gh0strat | 31dd35798c37a47fc7be37d537a8886c1c3c4ba0c8ac2905d153c034125dd4e7

Analysis

max time kernel
128s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
29-06-2024 01:00

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General

Target

17a00a985d33c7a7b97c291a3da67f75.exe
Size

171KB
MD5

17a00a985d33c7a7b97c291a3da67f75
SHA1

35a97e9e165cd3e5298ad0f89d0b13e27073a206
SHA256

31dd35798c37a47fc7be37d537a8886c1c3c4ba0c8ac2905d153c034125dd4e7
SHA512

329931391bf43f184052b7a0fac6a8cc170381d5dbbde112113036eb946e1a2b7544a899b89515c06a5d226fcfc5c217f9f6995169420dc1e3ac4459ca521c42
SSDEEP

3072:0ZrQhQbIWncyHgCyntbw1XqHoljLpvo1sG0kY68wPq2rw:0ZEnIgCyVwsHovO1Ts68wPq2k

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral2/memory/4124-0-0x0000000000400000-0x000000000042F000-memory.dmp	family_gh0strat
behavioral2/memory/4124-4-0x0000000000400000-0x000000000042F000-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

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NetCreate1\Parameters\ServiceDll = "C:\\Documents and Settings\\LocalService\\twain_32.dll"	17a00a985d33c7a7b97c291a3da67f75.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
1584	taskkill.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4124	17a00a985d33c7a7b97c291a3da67f75.exe
4124	17a00a985d33c7a7b97c291a3da67f75.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4124	17a00a985d33c7a7b97c291a3da67f75.exe
Token: SeDebugPrivilege	1584	taskkill.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4124 wrote to memory of 1584	4124	17a00a985d33c7a7b97c291a3da67f75.exe	82
PID 4124 wrote to memory of 1584	4124	17a00a985d33c7a7b97c291a3da67f75.exe	82
PID 4124 wrote to memory of 1584	4124	17a00a985d33c7a7b97c291a3da67f75.exe	82
PID 4124 wrote to memory of 3676	4124	17a00a985d33c7a7b97c291a3da67f75.exe	85
PID 4124 wrote to memory of 3676	4124	17a00a985d33c7a7b97c291a3da67f75.exe	85
PID 4124 wrote to memory of 3676	4124	17a00a985d33c7a7b97c291a3da67f75.exe	85

C:\Users\Admin\AppData\Local\Temp\17a00a985d33c7a7b97c291a3da67f75.exe
"C:\Users\Admin\AppData\Local\Temp\17a00a985d33c7a7b97c291a3da67f75.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4124
- C:\Windows\SysWOW64\taskkill.exe
  taskkill /f /t /im RSTray.EXE
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1584
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\17A00A~1.EXE > nul
  2⤵
  PID:3676

C:\Windows\SysWOW64\SVCHOST.EXE
C:\Windows\SysWOW64\SVCHOST.EXE -K NETSVCS
1⤵
PID:4640

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4124-0-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4124-4-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download