gh0strat | 01fdb1f44e874bfcee29c131402a0f55b48fb243a0f4eb0d1fcc9c4b1ef65ab0

Analysis

max time kernel
150s
max time network
149s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
28-01-2025 11:02

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General

Target

JaffaCakes118_4a2a329c3affc478eff3d4d727ea8feb.exe
Size

231KB
MD5

4a2a329c3affc478eff3d4d727ea8feb
SHA1

78856c572ecb6c95e5acf6b5afb1ac9bd4f0c6b9
SHA256

01fdb1f44e874bfcee29c131402a0f55b48fb243a0f4eb0d1fcc9c4b1ef65ab0
SHA512

25ff4e40c0b9fa6279dc42c26b288ac71d1f8ca4db1fd50596154e5bcd00f09760486ee1ba06dca56ed2f0d89c7c48167266c67427aee65ea1f23b86ac3a5662
SSDEEP

3072:gzmDoyz1jEhM76wcdecmNX/1lD2rM5GBQCckl/6Ri89Rv0OfHa5ne2hHi:gKD31jEhM0mNX/CbQI+ieR7/8g

Score

10^/10

gh0strat discovery rat

Malware Config

Signatures

Gh0st RAT payload 5 IoCs

resource	yara_rule
behavioral1/memory/2764-3-0x0000000000400000-0x000000000043B000-memory.dmp	family_gh0strat
behavioral1/files/0x0007000000016d29-4.dat	family_gh0strat
behavioral1/memory/2632-6-0x0000000010000000-0x000000001001F000-memory.dmp	family_gh0strat
behavioral1/memory/2632-7-0x0000000010000000-0x000000001001F000-memory.dmp	family_gh0strat
behavioral1/memory/2632-16-0x0000000010000000-0x000000001001F000-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

Blocklisted process makes network request 1 IoCs

flow	pid	Process
4	2632	rundll32.exe

Deletes itself 1 IoCs

pid	Process
2632	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
2632	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	JaffaCakes118_4a2a329c3affc478eff3d4d727ea8feb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2764	JaffaCakes118_4a2a329c3affc478eff3d4d727ea8feb.exe
2764	JaffaCakes118_4a2a329c3affc478eff3d4d727ea8feb.exe
2764	JaffaCakes118_4a2a329c3affc478eff3d4d727ea8feb.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2632	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2788	2764	JaffaCakes118_4a2a329c3affc478eff3d4d727ea8feb.exe	31
PID 2764 wrote to memory of 2788	2764	JaffaCakes118_4a2a329c3affc478eff3d4d727ea8feb.exe	31
PID 2764 wrote to memory of 2788	2764	JaffaCakes118_4a2a329c3affc478eff3d4d727ea8feb.exe	31
PID 2764 wrote to memory of 2788	2764	JaffaCakes118_4a2a329c3affc478eff3d4d727ea8feb.exe	31
PID 2788 wrote to memory of 2632	2788	cmd.exe	33
PID 2788 wrote to memory of 2632	2788	cmd.exe	33
PID 2788 wrote to memory of 2632	2788	cmd.exe	33
PID 2788 wrote to memory of 2632	2788	cmd.exe	33
PID 2788 wrote to memory of 2632	2788	cmd.exe	33
PID 2788 wrote to memory of 2632	2788	cmd.exe	33
PID 2788 wrote to memory of 2632	2788	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a2a329c3affc478eff3d4d727ea8feb.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a2a329c3affc478eff3d4d727ea8feb.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c rundll32.exe C:\Windows\temp\cmss.dat hi
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2788
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Windows\temp\cmss.dat hi
    3⤵
    - Blocklisted process makes network request
    - Deletes itself
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    PID:2632

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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\temp\cmss.dat

Filesize
10.1MB

MD5
af533d1492ad834dd2082063ed0f417c

SHA1
aee776881bcfadedfff2010681a6145c38c6582f

SHA256
51788129915dfe7c91de18158a354d8ea5b9a00c71441df94d8902fe64b89437

SHA512
624f25c3cde6b8fa3d9722683156814112e98d110ca972ea65c1dfd22859e06532049a263e3c1a86611b421e6f9759765dbb68f17f61dfc7df51fc487d19cdd7

Download Submit
memory/2632-6-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/2632-7-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/2632-16-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/2764-0-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2764-3-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download