gh0strat | 262c0b4439f9ac89a6428e113c24827d2b27e06420a473ca9402898f0c207c28

Analysis

max time kernel
150s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2024, 14:21

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General

Target
0b18f45359853e4da8aca4d72a6c79e0_JaffaCakes118.exe
Size 880KB
Sample241002-rpdppa1bjn
SHA256 262c0b4439f9ac89a6428e113c24827d2b27e06420a473ca9402898f0c207c28
MD5 0b18f45359853e4da8aca4d72a6c79e0
SHA1 8aa63f8c0520d2f316e063a93ce83913fa65d28a
SHA512 b1a7574fea530085013d3b756cba3409adc8dcd43aec7d2ba2a1e95ecefd8be95e570e8f0a6dfe0d5041211838b3cb838d7a1a69db3c2c644de480d93df5b23f
SSDEEP 12288:/M5REAfL3aKHx5r+TuxXzNWJBhiFHzsVK2okHANUTNCte:/M5RE23aKHx5r+TuxXzcBsFHUoFte
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gh0strat discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral2/files/0x00080000000234cc-4.dat	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

Executes dropped EXE 1 IoCs

pid	Process
4300	svchest432011243201120.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:\\Windows\\notepab.exe"	0b18f45359853e4da8aca4d72a6c79e0_JaffaCakes118.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	\??\c:\Windows\BJ.exe	0b18f45359853e4da8aca4d72a6c79e0_JaffaCakes118.exe
File opened for modification	\??\c:\Windows\BJ.exe	0b18f45359853e4da8aca4d72a6c79e0_JaffaCakes118.exe
File created	\??\c:\Windows\svchest432011243201120.exe	0b18f45359853e4da8aca4d72a6c79e0_JaffaCakes118.exe
File opened for modification	\??\c:\Windows\svchest432011243201120.exe	0b18f45359853e4da8aca4d72a6c79e0_JaffaCakes118.exe
File created	\??\c:\Windows\notepab.exe	0b18f45359853e4da8aca4d72a6c79e0_JaffaCakes118.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	0b18f45359853e4da8aca4d72a6c79e0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchest432011243201120.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 588 wrote to memory of 4300	588	0b18f45359853e4da8aca4d72a6c79e0_JaffaCakes118.exe	82
PID 588 wrote to memory of 4300	588	0b18f45359853e4da8aca4d72a6c79e0_JaffaCakes118.exe	82
PID 588 wrote to memory of 4300	588	0b18f45359853e4da8aca4d72a6c79e0_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\0b18f45359853e4da8aca4d72a6c79e0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0b18f45359853e4da8aca4d72a6c79e0_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:588
- \??\c:\Windows\svchest432011243201120.exe
  c:\Windows\svchest432011243201120.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4300

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

svchest432011243201120.exe

Path C:\Windows\svchest432011243201120.exe
Size 880KB
SHA256 262c0b4439f9ac89a6428e113c24827d2b27e06420a473ca9402898f0c207c28
MD5 0b18f45359853e4da8aca4d72a6c79e0
SHA1 8aa63f8c0520d2f316e063a93ce83913fa65d28a
SHA512 b1a7574fea530085013d3b756cba3409adc8dcd43aec7d2ba2a1e95ecefd8be95e570e8f0a6dfe0d5041211838b3cb838d7a1a69db3c2c644de480d93df5b23f
SSDEEP 12288:/M5REAfL3aKHx5r+TuxXzNWJBhiFHzsVK2okHANUTNCte:/M5RE23aKHx5r+TuxXzcBsFHUoFte
MD5 SHA1 SHA512 SSDEEP

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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