gh0strat | 56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31

Analysis

max time kernel
151s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
30/10/2022, 13:00

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General

Target

56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31.exe
Size

488KB
MD5

92b12c8e22a2baef237854b48486e360
SHA1

4f54a9da3c2eb6fb7bb48e386ee6feafa46b4d39
SHA256

56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31
SHA512

1e1b13d7de017c9f9b2547bb9f95981207478ec33d118b9615dc6d7aa84dbdec8eed77b8b16008edd4ba1bb4bc800f6f51ee0994e1cdfc632f46f8b6e8a8f40b
SSDEEP

12288:PM5BSqLauL3aKHx5r+TuxvhNW7Qctk1KeiU:PM5BSuB3aKHx5r+TuxvhyQ0kdiU

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral2/files/0x0009000000022df9-133.dat	family_gh0strat
behavioral2/files/0x0009000000022df9-134.dat	family_gh0strat
behavioral2/memory/3900-135-0x0000000000400000-0x00000000004EE000-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
3900	svchest479452847945280.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	56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "c:\\Windows\\notepab.exe"	56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	\??\c:\Windows\BJ.exe	56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31.exe
File opened for modification	\??\c:\Windows\BJ.exe	56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31.exe
File created	\??\c:\Windows\svchest479452847945280.exe	56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31.exe
File opened for modification	\??\c:\Windows\svchest479452847945280.exe	56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31.exe
File created	\??\c:\Windows\notepab.exe	56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4972 wrote to memory of 3900	4972	56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31.exe	82
PID 4972 wrote to memory of 3900	4972	56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31.exe	82
PID 4972 wrote to memory of 3900	4972	56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31.exe	82

C:\Users\Admin\AppData\Local\Temp\56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31.exe
"C:\Users\Admin\AppData\Local\Temp\56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4972
- \??\c:\Windows\svchest479452847945280.exe
  c:\Windows\svchest479452847945280.exe
  2⤵
  - Executes dropped EXE
  PID:3900

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

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Downloads

C:\Windows\svchest479452847945280.exe

Filesize
488KB

MD5
92b12c8e22a2baef237854b48486e360

SHA1
4f54a9da3c2eb6fb7bb48e386ee6feafa46b4d39

SHA256
56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31

SHA512
1e1b13d7de017c9f9b2547bb9f95981207478ec33d118b9615dc6d7aa84dbdec8eed77b8b16008edd4ba1bb4bc800f6f51ee0994e1cdfc632f46f8b6e8a8f40b

Download Submit
\??\c:\Windows\svchest479452847945280.exe

Filesize
488KB

MD5
92b12c8e22a2baef237854b48486e360

SHA1
4f54a9da3c2eb6fb7bb48e386ee6feafa46b4d39

SHA256
56d8d649c341ff42574af84cee380fa059ed3e4aa5d3c9608f32a9b880e0fe31

SHA512
1e1b13d7de017c9f9b2547bb9f95981207478ec33d118b9615dc6d7aa84dbdec8eed77b8b16008edd4ba1bb4bc800f6f51ee0994e1cdfc632f46f8b6e8a8f40b

Download Submit
memory/3900-135-0x0000000000400000-0x00000000004EE000-memory.dmp

Filesize
952KB

Download