gh0strat | a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2

Analysis

max time kernel
151s
max time network
109s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
06/12/2022, 12:23

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2.exe
Size

488KB
MD5

3726029d159d889e7242afb9b8613c94
SHA1

90a8d4ef57830769d2dbd3681f4f6680aead166f
SHA256

a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2
SHA512

2780ea575c845a6ab53c4d7a8e8674d35f4eb219d0fafd83d4955486bf260b713f2faecfe12a0073fc04bec269e49464bab22a1e049b2f0ce2a7e586ef79f98e
SSDEEP

12288:YM5jZKbBL3aKHx5r+TuxX+fWbwFBfdGmL:YM5j8Z3aKHx5r+TuxX+IwffFL

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral2/files/0x0003000000022def-133.dat	family_gh0strat
behavioral2/files/0x0003000000022def-134.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
3536	svchest432048043204801465662051.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "c:\\Windows\\notepab.exe"	a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File opened for modification	\??\c:\Windows\BJ.exe	a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2.exe
File created	\??\c:\Windows\BJ.exe	a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2.exe
File created	\??\c:\Windows\svchest432048043204801465662051.exe	a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2.exe
File opened for modification	\??\c:\Windows\svchest432048043204801465662051.exe	a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2.exe
File created	\??\c:\Windows\notepab.exe	a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3248 wrote to memory of 3536	3248	a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2.exe	82
PID 3248 wrote to memory of 3536	3248	a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2.exe	82
PID 3248 wrote to memory of 3536	3248	a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2.exe	82

C:\Users\Admin\AppData\Local\Temp\a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2.exe
"C:\Users\Admin\AppData\Local\Temp\a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3248
- \??\c:\Windows\svchest432048043204801465662051.exe
  c:\Windows\svchest432048043204801465662051.exe
  2⤵
  - Executes dropped EXE
  PID:3536

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

Loading Replay Monitor...

Downloads

C:\Windows\svchest432048043204801465662051.exe

Filesize
488KB

MD5
3726029d159d889e7242afb9b8613c94

SHA1
90a8d4ef57830769d2dbd3681f4f6680aead166f

SHA256
a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2

SHA512
2780ea575c845a6ab53c4d7a8e8674d35f4eb219d0fafd83d4955486bf260b713f2faecfe12a0073fc04bec269e49464bab22a1e049b2f0ce2a7e586ef79f98e

Download Submit
\??\c:\Windows\svchest432048043204801465662051.exe

Filesize
488KB

MD5
3726029d159d889e7242afb9b8613c94

SHA1
90a8d4ef57830769d2dbd3681f4f6680aead166f

SHA256
a6e0b77f2dce62217274d7ccdebcea08d2170a8c0e62f8f40dcca22cd69154f2

SHA512
2780ea575c845a6ab53c4d7a8e8674d35f4eb219d0fafd83d4955486bf260b713f2faecfe12a0073fc04bec269e49464bab22a1e049b2f0ce2a7e586ef79f98e

Download Submit