gh0strat | 6153b519a69fbaa9918813e49a817e748aa66bb4f623263b30a363e80e1ebe31

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 01:37

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General

Target

0a4f25c6345f0c352d2d36adf41594be.exe
Size

484KB
MD5

0a4f25c6345f0c352d2d36adf41594be
SHA1

ff46ce4f7bad7ed6251e74f5609e2fb4dad10cf5
SHA256

6153b519a69fbaa9918813e49a817e748aa66bb4f623263b30a363e80e1ebe31
SHA512

fae817829a97985ab1e91c88febe675be8d5792fdbbc85d220fd75bf18553de732859f30dbf5e3deea7654a15295290b238e32dfc3ff7764f4c9d366785a7bf7
SSDEEP

12288:YM5HLC52oxL3aKHx5r+TuxPhNWwgsAO3oty:YM5HLC0w3aKHx5r+TuxPhpgpOmy

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/1564-0-0x0000000000400000-0x00000000004ED000-memory.dmp	family_gh0strat
behavioral2/files/0x000c000000023200-5.dat	family_gh0strat
behavioral2/files/0x000c000000023200-6.dat	family_gh0strat
behavioral2/memory/3080-8-0x0000000000400000-0x00000000004ED000-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

Executes dropped EXE 1 IoCs

pid	Process
3080	svchest479126447912640.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"	0a4f25c6345f0c352d2d36adf41594be.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	\??\c:\Windows\notepab.exe	0a4f25c6345f0c352d2d36adf41594be.exe
File created	\??\c:\Windows\BJ.exe	0a4f25c6345f0c352d2d36adf41594be.exe
File opened for modification	\??\c:\Windows\BJ.exe	0a4f25c6345f0c352d2d36adf41594be.exe
File created	\??\c:\Windows\svchest479126447912640.exe	0a4f25c6345f0c352d2d36adf41594be.exe
File opened for modification	\??\c:\Windows\svchest479126447912640.exe	0a4f25c6345f0c352d2d36adf41594be.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1564 wrote to memory of 3080	1564	0a4f25c6345f0c352d2d36adf41594be.exe	91
PID 1564 wrote to memory of 3080	1564	0a4f25c6345f0c352d2d36adf41594be.exe	91
PID 1564 wrote to memory of 3080	1564	0a4f25c6345f0c352d2d36adf41594be.exe	91

C:\Users\Admin\AppData\Local\Temp\0a4f25c6345f0c352d2d36adf41594be.exe
"C:\Users\Admin\AppData\Local\Temp\0a4f25c6345f0c352d2d36adf41594be.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1564
- \??\c:\Windows\svchest479126447912640.exe
  c:\Windows\svchest479126447912640.exe
  2⤵
  - Executes dropped EXE
  PID:3080

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\svchest479126447912640.exe

Filesize
484KB

MD5
0a4f25c6345f0c352d2d36adf41594be

SHA1
ff46ce4f7bad7ed6251e74f5609e2fb4dad10cf5

SHA256
6153b519a69fbaa9918813e49a817e748aa66bb4f623263b30a363e80e1ebe31

SHA512
fae817829a97985ab1e91c88febe675be8d5792fdbbc85d220fd75bf18553de732859f30dbf5e3deea7654a15295290b238e32dfc3ff7764f4c9d366785a7bf7

Download Submit
C:\Windows\svchest479126447912640.exe

Filesize
273KB

MD5
ee3c3daea8231d6772b2f5031282eabd

SHA1
ee127ce8af53afa1121ba2ba0b87cbe109c63eea

SHA256
066b2ae86f543d65bcca0bb357058938db2d55595fc81c88a2b48676482b3c73

SHA512
349a95bec29ce3aa407afc679078669981c500fda5dceef38ca06e46519cae1c77f64ee4d8acee78c33ce2b60c9001b8ae2d71841967d9227e2e362405e3484b

Download Submit
memory/1564-0-0x0000000000400000-0x00000000004ED000-memory.dmp

Filesize
948KB

Download
memory/3080-8-0x0000000000400000-0x00000000004ED000-memory.dmp

Filesize
948KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads