gh0strat | 0c91c19136141b1eb3a794901e782a6494ffecbfc6daa50e44a77c7c9fbbba78

Analysis

max time kernel
150s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
05/03/2025, 08:55

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General

Target

JaffaCakes118_5168e08b4d29ac7af1ee154178ab4929.exe
Size

374KB
MD5

5168e08b4d29ac7af1ee154178ab4929
SHA1

bfb18fcf49e113c434c36d926984fd8a7a8b3482
SHA256

0c91c19136141b1eb3a794901e782a6494ffecbfc6daa50e44a77c7c9fbbba78
SHA512

348544d68e83b90f0aa98971e774a87ebb753aae5b165d72401c09608cd6dfb8931462243f9407c96507300c51ea4306e7ff8214b5e3f4427b98b0e5ecab7d42
SSDEEP

6144:QGzRxSVtp0l6whGfsKR+zkBpTaa5tJHXhHANUTNsnJl3/nt:jt0VPFfsKAkrbPlXhHANUTNet

Score

10^/10

gh0strat discovery persistence rat upx

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2708-13-0x0000000000400000-0x00000000004F1000-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
2708	(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_5168e08b4d29ac7af1ee154178ab4929.exe"	JaffaCakes118_5168e08b4d29ac7af1ee154178ab4929.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2700-0-0x0000000000400000-0x00000000004F1000-memory.dmp	upx
behavioral1/files/0x0006000000019246-5.dat	upx
behavioral1/memory/2708-11-0x0000000000400000-0x00000000004F1000-memory.dmp	upx
behavioral1/memory/2708-13-0x0000000000400000-0x00000000004F1000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	\??\c:\Windows\BJ.exe	JaffaCakes118_5168e08b4d29ac7af1ee154178ab4929.exe
File opened for modification	\??\c:\Windows\BJ.exe	JaffaCakes118_5168e08b4d29ac7af1ee154178ab4929.exe
File created	\??\c:\Windows\(null)0.exe	JaffaCakes118_5168e08b4d29ac7af1ee154178ab4929.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_5168e08b4d29ac7af1ee154178ab4929.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 2700 wrote to memory of 2708	2700	JaffaCakes118_5168e08b4d29ac7af1ee154178ab4929.exe	30
PID 2700 wrote to memory of 2708	2700	JaffaCakes118_5168e08b4d29ac7af1ee154178ab4929.exe	30
PID 2700 wrote to memory of 2708	2700	JaffaCakes118_5168e08b4d29ac7af1ee154178ab4929.exe	30
PID 2700 wrote to memory of 2708	2700	JaffaCakes118_5168e08b4d29ac7af1ee154178ab4929.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5168e08b4d29ac7af1ee154178ab4929.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5168e08b4d29ac7af1ee154178ab4929.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2700
- \??\c:\Windows\(null)0.exe
  c:\Windows\(null)0.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2708

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
374KB

MD5
5168e08b4d29ac7af1ee154178ab4929

SHA1
bfb18fcf49e113c434c36d926984fd8a7a8b3482

SHA256
0c91c19136141b1eb3a794901e782a6494ffecbfc6daa50e44a77c7c9fbbba78

SHA512
348544d68e83b90f0aa98971e774a87ebb753aae5b165d72401c09608cd6dfb8931462243f9407c96507300c51ea4306e7ff8214b5e3f4427b98b0e5ecab7d42

Download Submit
memory/2700-0-0x0000000000400000-0x00000000004F1000-memory.dmp

Filesize
964KB

Download
memory/2700-9-0x0000000002CC0000-0x0000000002DB1000-memory.dmp

Filesize
964KB

Download
memory/2708-11-0x0000000000400000-0x00000000004F1000-memory.dmp

Filesize
964KB

Download
memory/2708-13-0x0000000000400000-0x00000000004F1000-memory.dmp

Filesize
964KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads