gh0strat | a0d89a8cb7cc1539cae2e1c6e7dee4835506179deab6e5183000ffe30e5f9005

Resubmissions

01/05/2024, 15:02

240501-sewm7ahf3v 10

19/03/2024, 11:01

240319-m4tl8sad46 10

Analysis

max time kernel
72s
max time network
82s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
01/05/2024, 15:02

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General

Target

a0d89a8cb7cc1539cae2e1c6e7dee4835506179deab6e5183000ffe30e5f9005.exe
Size

1.0MB
MD5

4531c46b0844e49db3b482ab0a8aaa99
SHA1

8bafe779083ca8a8c1edd9dc7995b1aaec75ccdb
SHA256

a0d89a8cb7cc1539cae2e1c6e7dee4835506179deab6e5183000ffe30e5f9005
SHA512

a9671f57c624d73266f36449bada1be9fe51e138a35d941ec725f628584fb72961ca5b6ea1e3c943baa3e0f492a56859fe8dd661c7d61309fa9e5dd0c96f0c55
SSDEEP

12288:M+UsITPsJnAyGnAMmyZE+qwc1/ConIsrwk9:M+fITPTywNi+qksi

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral1/memory/2416-3-0x0000000010000000-0x000000001008E000-memory.dmp	family_gh0strat
behavioral1/memory/2756-15-0x0000000010000000-0x000000001008E000-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

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	Ogqgwg.exe

Executes dropped EXE 1 IoCs

pid	Process
2756	Ogqgwg.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\Rsaalc oxprrxfg = "C:\\windows\\Ogqgwg.exe"	a0d89a8cb7cc1539cae2e1c6e7dee4835506179deab6e5183000ffe30e5f9005.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ini.ini	a0d89a8cb7cc1539cae2e1c6e7dee4835506179deab6e5183000ffe30e5f9005.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	Ogqgwg.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\windows\Ogqgwg.exe	a0d89a8cb7cc1539cae2e1c6e7dee4835506179deab6e5183000ffe30e5f9005.exe
File opened for modification	C:\windows\Ogqgwg.exe	a0d89a8cb7cc1539cae2e1c6e7dee4835506179deab6e5183000ffe30e5f9005.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2756	Ogqgwg.exe
Token: SeIncBasePriorityPrivilege	2756	Ogqgwg.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 2756	2416	a0d89a8cb7cc1539cae2e1c6e7dee4835506179deab6e5183000ffe30e5f9005.exe	28
PID 2416 wrote to memory of 2756	2416	a0d89a8cb7cc1539cae2e1c6e7dee4835506179deab6e5183000ffe30e5f9005.exe	28
PID 2416 wrote to memory of 2756	2416	a0d89a8cb7cc1539cae2e1c6e7dee4835506179deab6e5183000ffe30e5f9005.exe	28
PID 2416 wrote to memory of 2756	2416	a0d89a8cb7cc1539cae2e1c6e7dee4835506179deab6e5183000ffe30e5f9005.exe	28

C:\Users\Admin\AppData\Local\Temp\a0d89a8cb7cc1539cae2e1c6e7dee4835506179deab6e5183000ffe30e5f9005.exe
"C:\Users\Admin\AppData\Local\Temp\a0d89a8cb7cc1539cae2e1c6e7dee4835506179deab6e5183000ffe30e5f9005.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2416
- C:\windows\Ogqgwg.exe
  "C:\windows\Ogqgwg.exe"
  2⤵
  - Drops file in Drivers directory
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  PID:2756

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 Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\Ogqgwg.exe

Filesize
1.0MB

MD5
4531c46b0844e49db3b482ab0a8aaa99

SHA1
8bafe779083ca8a8c1edd9dc7995b1aaec75ccdb

SHA256
a0d89a8cb7cc1539cae2e1c6e7dee4835506179deab6e5183000ffe30e5f9005

SHA512
a9671f57c624d73266f36449bada1be9fe51e138a35d941ec725f628584fb72961ca5b6ea1e3c943baa3e0f492a56859fe8dd661c7d61309fa9e5dd0c96f0c55

Download Submit
C:\Windows\SysWOW64\ini.ini

Filesize
19B

MD5
fe9af7587d65300338177538aa72f924

SHA1
c8ae231d3ae13f9db8b9f16e188e951e7cb76377

SHA256
556243e27a369fbdff1ecfb413b7540f1eb4e6becba03b76d221443b0d022351

SHA512
3bffe70c5daea4d6be501278be067bbc02e7ac211fef33629b5447ef498d49af7cbe25f994e33c2835bd9963749c07edc789fddd918e1c7739b77422ff57cf3e

Download Submit
memory/2416-3-0x0000000010000000-0x000000001008E000-memory.dmp

Filesize
568KB

Download
memory/2756-15-0x0000000010000000-0x000000001008E000-memory.dmp

Filesize
568KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads