gh0strat | fe7c6926e9f35eea5d5b075f4fd1abdb77fa6c60ebf0b2adc3d1b80d2c09f9b0

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
11/08/2024, 16:20

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General

Target

8b129a5b8b2d495537d6e902fafca7b2_JaffaCakes118.exe
Size

737KB
MD5

8b129a5b8b2d495537d6e902fafca7b2
SHA1

f4fc78c4da30f08ef7a95cc47c1733aa86a5266a
SHA256

fe7c6926e9f35eea5d5b075f4fd1abdb77fa6c60ebf0b2adc3d1b80d2c09f9b0
SHA512

a5fdecb4d6d144a31144df7783e37fdaaba15705f46cc9dd3a14031d93e7da4b839f390d6b3fc4ee6ac16250c19deb2b0c41939427d6adf3c5125fa46f718a91
SSDEEP

12288:NM5H1C52oxL3aKHx5r+TuxPhNWwgsAO3otNHANUTNlq:NM5H1C0w3aKHx5r+TuxPhpgpOmHq

Score

10^/10

gh0strat discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral1/memory/2360-0-0x0000000000400000-0x00000000004ED000-memory.dmp	family_gh0strat
behavioral1/files/0x0008000000015fa3-5.dat	family_gh0strat
behavioral1/memory/2360-7-0x0000000002B10000-0x0000000002BFD000-memory.dmp	family_gh0strat
behavioral1/memory/2360-12-0x0000000000400000-0x00000000004ED000-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
2136	svchest000.exe

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:\\Windows\\notepab.exe"	8b129a5b8b2d495537d6e902fafca7b2_JaffaCakes118.exe

Drops file in Windows directory 5 IoCs

description	ioc	Process
File created	\??\c:\Windows\notepab.exe	8b129a5b8b2d495537d6e902fafca7b2_JaffaCakes118.exe
File created	\??\c:\Windows\BJ.exe	8b129a5b8b2d495537d6e902fafca7b2_JaffaCakes118.exe
File opened for modification	\??\c:\Windows\BJ.exe	8b129a5b8b2d495537d6e902fafca7b2_JaffaCakes118.exe
File created	\??\c:\Windows\svchest000.exe	8b129a5b8b2d495537d6e902fafca7b2_JaffaCakes118.exe
File opened for modification	\??\c:\Windows\svchest000.exe	8b129a5b8b2d495537d6e902fafca7b2_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	8b129a5b8b2d495537d6e902fafca7b2_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 2360 wrote to memory of 2136	2360	8b129a5b8b2d495537d6e902fafca7b2_JaffaCakes118.exe	31
PID 2360 wrote to memory of 2136	2360	8b129a5b8b2d495537d6e902fafca7b2_JaffaCakes118.exe	31
PID 2360 wrote to memory of 2136	2360	8b129a5b8b2d495537d6e902fafca7b2_JaffaCakes118.exe	31
PID 2360 wrote to memory of 2136	2360	8b129a5b8b2d495537d6e902fafca7b2_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\8b129a5b8b2d495537d6e902fafca7b2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8b129a5b8b2d495537d6e902fafca7b2_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:2360
- \??\c:\Windows\svchest000.exe
  c:\Windows\svchest000.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2136

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

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Downloads

C:\Windows\svchest000.exe

Filesize
737KB

MD5
8b129a5b8b2d495537d6e902fafca7b2

SHA1
f4fc78c4da30f08ef7a95cc47c1733aa86a5266a

SHA256
fe7c6926e9f35eea5d5b075f4fd1abdb77fa6c60ebf0b2adc3d1b80d2c09f9b0

SHA512
a5fdecb4d6d144a31144df7783e37fdaaba15705f46cc9dd3a14031d93e7da4b839f390d6b3fc4ee6ac16250c19deb2b0c41939427d6adf3c5125fa46f718a91

Download Submit
memory/2136-9-0x0000000000400000-0x00000000004ED000-memory.dmp

Filesize
948KB

Download
memory/2360-0-0x0000000000400000-0x00000000004ED000-memory.dmp

Filesize
948KB

Download
memory/2360-7-0x0000000002B10000-0x0000000002BFD000-memory.dmp

Filesize
948KB

Download
memory/2360-12-0x0000000000400000-0x00000000004ED000-memory.dmp

Filesize
948KB

Download
memory/2360-13-0x0000000002B10000-0x0000000002BFD000-memory.dmp

Filesize
948KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads