gh0strat | 25ac52feb32cb6a749e08972d5b0a686f8a1e674496c9147cb23bb6c3d095114

Analysis

max time kernel
146s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
24/06/2024, 03:46

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General

Target

25ac52feb32cb6a749e08972d5b0a686f8a1e674496c9147cb23bb6c3d095114.exe
Size

1.6MB
MD5

1fcea600b31caa6afe38f274dbc26fdd
SHA1

5f2306ae3943c7a73faef47660441d6ca071e13b
SHA256

25ac52feb32cb6a749e08972d5b0a686f8a1e674496c9147cb23bb6c3d095114
SHA512

e29506855d461eeb3db0687862386df8eb9d2a60bd3414f1cba955a802a139254cbac4b6f275996e8e6efb4e10952192ac162d80c6da390a6c5e33eb9b007b4b
SSDEEP

24576:IYFbkIsaPiXSVnC7Yp9zjNmZG8RRl9QyzHSy1x:IYREXSVMKi3ck

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral2/files/0x000b000000023436-5.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

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\svchcst\Parameters\ServiceDll = "C:\\Windows\\system32\\240599703.bat"	look2.exe

Executes dropped EXE 2 IoCs

pid	Process
724	look2.exe
2836	svchcst.exe

Loads dropped DLL 3 IoCs

pid	Process
724	look2.exe
4128	svchost.exe
2836	svchcst.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\svchcst.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\svchcst.exe	svchost.exe
File created	C:\Windows\SysWOW64\240599703.bat	look2.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	look2.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	25ac52feb32cb6a749e08972d5b0a686f8a1e674496c9147cb23bb6c3d095114.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3152	25ac52feb32cb6a749e08972d5b0a686f8a1e674496c9147cb23bb6c3d095114.exe
3152	25ac52feb32cb6a749e08972d5b0a686f8a1e674496c9147cb23bb6c3d095114.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3152 wrote to memory of 724	3152	25ac52feb32cb6a749e08972d5b0a686f8a1e674496c9147cb23bb6c3d095114.exe	83
PID 3152 wrote to memory of 724	3152	25ac52feb32cb6a749e08972d5b0a686f8a1e674496c9147cb23bb6c3d095114.exe	83
PID 3152 wrote to memory of 724	3152	25ac52feb32cb6a749e08972d5b0a686f8a1e674496c9147cb23bb6c3d095114.exe	83
PID 4128 wrote to memory of 2836	4128	svchost.exe	93
PID 4128 wrote to memory of 2836	4128	svchost.exe	93
PID 4128 wrote to memory of 2836	4128	svchost.exe	93

C:\Users\Admin\AppData\Local\Temp\25ac52feb32cb6a749e08972d5b0a686f8a1e674496c9147cb23bb6c3d095114.exe
"C:\Users\Admin\AppData\Local\Temp\25ac52feb32cb6a749e08972d5b0a686f8a1e674496c9147cb23bb6c3d095114.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3152
- C:\Users\Admin\AppData\Local\Temp\look2.exe
  C:\Users\Admin\AppData\Local\Temp\\look2.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:724

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:4956

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4128
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\240599703.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2836

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 Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
1.6MB

MD5
1fcea600b31caa6afe38f274dbc26fdd

SHA1
5f2306ae3943c7a73faef47660441d6ca071e13b

SHA256
25ac52feb32cb6a749e08972d5b0a686f8a1e674496c9147cb23bb6c3d095114

SHA512
e29506855d461eeb3db0687862386df8eb9d2a60bd3414f1cba955a802a139254cbac4b6f275996e8e6efb4e10952192ac162d80c6da390a6c5e33eb9b007b4b

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C:\Users\Admin\AppData\Local\Temp\look2.exe

Filesize
337KB

MD5
fb66e1e31fa1e6dfb21a50ccd11e0409

SHA1
6c45a0a115ec896eb14a531a44809b2a22cf8934

SHA256
5ea8c5455f0ebe884ed98834e78ead8b6c68814bbb1723370299fa44b88c0faa

SHA512
58ee149f70438296a67d5ae5cbd6cb9f5b2510a0381466b8f09eec3835be1ce7cad6903ca8fbc9273105132e85952208e78c59f776416c5449b86cc62111154b

Download Submit
C:\Windows\SysWOW64\240599703.bat

Filesize
51KB

MD5
3a84d363f3f98d25de2e51dc7ce8cf84

SHA1
896cfc0b7c91d4a83ce713b516075f2199098f34

SHA256
f5a93cca2b5bf40f2e9ac73703d1e05a680a7823359d4e7fc986da9972a251d2

SHA512
f611a4d0338ae648ee99b1e340f431cc59571bc94bf7271e42c75159c7257329a7bf61cf21c0515044d697d1e4652d861e64e1c683b2e042716d11cb5bd181c4

Download Submit
C:\Windows\SysWOW64\svchcst.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit