gh0strat | 4fffd892d3c7c17015faaffff8820fc9707cd31845e23482e53496cf4684fa69

Analysis

max time kernel
141s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
24/07/2024, 05:35

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

6a6a5e8350d9d32a9fb68d295f373fbe_JaffaCakes118.exe
Size

196KB
MD5

6a6a5e8350d9d32a9fb68d295f373fbe
SHA1

8833c839254b4d0200ca44f6b1980e2db7e23373
SHA256

4fffd892d3c7c17015faaffff8820fc9707cd31845e23482e53496cf4684fa69
SHA512

9448c51b8615f86e4d115786ade3610721839def4f6dd61f03f9736402426f56a92bdc23b0adcd02f2cf7968457953d78ddd64d3830bdcb09c4d341042af84e6
SSDEEP

3072:WLk395hYXJ3PSGKVXo7F2gdgAlXOKRcPbO7TkZn5SqzgVyWPXTzm2gN:WQqdEo5WwXOwc6/W7gRXPm2gN

Score

10^/10

gh0strat discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/2832-18-0x0000000010000000-0x0000000010122000-memory.dmp	family_gh0strat
behavioral2/memory/2832-17-0x0000000010000000-0x0000000010122000-memory.dmp	family_gh0strat
behavioral2/memory/2832-19-0x0000000010000000-0x0000000010122000-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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation	6a6a5e8350d9d32a9fb68d295f373fbe_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2832	server.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\XXXXXX2BFA9407 = "C:\\Windows\\XXXXXX2BFA9407.exe"	server.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\XXXXXX2BFA9407.exe	server.exe
File opened for modification	C:\Windows\XXXXXX2BFA9407.exe	server.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	6a6a5e8350d9d32a9fb68d295f373fbe_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2832	server.exe
2832	server.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4996 wrote to memory of 2832	4996	6a6a5e8350d9d32a9fb68d295f373fbe_JaffaCakes118.exe	84
PID 4996 wrote to memory of 2832	4996	6a6a5e8350d9d32a9fb68d295f373fbe_JaffaCakes118.exe	84
PID 4996 wrote to memory of 2832	4996	6a6a5e8350d9d32a9fb68d295f373fbe_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\6a6a5e8350d9d32a9fb68d295f373fbe_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6a6a5e8350d9d32a9fb68d295f373fbe_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4996
- C:\Windows\temp\server.exe
  "C:\Windows\temp\server.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2832

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\Temp\server.exe

Filesize
165KB

MD5
20d4536054555f783634421e75239e2c

SHA1
beb8a235786b41aa9221bd9ad0edbd71d4b2bc8e

SHA256
78415345cc9291dd4311c41f8337a9850709d1cd1352fcd4aaf8df22d818357d

SHA512
b0d2928a9e7cd698b128ed919e4f3929aa2e546f4ef5b591e992bd8300d7ec2bb0cd702d7909b4a77aa760430cb86bb571616a79cfb6df559376318d62bc0550

Download Submit
memory/2832-12-0x0000000000400000-0x000000000042C400-memory.dmp

Filesize
177KB

Download
memory/2832-11-0x0000000010000000-0x0000000010122000-memory.dmp

Filesize
1.1MB

Download
memory/2832-18-0x0000000010000000-0x0000000010122000-memory.dmp

Filesize
1.1MB

Download
memory/2832-17-0x0000000010000000-0x0000000010122000-memory.dmp

Filesize
1.1MB

Download
memory/2832-19-0x0000000010000000-0x0000000010122000-memory.dmp

Filesize
1.1MB

Download
memory/2832-23-0x0000000000400000-0x000000000042C400-memory.dmp

Filesize
177KB

Download