gh0strat | 337baaa3b6a4ae0343397dc88efae906e93ab87acbb3c30ca1b1e739c4eaede7

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01/03/2025, 23:52

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General

Target

JaffaCakes118_3c72e49c2c8536795c4f810b976cb421.exe
Size

140KB
MD5

3c72e49c2c8536795c4f810b976cb421
SHA1

29047b1a1f022c0686d255a21a6cbf0a2d440466
SHA256

337baaa3b6a4ae0343397dc88efae906e93ab87acbb3c30ca1b1e739c4eaede7
SHA512

f156889da082a4da4b9b5e0effb09e44d8a7c1d65f4367a0354f40b34bd84efa0b054faa7c39e68e3c721d48c1f305de8cf8edc1e8eb1e70bde9fdaa63b9840a
SSDEEP

3072:yUg0/yQooDYONuWtu8HkBW9c0o/tSBoi/+zgb9BKf:y0yQosY+n54WGT/tSyi/TBA

Score

10^/10

gh0strat discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral1/memory/2788-0-0x0000000000400000-0x0000000000424000-memory.dmp	family_gh0strat
behavioral1/files/0x000800000001211a-6.dat	family_gh0strat
behavioral1/memory/2484-10-0x0000000000400000-0x0000000000424000-memory.dmp	family_gh0strat
behavioral1/memory/2788-11-0x0000000000400000-0x0000000000424000-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

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Drivers\beep.sys	svchost.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\NtFrs\Parameters\ServiceDll = "C:\\Windows\\System32\\NtFrs.exe"	JaffaCakes118_3c72e49c2c8536795c4f810b976cb421.exe

Loads dropped DLL 1 IoCs

pid	Process
2812	svchost.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\NtFrs.exe	JaffaCakes118_3c72e49c2c8536795c4f810b976cb421.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_3c72e49c2c8536795c4f810b976cb421.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_3c72e49c2c8536795c4f810b976cb421.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
476	Process not Found

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2788 wrote to memory of 2484	2788	JaffaCakes118_3c72e49c2c8536795c4f810b976cb421.exe	30
PID 2788 wrote to memory of 2484	2788	JaffaCakes118_3c72e49c2c8536795c4f810b976cb421.exe	30
PID 2788 wrote to memory of 2484	2788	JaffaCakes118_3c72e49c2c8536795c4f810b976cb421.exe	30
PID 2788 wrote to memory of 2484	2788	JaffaCakes118_3c72e49c2c8536795c4f810b976cb421.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3c72e49c2c8536795c4f810b976cb421.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3c72e49c2c8536795c4f810b976cb421.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2788
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3c72e49c2c8536795c4f810b976cb421.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3c72e49c2c8536795c4f810b976cb421.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2484

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Drops file in Drivers directory
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2812

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:\Windows\SysWOW64\NtFrs.exe

Filesize
102KB

MD5
60c7e36cae84dd9dfb55a03bba02733b

SHA1
d40a978817fbf6f1b1de561c9e39840f1f3aa2d2

SHA256
319bd84b9597067a4e79cf284c1b92ab13a3032ad0b089a2ec767a4ff743a217

SHA512
bb091e22f2fe41c8b5a741176d02646c623d3648580bcf4c87812e7219da3dfdf5ef62f85356fe3367036c88748121bec7e1ae189bebe990624f25d764f25495

Download Submit
memory/2484-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2788-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2788-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download