gh0strat | af89abfc48c24896f23e87a79e0fe8674d95a7305fe5045ce4d1f5af14edb184

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11/03/2025, 23:16

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General

Target

JaffaCakes118_67c861a240be5ccf960700f97a96b47c.exe
Size

291KB
MD5

67c861a240be5ccf960700f97a96b47c
SHA1

7cf3fbd7444b2e44cbb9e9cd8e828ac14909f4a8
SHA256

af89abfc48c24896f23e87a79e0fe8674d95a7305fe5045ce4d1f5af14edb184
SHA512

6887081e2acb8f339904a3d7a88b26582a916270c03d8a07b7a78ed4a71acae6cfe0bfad4825bf23b1d60615f896df6e1f1fa208d973d03994657e590a51a577
SSDEEP

6144:wGzRxSVtp0l6whGfsKR+zkBpTaa5tJHYt4Z3:Dt0VPFfsKAkrbPlYGl

Score

10^/10

gh0strat discovery persistence rat upx

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2388-10-0x0000000000400000-0x00000000004F0000-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
2388	(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_67c861a240be5ccf960700f97a96b47c.exe"	JaffaCakes118_67c861a240be5ccf960700f97a96b47c.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2484-0-0x0000000000400000-0x00000000004F0000-memory.dmp	upx
behavioral1/files/0x0008000000019030-5.dat	upx
behavioral1/memory/2388-10-0x0000000000400000-0x00000000004F0000-memory.dmp	upx
behavioral1/memory/2388-9-0x0000000000400000-0x00000000004F0000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	\??\c:\Windows\BJ.exe	JaffaCakes118_67c861a240be5ccf960700f97a96b47c.exe
File created	\??\c:\Windows\(null)0.exe	JaffaCakes118_67c861a240be5ccf960700f97a96b47c.exe
File opened for modification	\??\c:\Windows\BJ.exe	JaffaCakes118_67c861a240be5ccf960700f97a96b47c.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_67c861a240be5ccf960700f97a96b47c.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 2484 wrote to memory of 2388	2484	JaffaCakes118_67c861a240be5ccf960700f97a96b47c.exe	30
PID 2484 wrote to memory of 2388	2484	JaffaCakes118_67c861a240be5ccf960700f97a96b47c.exe	30
PID 2484 wrote to memory of 2388	2484	JaffaCakes118_67c861a240be5ccf960700f97a96b47c.exe	30
PID 2484 wrote to memory of 2388	2484	JaffaCakes118_67c861a240be5ccf960700f97a96b47c.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67c861a240be5ccf960700f97a96b47c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67c861a240be5ccf960700f97a96b47c.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2484
- \??\c:\Windows\(null)0.exe
  c:\Windows\(null)0.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2388

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
291KB

MD5
67c861a240be5ccf960700f97a96b47c

SHA1
7cf3fbd7444b2e44cbb9e9cd8e828ac14909f4a8

SHA256
af89abfc48c24896f23e87a79e0fe8674d95a7305fe5045ce4d1f5af14edb184

SHA512
6887081e2acb8f339904a3d7a88b26582a916270c03d8a07b7a78ed4a71acae6cfe0bfad4825bf23b1d60615f896df6e1f1fa208d973d03994657e590a51a577

Download Submit
memory/2388-10-0x0000000000400000-0x00000000004F0000-memory.dmp

Filesize
960KB

Download
memory/2388-9-0x0000000000400000-0x00000000004F0000-memory.dmp

Filesize
960KB

Download
memory/2484-0-0x0000000000400000-0x00000000004F0000-memory.dmp

Filesize
960KB

Download
memory/2484-11-0x0000000002590000-0x0000000002680000-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