gh0strat | 5abbb343a1fe62c917d14d6ab2cfea5a5bb1e2b23e66ed5e09e54ee0aadb275f

Analysis

max time kernel
150s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
06/03/2025, 09:43

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General

Target

JaffaCakes118_55e19741536753fde945ea1225e11a98.exe
Size

110KB
MD5

55e19741536753fde945ea1225e11a98
SHA1

a05f9205f0f57f181d9113e54030d78426ff8419
SHA256

5abbb343a1fe62c917d14d6ab2cfea5a5bb1e2b23e66ed5e09e54ee0aadb275f
SHA512

4223adbc59c94348d757a6b32c17149ad55ad618c31d0c814f97ad0f1d4c35469410c8f9b9d6ca6e95db5fa4eb56b9fc668d44fcf60dfbe313ea1e0d06479d08
SSDEEP

3072:lMRVbYSyB5/eqpavSlJL282lfBTqqYluYwbgLykQq5l2:l8VbYSyBVeq0vSyHfx27wb4ykQd

Score

10^/10

gh0strat discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/2408-0-0x0000000000400000-0x000000000041D000-memory.dmp	family_gh0strat
behavioral2/files/0x000300000001e64a-4.dat	family_gh0strat
behavioral2/memory/2408-6-0x0000000000400000-0x000000000041D000-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\\FastUserSwitchingCompatibilityno.dll"	JaffaCakes118_55e19741536753fde945ea1225e11a98.exe

Deletes itself 1 IoCs

pid	Process
2860	svchost.exe

Loads dropped DLL 1 IoCs

pid	Process
2860	svchost.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\FastUserSwitchingCompatibilityno.dll	JaffaCakes118_55e19741536753fde945ea1225e11a98.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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_55e19741536753fde945ea1225e11a98.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2408	JaffaCakes118_55e19741536753fde945ea1225e11a98.exe
2408	JaffaCakes118_55e19741536753fde945ea1225e11a98.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_55e19741536753fde945ea1225e11a98.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_55e19741536753fde945ea1225e11a98.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2408

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:2860

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\fastuserswitchingcompatibilityno.dll

Filesize
95KB

MD5
8572f8e2051d00a375522003c9fa960d

SHA1
de81e541bfd0a530e01302c5ab228144a8a39bc5

SHA256
1f55e2e2c7194ba561567e25605401dc601f930c9407c9c69973ba95c3b97aa7

SHA512
24bbbeeede3a6a47d10c5c19af79e3026f9c5f0efc7d201f1df61a10b14c5a1631768a5cd4bff2a94ec716aba59a95454e5f4f18ea9967d0471a8fca0887b8ca

Download Submit
memory/2408-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2408-6-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download