gh0strat | 3a7e68598b7e8d95a7bcc12b3638fb58a2515a78161fca74385ec648745e7559

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02/03/2025, 06:30

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General

Target

JaffaCakes118_3e79265a61e6021ae8cac87863fce49b.exe
Size

193KB
MD5

3e79265a61e6021ae8cac87863fce49b
SHA1

498f45ff473652265d13f1bf3fa452c7fb79b6a2
SHA256

3a7e68598b7e8d95a7bcc12b3638fb58a2515a78161fca74385ec648745e7559
SHA512

fa0fc4d18c6f78343914138e9edccaea80d2d4272984b61edd30ca110032b7525ef7aa066f398c5945cb317f1159ed51eb0d36c423265a2b2c07fd22ecd1a279
SSDEEP

3072:7WdqU6WK8JXTkeiqPGIEZO+557n3/MR6V3LIkvJl3Xu1kC:SdqU6WKGBiqqg+55wk7vJlyb

Score

10^/10

gh0strat discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/files/0x000a0000000122ea-2.dat	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\\ntfastuserswitchingcompatibility.dll"	JaffaCakes118_3e79265a61e6021ae8cac87863fce49b.exe

Loads dropped DLL 1 IoCs

pid	Process
2064	svchost.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ntfastuserswitchingcompatibility.dll	JaffaCakes118_3e79265a61e6021ae8cac87863fce49b.exe
File opened for modification	C:\Windows\SysWOW64\d2f5ca0e.del	JaffaCakes118_3e79265a61e6021ae8cac87863fce49b.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	JaffaCakes118_3e79265a61e6021ae8cac87863fce49b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1488	JaffaCakes118_3e79265a61e6021ae8cac87863fce49b.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e79265a61e6021ae8cac87863fce49b.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3e79265a61e6021ae8cac87863fce49b.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1488

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2064

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

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Downloads

\??\c:\windows\SysWOW64\ntfastuserswitchingcompatibility.dll

Filesize
148KB

MD5
dcdf52a6099b667e7f8bfdcfdcc0075c

SHA1
c75446fb75a8e407346c5e57d0bcc9ac3335280c

SHA256
87a3c6c435fd0ba48f744019efb1a960870ea3a7e54ebe93e309c96cc0973a75

SHA512
3937b28fa85109c24e1ca9f3c26c64ca0a75891e4db7745454410afaf3e37367f8ca9223e5b9889b53fd6bf0eee27b21a2ad6150aeceba07114bf8e4a50b99b1

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