gh0strat | de0d0ab8a381d704e1e25a4a4ca8f1b071a13b8bc9e91e4ab0248a6552f186a3

Resubmissions

21/10/2024, 05:59

241021-gpshqssbke 10

14/08/2024, 12:44

240814-pynvxasfpc 10

10/08/2024, 10:48

240810-mv7shazfne 10

10/08/2024, 10:41

240810-mq534szekc 10

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
10/08/2024, 10:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

85c14b75da9f09dd7422da238305ebea_JaffaCakes118.exe
Size

457KB
MD5

85c14b75da9f09dd7422da238305ebea
SHA1

f69e04297b839f3b31c5970b9c4c0241ddbf9dc3
SHA256

de0d0ab8a381d704e1e25a4a4ca8f1b071a13b8bc9e91e4ab0248a6552f186a3
SHA512

b14ebf97e88ed0c0f9ab9cfa23242306c2e294dc192dfc114866e47833ebefeb4d0d25999a38827d380386fe023c1d8ae8a92896ed8db0b29d051ed30f58bc78
SSDEEP

3072:mxjMQVacnG3icUkYdT45/NEGI/Lc+EINkzT1diLUEuBfYcORtwi2vCJwtaoK8Oef:mxjlVJnQiGP/evc2gT1WcXvq8

Score

10^/10

gh0strat discovery persistence rat upx

Malware Config

Signatures

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral1/memory/2940-11-0x0000000000400000-0x00000000004F0000-memory.dmp	family_gh0strat
behavioral1/memory/2764-12-0x0000000000400000-0x00000000004F0000-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
2940	svchest000.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2764-0-0x0000000000400000-0x00000000004F0000-memory.dmp	upx
behavioral1/files/0x0008000000015d9e-5.dat	upx
behavioral1/memory/2940-8-0x0000000000400000-0x00000000004F0000-memory.dmp	upx
behavioral1/memory/2940-11-0x0000000000400000-0x00000000004F0000-memory.dmp	upx
behavioral1/memory/2764-12-0x0000000000400000-0x00000000004F0000-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\\85c14b75da9f09dd7422da238305ebea_JaffaCakes118.exe"	85c14b75da9f09dd7422da238305ebea_JaffaCakes118.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\Windows\BJ.exe	85c14b75da9f09dd7422da238305ebea_JaffaCakes118.exe
File created	\??\c:\Windows\svchest000.exe	85c14b75da9f09dd7422da238305ebea_JaffaCakes118.exe
File opened for modification	\??\c:\Windows\svchest000.exe	85c14b75da9f09dd7422da238305ebea_JaffaCakes118.exe
File created	\??\c:\Windows\BJ.exe	85c14b75da9f09dd7422da238305ebea_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	85c14b75da9f09dd7422da238305ebea_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchest000.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2940	2764	85c14b75da9f09dd7422da238305ebea_JaffaCakes118.exe	31
PID 2764 wrote to memory of 2940	2764	85c14b75da9f09dd7422da238305ebea_JaffaCakes118.exe	31
PID 2764 wrote to memory of 2940	2764	85c14b75da9f09dd7422da238305ebea_JaffaCakes118.exe	31
PID 2764 wrote to memory of 2940	2764	85c14b75da9f09dd7422da238305ebea_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\85c14b75da9f09dd7422da238305ebea_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\85c14b75da9f09dd7422da238305ebea_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2764
- \??\c:\Windows\svchest000.exe
  c:\Windows\svchest000.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2940

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\svchest000.exe

Filesize
457KB

MD5
85c14b75da9f09dd7422da238305ebea

SHA1
f69e04297b839f3b31c5970b9c4c0241ddbf9dc3

SHA256
de0d0ab8a381d704e1e25a4a4ca8f1b071a13b8bc9e91e4ab0248a6552f186a3

SHA512
b14ebf97e88ed0c0f9ab9cfa23242306c2e294dc192dfc114866e47833ebefeb4d0d25999a38827d380386fe023c1d8ae8a92896ed8db0b29d051ed30f58bc78

Download Submit
memory/2764-0-0x0000000000400000-0x00000000004F0000-memory.dmp

Filesize
960KB

Download
memory/2764-12-0x0000000000400000-0x00000000004F0000-memory.dmp

Filesize
960KB

Download
memory/2764-14-0x0000000002830000-0x0000000002920000-memory.dmp

Filesize
960KB

Download
memory/2940-8-0x0000000000400000-0x00000000004F0000-memory.dmp

Filesize
960KB

Download
memory/2940-11-0x0000000000400000-0x00000000004F0000-memory.dmp

Filesize
960KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads