gh0strat | b458e9a3fdbe16c2608831ea7eba1e5934594e078ecf937cdef54116a37f4525

Analysis

max time kernel
150s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
03/03/2025, 05:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_44e9877b2ee59e4597b68b0dfeda2603.exe
Size

129KB
MD5

44e9877b2ee59e4597b68b0dfeda2603
SHA1

90dd5e65358afce1bdb76652b8d394519eca33f7
SHA256

b458e9a3fdbe16c2608831ea7eba1e5934594e078ecf937cdef54116a37f4525
SHA512

ed4aaeb307e100b5a1ba7e61b592fa6bf4c5b74ce3e4927287dd4b9e246cd807b4145ae92d7b4396caebce8c0446df7a7db25b006957e954dbbf9d11605c7c75
SSDEEP

3072:nwft/dzyQH9Eg/RJa+uMHdOy6p1dlqoatv3kk0v42BKwx:wft/hyQdH/i+Vkt1nRatvUk07BL

Score

10^/10

gh0strat discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/5008-0-0x0000000000400000-0x0000000000422000-memory.dmp	family_gh0strat
behavioral2/memory/3588-5-0x0000000000400000-0x0000000000422000-memory.dmp	family_gh0strat
behavioral2/files/0x0013000000023b72-4.dat	family_gh0strat
behavioral2/memory/5008-7-0x0000000000400000-0x0000000000422000-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
Gh0strat family
gh0strat

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\FastUserSwitchingCompatibility\Parameters\ServiceDll = "C:\\Windows\\System32\\FastUserSwitchingCompatibility.exe"	JaffaCakes118_44e9877b2ee59e4597b68b0dfeda2603.exe

Loads dropped DLL 1 IoCs

pid	Process
5132	svchost.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\FastUserSwitchingCompatibility.exe	JaffaCakes118_44e9877b2ee59e4597b68b0dfeda2603.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	JaffaCakes118_44e9877b2ee59e4597b68b0dfeda2603.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_44e9877b2ee59e4597b68b0dfeda2603.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	svchost.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5008 wrote to memory of 3588	5008	JaffaCakes118_44e9877b2ee59e4597b68b0dfeda2603.exe	88
PID 5008 wrote to memory of 3588	5008	JaffaCakes118_44e9877b2ee59e4597b68b0dfeda2603.exe	88
PID 5008 wrote to memory of 3588	5008	JaffaCakes118_44e9877b2ee59e4597b68b0dfeda2603.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_44e9877b2ee59e4597b68b0dfeda2603.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_44e9877b2ee59e4597b68b0dfeda2603.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5008
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_44e9877b2ee59e4597b68b0dfeda2603.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_44e9877b2ee59e4597b68b0dfeda2603.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:3588

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs -s FastUserSwitchingCompatibility
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:5132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Defense Evasion

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\SysWOW64\fastuserswitchingcompatibility.exe

Filesize
98KB

MD5
001be4960fd87b28f3225f4951e4eec3

SHA1
9d52b4519c4b44b6b46b9c4bd3c4880b963ec663

SHA256
536d91e3db54df0360a0636e362d3541049b2fc736933797eeaecb297634c4ad

SHA512
06910f359efa32f646a388ce240aa1d236ea6bf1d85eb71db129eaf7933f8d10992b2f010d1d0acaa29759df924d529093fba41febbdc622ece21772629e4995

Download Submit
memory/3588-5-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/5008-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/5008-7-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download