gh0strat | f493ab9508000aa9e56b4489c804156e8f5ba756983ad1825d9cc106ead01c04

Analysis

max time kernel
127s
max time network
139s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
05/08/2023, 06:52

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General

Target

f493ab9508000aa9e56b4489c804156e8f5ba756983ad1825d9cc106ead01c04.exe
Size

356KB
MD5

ecba9be950e1455fecd6b0baa271432f
SHA1

c9518cdfc97b0d3ad2d591b28bce8ccb41092cc0
SHA256

f493ab9508000aa9e56b4489c804156e8f5ba756983ad1825d9cc106ead01c04
SHA512

2fecc9e5f93eaaaa44a91f6003a9d568e916e40db5ad85198558eec5bf8999196438c7904d10fb59a2a71d3ebd1d38f73c77adfd59ae2563061de5c16b57fb79
SSDEEP

6144:jhru3c9FNN8tyEW96wgvRHCzOYtqlGyzcsX3KA0LQIQR:9ruM9FNatyb3gNCpOdn/u

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/2540-58-0x0000000010000000-0x0000000010121000-memory.dmp	family_gh0strat
behavioral1/memory/2540-57-0x0000000010000000-0x0000000010121000-memory.dmp	family_gh0strat
behavioral1/memory/2540-61-0x0000000010000000-0x0000000010121000-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

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\XXXXXX579E5A5B VVVVVVrr2unw== = "C:\\Windows\\XXXXXX579E5A5B VVVVVVrr2unw==\\svchsot.exe"	f493ab9508000aa9e56b4489c804156e8f5ba756983ad1825d9cc106ead01c04.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\XXXXXX579E5A5B VVVVVVrr2unw==\svchsot.exe	f493ab9508000aa9e56b4489c804156e8f5ba756983ad1825d9cc106ead01c04.exe
File opened for modification	C:\Windows\XXXXXX579E5A5B VVVVVVrr2unw==\svchsot.exe	f493ab9508000aa9e56b4489c804156e8f5ba756983ad1825d9cc106ead01c04.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2540	f493ab9508000aa9e56b4489c804156e8f5ba756983ad1825d9cc106ead01c04.exe
2540	f493ab9508000aa9e56b4489c804156e8f5ba756983ad1825d9cc106ead01c04.exe
2540	f493ab9508000aa9e56b4489c804156e8f5ba756983ad1825d9cc106ead01c04.exe

C:\Users\Admin\AppData\Local\Temp\f493ab9508000aa9e56b4489c804156e8f5ba756983ad1825d9cc106ead01c04.exe
"C:\Users\Admin\AppData\Local\Temp\f493ab9508000aa9e56b4489c804156e8f5ba756983ad1825d9cc106ead01c04.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
PID:2540

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

memory/2540-54-0x0000000010000000-0x0000000010121000-memory.dmp

Filesize
1.1MB

Download
memory/2540-56-0x0000000010000000-0x0000000010121000-memory.dmp

Filesize
1.1MB

Download
memory/2540-58-0x0000000010000000-0x0000000010121000-memory.dmp

Filesize
1.1MB

Download
memory/2540-57-0x0000000010000000-0x0000000010121000-memory.dmp

Filesize
1.1MB

Download
memory/2540-61-0x0000000010000000-0x0000000010121000-memory.dmp

Filesize
1.1MB

Download