gh0strat | adf5cb857318dffe81ea814115cb3278c9145eafef3d35731bd8bdd6be8c5097

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
05/03/2025, 18:55

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General

Target

JaffaCakes118_5337e27926c35fec356a7e239e69d914.dll
Size

225KB
MD5

5337e27926c35fec356a7e239e69d914
SHA1

aa40943a6630cbecba99158f7698cfb6fd35696e
SHA256

adf5cb857318dffe81ea814115cb3278c9145eafef3d35731bd8bdd6be8c5097
SHA512

2c4032173cae6097fc62429cfacc6606b1860bdaeaccd37d44cfa02ab82264e221f71e62210fabd40a6bdbff71b639224f73f16fc4edda050099554ea393dac8
SSDEEP

3072:wRXh3iDx9+EgMu2QpgzHnB3GetH696HM0XU+aDe5UEGJSKz7ccRJMM3Ojl5M4ycE:iQgMuMAe8n+aCyIK3ccnMxjxWZzAA9dF

Score

10^/10

gh0strat bootkit discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral1/memory/2108-4-0x0000000010000000-0x0000000010080000-memory.dmp	family_gh0strat
behavioral1/memory/2108-3-0x0000000010000000-0x0000000010080000-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

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2108	2116	rundll32.exe	30
PID 2116 wrote to memory of 2108	2116	rundll32.exe	30
PID 2116 wrote to memory of 2108	2116	rundll32.exe	30
PID 2116 wrote to memory of 2108	2116	rundll32.exe	30
PID 2116 wrote to memory of 2108	2116	rundll32.exe	30
PID 2116 wrote to memory of 2108	2116	rundll32.exe	30
PID 2116 wrote to memory of 2108	2116	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5337e27926c35fec356a7e239e69d914.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5337e27926c35fec356a7e239e69d914.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2108

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

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

memory/2108-0-0x0000000010000000-0x0000000010080000-memory.dmp

Filesize
512KB

Download
memory/2108-1-0x0000000010000000-0x0000000010080000-memory.dmp

Filesize
512KB

Download
memory/2108-2-0x000000001001F000-0x0000000010020000-memory.dmp

Filesize
4KB

Download
memory/2108-4-0x0000000010000000-0x0000000010080000-memory.dmp

Filesize
512KB

Download
memory/2108-3-0x0000000010000000-0x0000000010080000-memory.dmp

Filesize
512KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads