gh0strat | 7a2f6bd33bbcd85ecc2d94448bd79de447c259ad9bdabb6b7a509917b3b5a5ff

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
16/07/2024, 02:01

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General

Target

4c5b610aecc65842ab496cc1b5be6434_JaffaCakes118.exe
Size

1.1MB
MD5

4c5b610aecc65842ab496cc1b5be6434
SHA1

4b38de6cae51b91d193b524d3a729783d682ddaf
SHA256

7a2f6bd33bbcd85ecc2d94448bd79de447c259ad9bdabb6b7a509917b3b5a5ff
SHA512

ebe25de5a47c647216e37bf81f1b27788e66820503f33bbab100d0eced11f4fa5317d57aff2406aa1ddd962591dd13ec020bcca0846e24e77f11594c53eabe50
SSDEEP

12288:pXDJlAghv3r+TsP9EtWhpjiAbATMM5F6B:pllAghv3r+TsP9EQp2A8MM5F6B

Score

10^/10

gh0strat persistence rat upx

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/2928-0-0x0000000000400000-0x00000000004F0000-memory.dmp	family_gh0strat
behavioral1/files/0x0008000000018ba5-5.dat	family_gh0strat
behavioral1/memory/2832-11-0x0000000000400000-0x00000000004F0000-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
2832	(null)0.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2928-0-0x0000000000400000-0x00000000004F0000-memory.dmp	upx
behavioral1/files/0x0008000000018ba5-5.dat	upx
behavioral1/memory/2832-11-0x0000000000400000-0x00000000004F0000-memory.dmp	upx

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:\\Users\\Admin\\AppData\\Local\\Temp\\4c5b610aecc65842ab496cc1b5be6434_JaffaCakes118.exe"	4c5b610aecc65842ab496cc1b5be6434_JaffaCakes118.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	\??\c:\Windows\BJ.exe	4c5b610aecc65842ab496cc1b5be6434_JaffaCakes118.exe
File opened for modification	\??\c:\Windows\BJ.exe	4c5b610aecc65842ab496cc1b5be6434_JaffaCakes118.exe
File created	\??\c:\Windows\(null)0.exe	4c5b610aecc65842ab496cc1b5be6434_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2928 wrote to memory of 2832	2928	4c5b610aecc65842ab496cc1b5be6434_JaffaCakes118.exe	30
PID 2928 wrote to memory of 2832	2928	4c5b610aecc65842ab496cc1b5be6434_JaffaCakes118.exe	30
PID 2928 wrote to memory of 2832	2928	4c5b610aecc65842ab496cc1b5be6434_JaffaCakes118.exe	30
PID 2928 wrote to memory of 2832	2928	4c5b610aecc65842ab496cc1b5be6434_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\4c5b610aecc65842ab496cc1b5be6434_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4c5b610aecc65842ab496cc1b5be6434_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2928
- \??\c:\Windows\(null)0.exe
  c:\Windows\(null)0.exe
  2⤵
  - Executes dropped EXE
  PID:2832

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

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Downloads

C:\Windows\(null)0.exe

Filesize
1.1MB

MD5
4c5b610aecc65842ab496cc1b5be6434

SHA1
4b38de6cae51b91d193b524d3a729783d682ddaf

SHA256
7a2f6bd33bbcd85ecc2d94448bd79de447c259ad9bdabb6b7a509917b3b5a5ff

SHA512
ebe25de5a47c647216e37bf81f1b27788e66820503f33bbab100d0eced11f4fa5317d57aff2406aa1ddd962591dd13ec020bcca0846e24e77f11594c53eabe50

Download Submit
memory/2832-11-0x0000000000400000-0x00000000004F0000-memory.dmp

Filesize
960KB

Download
memory/2928-0-0x0000000000400000-0x00000000004F0000-memory.dmp

Filesize
960KB

Download
memory/2928-9-0x00000000026C0000-0x00000000027B0000-memory.dmp

Filesize
960KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads