gh0strat | c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90

Analysis

max time kernel
283s
max time network
337s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
29/11/2022, 15:25

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90.exe
Size

476KB
MD5

adbce5517c6debf2becdee605b3792c2
SHA1

e78456fe003a89a97755f84526417a482ef71dce
SHA256

c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90
SHA512

31835ae8266b558b36c66d97873f217fc676485a0e460087e2d9138e6bc35bfa315c4ba4f5190e2d3dd2a78db87a291d231fa02b9717a659b90f8f637f3c9957
SSDEEP

6144:7evzV8Yct6Ym5OjI6UOwqdC32bAAzMFBt:7e7V8rzmb6URlizUBt

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/1820-60-0x0000000000400000-0x00000000004F5000-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
1820	svchest000.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	c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "c:\\Windows\\notepab.exe"	c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	\??\c:\Windows\BJ.exe	c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90.exe
File opened for modification	\??\c:\Windows\BJ.exe	c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90.exe
File created	\??\c:\Windows\svchest000.exe	c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90.exe
File created	\??\c:\Windows\notepab.exe	c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90.exe
File opened for modification	\??\c:\Windows\svchest000.exe	c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 1820	2036	c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90.exe	27
PID 2036 wrote to memory of 1820	2036	c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90.exe	27
PID 2036 wrote to memory of 1820	2036	c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90.exe	27
PID 2036 wrote to memory of 1820	2036	c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90.exe	27

C:\Users\Admin\AppData\Local\Temp\c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90.exe
"C:\Users\Admin\AppData\Local\Temp\c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2036
- \??\c:\Windows\svchest000.exe
  c:\Windows\svchest000.exe
  2⤵
  - Executes dropped EXE
  PID:1820

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\svchest000.exe

Filesize
476KB

MD5
adbce5517c6debf2becdee605b3792c2

SHA1
e78456fe003a89a97755f84526417a482ef71dce

SHA256
c3d87c02f6c4977a838321a169d1affb84c9c0562b35b96a9e3b14bc2efe8d90

SHA512
31835ae8266b558b36c66d97873f217fc676485a0e460087e2d9138e6bc35bfa315c4ba4f5190e2d3dd2a78db87a291d231fa02b9717a659b90f8f637f3c9957

Download Submit
memory/1820-60-0x0000000000400000-0x00000000004F5000-memory.dmp

Filesize
980KB

Download
memory/2036-54-0x0000000075E01000-0x0000000075E03000-memory.dmp

Filesize
8KB

Download
memory/2036-55-0x0000000000400000-0x00000000004F5000-memory.dmp

Filesize
980KB

Download
memory/2036-59-0x0000000002210000-0x0000000002305000-memory.dmp

Filesize
980KB

Download