gh0strat | 3514e6d60f7ae69f17e32e9600a8e115396018d99859d52f4364c1a7df62e4f8

Analysis

max time kernel
150s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
01/12/2022, 05:10

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General

Target

3514e6d60f7ae69f17e32e9600a8e115396018d99859d52f4364c1a7df62e4f8.dll
Size

53KB
MD5

d3c0c1e418a91c5e3c5dfe78bdf7d750
SHA1

11390c66fac8244c5998cf31d465b34d040205de
SHA256

3514e6d60f7ae69f17e32e9600a8e115396018d99859d52f4364c1a7df62e4f8
SHA512

fe440cb5a8291ef7ea274bfbf98937d718e5c8c6ed979377f26afb0d6bd3e9cc8e855ffac4336d6274d09c2d9d4f1a4b0317b10214d7d08d263252f57c5610e1
SSDEEP

768:nNpEVNX+m3WpVtUKI5ZFsBRqZiY/0CiBfHaq6T1JKWyocenQwWx4IE2i3t:NyrnmpDUKI5ZYmv/IF/6HcoPnaxLr8t

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral1/memory/700-59-0x0000000010000000-0x0000000010026000-memory.dmp	family_gh0strat
behavioral1/memory/1232-60-0x0000000010000000-0x0000000010026000-memory.dmp	family_gh0strat
behavioral1/memory/700-61-0x0000000010000000-0x0000000010026000-memory.dmp	family_gh0strat
behavioral1/memory/1232-62-0x0000000010000000-0x0000000010026000-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

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\FastUserSwitchingCompatibility\Parameters\ServiceDll = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3514e6d60f7ae69f17e32e9600a8e115396018d99859d52f4364c1a7df62e4f8.dll"	rundll32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1232	svchost.exe
Token: SeDebugPrivilege	700	rundll32.exe
Token: SeDebugPrivilege	700	rundll32.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1380 wrote to memory of 1672	1380	rundll32.exe	27
PID 1232 wrote to memory of 700	1232	svchost.exe	29
PID 1232 wrote to memory of 700	1232	svchost.exe	29
PID 1232 wrote to memory of 700	1232	svchost.exe	29
PID 1232 wrote to memory of 700	1232	svchost.exe	29
PID 1232 wrote to memory of 700	1232	svchost.exe	29
PID 1232 wrote to memory of 700	1232	svchost.exe	29
PID 1232 wrote to memory of 700	1232	svchost.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3514e6d60f7ae69f17e32e9600a8e115396018d99859d52f4364c1a7df62e4f8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3514e6d60f7ae69f17e32e9600a8e115396018d99859d52f4364c1a7df62e4f8.dll,#1
  2⤵
  - Sets DLL path for service in the registry
  PID:1672

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe c:\users\admin\appdata\local\temp\3514e6d60f7ae69f17e32e9600a8e115396018d99859d52f4364c1a7df62e4f8.dll wintest
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:700

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/700-59-0x0000000010000000-0x0000000010026000-memory.dmp

Filesize
152KB

Download
memory/700-61-0x0000000010000000-0x0000000010026000-memory.dmp

Filesize
152KB

Download
memory/1232-60-0x0000000010000000-0x0000000010026000-memory.dmp

Filesize
152KB

Download
memory/1232-62-0x0000000010000000-0x0000000010026000-memory.dmp

Filesize
152KB

Download
memory/1672-55-0x00000000757A1000-0x00000000757A3000-memory.dmp

Filesize
8KB

Download