gh0strat | ca8d0ebd11a464fbff420f6c65ab13c4bb96c6f7825179981e4b08a116f56463

Analysis

max time kernel
93s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28/01/2025, 03:44

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General

Target

JaffaCakes118_46885c1de98164ecc0a5f1d4d3a9d33e.exe
Size

105KB
MD5

46885c1de98164ecc0a5f1d4d3a9d33e
SHA1

bc8095453d956cf29d1ca1c4c7005979f5bceec2
SHA256

ca8d0ebd11a464fbff420f6c65ab13c4bb96c6f7825179981e4b08a116f56463
SHA512

0e5191a1a2baad58325fd79c5e645e047b2109944323f9917d0a75b0f0674474383999bce82a9036152b200b8eaaba5c8a71584c24ea8ea807bb9ce4509cfb3e
SSDEEP

3072:n7TVJjxtPeWmS7PbHSjzT9yYxtMBU8rw0FsxXMksJ2m5:nXVJjxtPLmkPbHSjzomMWyw0GxXfsYc

Score

10^/10

gh0strat discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/636-0-0x0000000000400000-0x000000000041C000-memory.dmp	family_gh0strat
behavioral2/files/0x000c000000023b5f-4.dat	family_gh0strat
behavioral2/files/0x0008000000023c01-13.dat	family_gh0strat
behavioral2/memory/636-15-0x0000000000400000-0x000000000041C000-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

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Drivers\beep.sys	JaffaCakes118_46885c1de98164ecc0a5f1d4d3a9d33e.exe

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\\FastUserSwitchingCompatibilityex.dll"	JaffaCakes118_46885c1de98164ecc0a5f1d4d3a9d33e.exe

Loads dropped DLL 2 IoCs

pid	Process
636	JaffaCakes118_46885c1de98164ecc0a5f1d4d3a9d33e.exe
1832	svchost.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\FastUserSwitchingCompatibilityex.dll	JaffaCakes118_46885c1de98164ecc0a5f1d4d3a9d33e.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_46885c1de98164ecc0a5f1d4d3a9d33e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
676	Process not Found

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_46885c1de98164ecc0a5f1d4d3a9d33e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_46885c1de98164ecc0a5f1d4d3a9d33e.exe"
1⤵
- Drops file in Drivers directory
- Server Software Component: Terminal Services DLL
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:636

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs -s FastUserSwitchingCompatibility
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1832

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:\Users\Admin\AppData\Local\Temp\dll.tmp

Filesize
95KB

MD5
55d81c2cfe5b2c00ca13892755450670

SHA1
c1e9be75479ca5302c969625808fde8cc4d48280

SHA256
39fed3647b785fc472dc28083fa8c1feb393e971fb16933f83e19a9271e478ad

SHA512
83e78699697f44400b9f97efd3cf33ae7a1c9c859e15ade01ab378377e1b8be20b1ecb589e807707bb16a4a7be1e9a0b010e8fcc2c3de3ac7d33ef6ebb74a0a3

Download Submit
\??\c:\windows\SysWOW64\fastuserswitchingcompatibilityex.dll

Filesize
95KB

MD5
c804c98bca963077201bfc378ca67af6

SHA1
4048d859ca3a14ffe9b787bc71c00b1b431e3a41

SHA256
47493d3138d3364287939bb12e330127bc327c5e5ac6e1f537e45fb9e7721d06

SHA512
a394f52deea172809b2db8aff574d4f60bcd44bf99cab531af1f1f23e8d3a37ea4193162444e299dff2c62d7bda6ac095b6c4c29d3ffbb0b53581d3128b70baa

Download Submit
memory/636-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/636-15-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download