gh0strat | 29b5c0c1dc1e0f78ef953d5a330e4abab978422510a73507cdee7271304f1eaf

Analysis

max time kernel
150s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10/03/2025, 06:42

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General

Target

JaffaCakes118_5da07a6a0a03051dab8ea94731d553d0.exe
Size

211KB
MD5

5da07a6a0a03051dab8ea94731d553d0
SHA1

ae331d7761e3171f5c9e9eec4dd68de8b5bb6442
SHA256

29b5c0c1dc1e0f78ef953d5a330e4abab978422510a73507cdee7271304f1eaf
SHA512

f007d5c97198caad9cb4126da0ba8eb92dac9e7a85029c63a9630cc6a7a8afabea930b3b0f56706bd60736d93d5209d77a3a3420944a142fdeb151c1f40ef9fe
SSDEEP

6144:LGzRxSVtp0l6whGfsKR+zkBpTaa5tJH3D:6t0VPFfsKAkrbPlz

Score

10^/10

gh0strat discovery persistence rat upx

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2332-13-0x0000000000400000-0x00000000004F0000-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

Executes dropped EXE 1 IoCs

pid	Process
2332	(null)0.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_5da07a6a0a03051dab8ea94731d553d0.exe"	JaffaCakes118_5da07a6a0a03051dab8ea94731d553d0.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2544-0-0x0000000000400000-0x00000000004F0000-memory.dmp	upx
behavioral1/files/0x0008000000016d3e-5.dat	upx
behavioral1/memory/2332-11-0x0000000000400000-0x00000000004F0000-memory.dmp	upx
behavioral1/memory/2332-13-0x0000000000400000-0x00000000004F0000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	\??\c:\Windows\BJ.exe	JaffaCakes118_5da07a6a0a03051dab8ea94731d553d0.exe
File opened for modification	\??\c:\Windows\BJ.exe	JaffaCakes118_5da07a6a0a03051dab8ea94731d553d0.exe
File created	\??\c:\Windows\(null)0.exe	JaffaCakes118_5da07a6a0a03051dab8ea94731d553d0.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_5da07a6a0a03051dab8ea94731d553d0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	(null)0.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 2332	2544	JaffaCakes118_5da07a6a0a03051dab8ea94731d553d0.exe	30
PID 2544 wrote to memory of 2332	2544	JaffaCakes118_5da07a6a0a03051dab8ea94731d553d0.exe	30
PID 2544 wrote to memory of 2332	2544	JaffaCakes118_5da07a6a0a03051dab8ea94731d553d0.exe	30
PID 2544 wrote to memory of 2332	2544	JaffaCakes118_5da07a6a0a03051dab8ea94731d553d0.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5da07a6a0a03051dab8ea94731d553d0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5da07a6a0a03051dab8ea94731d553d0.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2544
- \??\c:\Windows\(null)0.exe
  c:\Windows\(null)0.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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\(null)0.exe

Filesize
211KB

MD5
5da07a6a0a03051dab8ea94731d553d0

SHA1
ae331d7761e3171f5c9e9eec4dd68de8b5bb6442

SHA256
29b5c0c1dc1e0f78ef953d5a330e4abab978422510a73507cdee7271304f1eaf

SHA512
f007d5c97198caad9cb4126da0ba8eb92dac9e7a85029c63a9630cc6a7a8afabea930b3b0f56706bd60736d93d5209d77a3a3420944a142fdeb151c1f40ef9fe

Download Submit
memory/2332-11-0x0000000000400000-0x00000000004F0000-memory.dmp

Filesize
960KB

Download
memory/2332-13-0x0000000000400000-0x00000000004F0000-memory.dmp

Filesize
960KB

Download
memory/2544-0-0x0000000000400000-0x00000000004F0000-memory.dmp

Filesize
960KB

Download
memory/2544-9-0x0000000002710000-0x0000000002800000-memory.dmp

Filesize
960KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads