gh0strat | 021f8273383b82d16d0234d7572fc723723caa891549dbbed85ba2a2ad6af0cd

Analysis

max time kernel
150s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
28/02/2025, 06:14

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General

Target

JaffaCakes118_321b9dfd40bec60a3908998f0fdc77ee.exe
Size

138KB
MD5

321b9dfd40bec60a3908998f0fdc77ee
SHA1

99bb67f430a439149c54793f7a8bf7cbfbdb4d2a
SHA256

021f8273383b82d16d0234d7572fc723723caa891549dbbed85ba2a2ad6af0cd
SHA512

ff0e8fcec6315755649a2f82f1d42aac91a2f80c68057e72910ab6cd0cab15fd04ddea5cc77ffc4b814b8a4cdddfb00c9a0734a282033dcb0d4b0a19d43c9d75
SSDEEP

3072:IUvKdFhAdT0HYPOLX9np31ByVCgcu8+dOx3L6AAtbe/x8Fvb:IUvKdFhAdoHTLX9hTgXfOx3LNAtS5w

Score

10^/10

gh0strat discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral2/memory/4216-0-0x0000000000400000-0x0000000000424000-memory.dmp	family_gh0strat
behavioral2/memory/4216-1-0x0000000000400000-0x0000000000424000-memory.dmp	family_gh0strat
behavioral2/files/0x000c000000023b78-4.dat	family_gh0strat
behavioral2/memory/1340-5-0x0000000000400000-0x0000000000424000-memory.dmp	family_gh0strat
behavioral2/memory/4748-7-0x0000000010000000-0x000000001001D000-memory.dmp	family_gh0strat
behavioral2/memory/4748-8-0x0000000010000000-0x000000001001D000-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:\\Documents and Settings\\Local User\\userdata.dll"	JaffaCakes118_321b9dfd40bec60a3908998f0fdc77ee.exe

Deletes itself 1 IoCs

pid	Process
4748	SVCHOST.EXE

Loads dropped DLL 1 IoCs

pid	Process
4748	SVCHOST.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_321b9dfd40bec60a3908998f0fdc77ee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SVCHOST.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_321b9dfd40bec60a3908998f0fdc77ee.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4216 wrote to memory of 1340	4216	JaffaCakes118_321b9dfd40bec60a3908998f0fdc77ee.exe	86
PID 4216 wrote to memory of 1340	4216	JaffaCakes118_321b9dfd40bec60a3908998f0fdc77ee.exe	86
PID 4216 wrote to memory of 1340	4216	JaffaCakes118_321b9dfd40bec60a3908998f0fdc77ee.exe	86

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_321b9dfd40bec60a3908998f0fdc77ee.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_321b9dfd40bec60a3908998f0fdc77ee.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4216
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_321b9dfd40bec60a3908998f0fdc77ee.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_321b9dfd40bec60a3908998f0fdc77ee.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - System Location Discovery: System Language Discovery
  PID:1340

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:4748

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

\??\c:\documents and settings\local user\userdata.dll

Filesize
107KB

MD5
66cc031ef4bbc32d7408b8ec72c8f514

SHA1
91549168a859160ac80792c75f7eb8cd6cb29989

SHA256
2236d1c924c07e9d38a4c85e42207add03eb179532396ff1356600ea033e3f55

SHA512
c1067b30ee2971cc2c0f882feb77edea3d515c66f83df38641d6148b7d405040f57b871b000bd25d0600a6d205182f1a056e7d6a9c2f323b2db63eef1d278414

Download Submit
memory/1340-5-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4216-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4216-1-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4748-7-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download
memory/4748-8-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download