gh0strat | 3dd73498bd31896828bbacdc30e11d1c9600090362cda50e50509a72a7ce6224

Analysis

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

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
04/03/2025, 16:20

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General

Target

JaffaCakes118_4e65a90f28ff665b79714925e85b0b09.exe
Size

136KB
MD5

4e65a90f28ff665b79714925e85b0b09
SHA1

bd9edcfa5cdec34a7ff726e24975db10e8b4ca93
SHA256

3dd73498bd31896828bbacdc30e11d1c9600090362cda50e50509a72a7ce6224
SHA512

d0ea2be590be65a54fc101099537381969cc2d58bb8474d63d7be38641eaff0bbaffc13a60ced51bb3e1f625aa74acea1a83344bd7cadef933daec6595500645
SSDEEP

3072:uuWurg8qqVibRj1U9doMigzLe1a7Lt17haeRriuemHC1dH6:uuWurXqkibRG9dPigz60F11Vriuex1k

Score

10^/10

gh0strat discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 5 IoCs

resource	yara_rule
behavioral2/memory/4344-0-0x0000000000400000-0x000000000044A810-memory.dmp	family_gh0strat
behavioral2/files/0x000c000000023bc0-2.dat	family_gh0strat
behavioral2/memory/4344-3-0x0000000000400000-0x000000000044A810-memory.dmp	family_gh0strat
behavioral2/memory/4040-5-0x0000000010000000-0x000000001001E000-memory.dmp	family_gh0strat
behavioral2/memory/4040-6-0x0000000010000000-0x000000001001E000-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\rsnet_\Parameters\ServiceDll = "C:\\Program Files\\Common Files\\Microsoft Shared\\MSInfo\\rsnet.dll"	JaffaCakes118_4e65a90f28ff665b79714925e85b0b09.exe

Deletes itself 1 IoCs

pid	Process
4040	svchost.exe

Loads dropped DLL 1 IoCs

pid	Process
4040	svchost.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\MSInfo	JaffaCakes118_4e65a90f28ff665b79714925e85b0b09.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSInfo\rsnet.dll	JaffaCakes118_4e65a90f28ff665b79714925e85b0b09.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_4e65a90f28ff665b79714925e85b0b09.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e65a90f28ff665b79714925e85b0b09.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e65a90f28ff665b79714925e85b0b09.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4344

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Deletes itself
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4040

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:\program files\common files\microsoft shared\msinfo\rsnet.dll

Filesize
105KB

MD5
d86bfe0e284466ce0a06af11a4d11043

SHA1
a864ee6a57e9cd02187d420a1741619d7725ba76

SHA256
c8bc876684785944aa23d556736963b2b3cd21a68e2065afa434f48ff2dd6269

SHA512
e6d2e55662a82d8ac8a026e9e99dab610595b718948cde0b6502871aa2494514de77ad40ded58a2ac031d92729b491858fda77c70093d9041717fb20ed999ada

Download Submit
memory/4040-5-0x0000000010000000-0x000000001001E000-memory.dmp

Filesize
120KB

Download
memory/4040-6-0x0000000010000000-0x000000001001E000-memory.dmp

Filesize
120KB

Download
memory/4344-0-0x0000000000400000-0x000000000044A810-memory.dmp

Filesize
298KB

Download
memory/4344-3-0x0000000000400000-0x000000000044A810-memory.dmp

Filesize
298KB

Download