gh0strat | 79f6ca77bfc18da5dfe05f7ce7e5bd2d41d2ab0377b113b4dad54fe6821e6c06

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
13-02-2024 00:55

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General

Target

98108d05f89317261c2b79d2fb09dca8.exe
Size

1.1MB
MD5

98108d05f89317261c2b79d2fb09dca8
SHA1

ae202e34bfddf36c9e0e03f2e172c4d878e2a8a1
SHA256

79f6ca77bfc18da5dfe05f7ce7e5bd2d41d2ab0377b113b4dad54fe6821e6c06
SHA512

176cf85350a5f96b0651efbb305c87d9022e95257d401584f6bd5dcf56db9c93f32b64208c850b64af48895005e89e31d4c3d5f19abf95b1e959e8b3d56caee0
SSDEEP

12288:iM5jZKbBL3aKHx5r+TuxX+fWbwFBfdGmZpB:iM5j8Z3aKHx5r+TuxX+IwffFZpB

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/files/0x000b0000000122e4-6.dat	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
1716	svchest001465662051.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"	98108d05f89317261c2b79d2fb09dca8.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	\??\c:\Windows\svchest001465662051.exe	98108d05f89317261c2b79d2fb09dca8.exe
File opened for modification	\??\c:\Windows\svchest001465662051.exe	98108d05f89317261c2b79d2fb09dca8.exe
File created	\??\c:\Windows\notepab.exe	98108d05f89317261c2b79d2fb09dca8.exe
File created	\??\c:\Windows\BJ.exe	98108d05f89317261c2b79d2fb09dca8.exe
File opened for modification	\??\c:\Windows\BJ.exe	98108d05f89317261c2b79d2fb09dca8.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2924 wrote to memory of 1716	2924	98108d05f89317261c2b79d2fb09dca8.exe	28
PID 2924 wrote to memory of 1716	2924	98108d05f89317261c2b79d2fb09dca8.exe	28
PID 2924 wrote to memory of 1716	2924	98108d05f89317261c2b79d2fb09dca8.exe	28
PID 2924 wrote to memory of 1716	2924	98108d05f89317261c2b79d2fb09dca8.exe	28

C:\Users\Admin\AppData\Local\Temp\98108d05f89317261c2b79d2fb09dca8.exe
"C:\Users\Admin\AppData\Local\Temp\98108d05f89317261c2b79d2fb09dca8.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2924
- \??\c:\Windows\svchest001465662051.exe
  c:\Windows\svchest001465662051.exe
  2⤵
  - Executes dropped EXE
  PID:1716

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\svchest001465662051.exe

Filesize
1.1MB

MD5
98108d05f89317261c2b79d2fb09dca8

SHA1
ae202e34bfddf36c9e0e03f2e172c4d878e2a8a1

SHA256
79f6ca77bfc18da5dfe05f7ce7e5bd2d41d2ab0377b113b4dad54fe6821e6c06

SHA512
176cf85350a5f96b0651efbb305c87d9022e95257d401584f6bd5dcf56db9c93f32b64208c850b64af48895005e89e31d4c3d5f19abf95b1e959e8b3d56caee0

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads