gh0strat | e93cf8c4f0d8d3ba15496f3d272cc8074182ba88c5b0d782615f1a14e874c91f

Analysis

max time kernel
150s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
14/02/2024, 16:21

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General

Target

9c1ff1f3778cdecc7d51c6983b3825fe.exe
Size

849KB
MD5

9c1ff1f3778cdecc7d51c6983b3825fe
SHA1

0ef88e92a2d7513200896482fa9f54c855b7cfc3
SHA256

e93cf8c4f0d8d3ba15496f3d272cc8074182ba88c5b0d782615f1a14e874c91f
SHA512

4583e6688f7bc4d263745590ee56b87904636d5548d122b8cbd11d592aff246482b3a718fccc137cac0a425df3d7daa395612f5f0f375bbd04a794678546ee4b
SSDEEP

12288:iM5jZKbBL3aKHx5r+TuxX+fWbwFBfdGmZKF+:iM5j8Z3aKHx5r+TuxX+IwffFZKF+

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral1/files/0x000d0000000122c3-6.dat	family_gh0strat
behavioral1/files/0x0008000000012248-3.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
2432	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"	9c1ff1f3778cdecc7d51c6983b3825fe.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	\??\c:\Windows\BJ.exe	9c1ff1f3778cdecc7d51c6983b3825fe.exe
File opened for modification	\??\c:\Windows\BJ.exe	9c1ff1f3778cdecc7d51c6983b3825fe.exe
File created	\??\c:\Windows\svchest001465662051.exe	9c1ff1f3778cdecc7d51c6983b3825fe.exe
File opened for modification	\??\c:\Windows\svchest001465662051.exe	9c1ff1f3778cdecc7d51c6983b3825fe.exe
File created	\??\c:\Windows\notepab.exe	9c1ff1f3778cdecc7d51c6983b3825fe.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 2432	2204	9c1ff1f3778cdecc7d51c6983b3825fe.exe	27
PID 2204 wrote to memory of 2432	2204	9c1ff1f3778cdecc7d51c6983b3825fe.exe	27
PID 2204 wrote to memory of 2432	2204	9c1ff1f3778cdecc7d51c6983b3825fe.exe	27
PID 2204 wrote to memory of 2432	2204	9c1ff1f3778cdecc7d51c6983b3825fe.exe	27

C:\Users\Admin\AppData\Local\Temp\9c1ff1f3778cdecc7d51c6983b3825fe.exe
"C:\Users\Admin\AppData\Local\Temp\9c1ff1f3778cdecc7d51c6983b3825fe.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2204
- \??\c:\Windows\svchest001465662051.exe
  c:\Windows\svchest001465662051.exe
  2⤵
  - Executes dropped EXE
  PID:2432

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

Replay Monitor

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Downloads

C:\Windows\BJ.exe

Filesize
849KB

MD5
045d430ceaa22a3e8dddbdd4adfdc589

SHA1
7ae710303a49431ae708a4f7dcfd938b39f5213e

SHA256
a6ca8983cd0a6ef83269a04b8d27f89a2dd943e312ca3f09cb93759f45aec18c

SHA512
9f3ede12b9a8a485e575f5206adcc4507615702513bb998b156f7df880d4e13d35964da33921bcc54776bb9f1bddcebfc410e043e63e6d110e8476fdb2d72681

Download Submit
C:\Windows\svchest001465662051.exe

Filesize
849KB

MD5
9c1ff1f3778cdecc7d51c6983b3825fe

SHA1
0ef88e92a2d7513200896482fa9f54c855b7cfc3

SHA256
e93cf8c4f0d8d3ba15496f3d272cc8074182ba88c5b0d782615f1a14e874c91f

SHA512
4583e6688f7bc4d263745590ee56b87904636d5548d122b8cbd11d592aff246482b3a718fccc137cac0a425df3d7daa395612f5f0f375bbd04a794678546ee4b

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads