEP

1536:a3idBevKuP4LCb/YiLZY9My7ye6Us9F9En:aydBeCubb/YiWZ7yeTs7+n

Score

10^/10

gh0strat discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/5040-4-0x0000000010000000-0x0000000010026000-memory.dmp	family_gh0strat
behavioral2/memory/3952-5-0x0000000010000000-0x0000000010026000-memory.dmp	family_gh0strat
behavioral2/memory/5040-9-0x0000000010000000-0x0000000010026000-memory.dmp	family_gh0strat
behavioral2/memory/3952-10-0x0000000010000000-0x0000000010026000-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

Blocklisted process makes network request 2 IoCs

flow	pid	Process
4	3952	rundll32.exe
45	3952	rundll32.exe

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:\\Users\\Admin\\AppData\\Local\\Temp\\fe7630320000e354032c18fdae16af21_JaffaCakes118.dll"	rundll32.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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5040	svchost.exe
Token: SeDebugPrivilege	3952	rundll32.exe
Token: SeDebugPrivilege	3952	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3664 wrote to memory of 3088	3664	rundll32.exe	82
PID 3664 wrote to memory of 3088	3664	rundll32.exe	82
PID 3664 wrote to memory of 3088	3664	rundll32.exe	82
PID 5040 wrote to memory of 3952	5040	svchost.exe	84
PID 5040 wrote to memory of 3952	5040	svchost.exe	84
PID 5040 wrote to memory of 3952	5040	svchost.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe7630320000e354032c18fdae16af21_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe7630320000e354032c18fdae16af21_JaffaCakes118.dll,#1
  2⤵
  - Server Software Component: Terminal Services DLL
  - System Location Discovery: System Language Discovery
  PID:3088

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs -s FastUserSwitchingCompatibility
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5040
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe c:\users\admin\appdata\local\temp\fe7630320000e354032c18fdae16af21_jaffacakes118.dll wintest
  2⤵
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3952

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

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Downloads

memory/3088-0-0x0000000010000000-0x0000000010026000-memory.dmp

Filesize
152KB

Download
memory/3088-1-0x0000000002870000-0x0000000002872000-memory.dmp

Filesize
8KB

Download
memory/3952-3-0x0000000000690000-0x0000000000692000-memory.dmp

Filesize
8KB

Download
memory/3952-6-0x0000000000690000-0x0000000000692000-memory.dmp

Filesize
8KB

Download
memory/3952-5-0x0000000010000000-0x0000000010026000-memory.dmp

Filesize
152KB

Download
memory/3952-10-0x0000000010000000-0x0000000010026000-memory.dmp

Filesize
152KB

Download
memory/5040-2-0x00000000005F0000-0x00000000005F2000-memory.dmp

Filesize
8KB

Download
memory/5040-4-0x0000000010000000-0x0000000010026000-memory.dmp

Filesize
152KB

Download
memory/5040-9-0x0000000010000000-0x0000000010026000-memory.dmp

Filesize
152KB

Download