gh0strat | f38e756ee7bb2908a9c44d39d8923caa311aeaa3d1919aadf26a742a5e8f4387

Analysis

max time kernel
150s
max time network
135s
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, 01:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_4a594d051aeb91f95a12f8bd91305dfd.exe
Size

53KB
MD5

4a594d051aeb91f95a12f8bd91305dfd
SHA1

fbf022fca56421403f58bede296242508ed0a27f
SHA256

f38e756ee7bb2908a9c44d39d8923caa311aeaa3d1919aadf26a742a5e8f4387
SHA512

64c5ee288d21496d84efc42228a57d5930fb6b953cea31997184befb4fe2304bb6b4e0c172406059b264dc323526ad8f2d8e75ec69bdf0a3aead1d8c432d1471
SSDEEP

1536:wpBYo6/+4FZTL/FqJlZy9eqAOvCxTNHWEA:wD62yVQy9eIIT1A

Score

10^/10

gh0strat discovery persistence rat upx

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral2/files/0x000d000000023b6d-3.dat	family_gh0strat
behavioral2/memory/2772-4-0x0000000000400000-0x000000000042104F-memory.dmp	family_gh0strat
behavioral2/memory/5436-6-0x0000000010000000-0x000000001001B000-memory.dmp	family_gh0strat
behavioral2/memory/5436-7-0x0000000010000000-0x000000001001B000-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\\FastUserSwitchingCompatibility360.dll"	JaffaCakes118_4a594d051aeb91f95a12f8bd91305dfd.exe

Deletes itself 1 IoCs

pid	Process
5436	SVCHOST.EXE

Loads dropped DLL 1 IoCs

pid	Process
5436	SVCHOST.EXE

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2772-0-0x0000000000400000-0x000000000042104F-memory.dmp	upx
behavioral2/memory/2772-4-0x0000000000400000-0x000000000042104F-memory.dmp	upx

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	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_4a594d051aeb91f95a12f8bd91305dfd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SVCHOST.EXE

Kills process with taskkill 1 IoCs

defense_evasion

pid	Process
1732	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1732	taskkill.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 1732	2772	JaffaCakes118_4a594d051aeb91f95a12f8bd91305dfd.exe	84
PID 2772 wrote to memory of 1732	2772	JaffaCakes118_4a594d051aeb91f95a12f8bd91305dfd.exe	84
PID 2772 wrote to memory of 1732	2772	JaffaCakes118_4a594d051aeb91f95a12f8bd91305dfd.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a594d051aeb91f95a12f8bd91305dfd.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a594d051aeb91f95a12f8bd91305dfd.exe"
1⤵
- Server Software Component: Terminal Services DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2772
- 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:1732

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:5436

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

Loading Replay Monitor...

Downloads

\??\c:\windows\SysWOW64\fastuserswitchingcompatibility360.dll

Filesize
95KB

MD5
2143f92d16e9caf73478aa9d4230515b

SHA1
1cf1e2bdd3489a58a7794c6f5fe7677b6013fcc2

SHA256
4d7e93859236f7df4e0b93c0b26543f5157bab4425a7595b8a40d75629f96f3d

SHA512
eda70b075a3444265a70eff528e953173bb3a14c27daadda33691ca25b320d492dbe70e40434e247f0c6b9eaae9e274757ce7e9cb30daa1e98ad0f43672b0ae3

Download Submit
memory/2772-0-0x0000000000400000-0x000000000042104F-memory.dmp

Filesize
132KB

Download
memory/2772-4-0x0000000000400000-0x000000000042104F-memory.dmp

Filesize
132KB

Download
memory/5436-6-0x0000000010000000-0x000000001001B000-memory.dmp

Filesize
108KB

Download
memory/5436-7-0x0000000010000000-0x000000001001B000-memory.dmp

Filesize
108KB

Download