gh0strat | 09f4ebefd0984e055a2816845a84ac6813e61ead249d04ba4ae9d57cd704c859

General

Target

202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe
Size

4.6MB
MD5

8372c0092f84ccc482758a9e2accfe50
SHA1

06920851f998eb3670738dbe379756e2370412f6
SHA256

09f4ebefd0984e055a2816845a84ac6813e61ead249d04ba4ae9d57cd704c859
SHA512

3cba76d1b31aee191752bd18960e0f5ff82c6056bc6cf98cd9af8324341f76f6f998c6e0ef4b753aceb4d7cbf0b2b110c82f61fc515911aad922cd5d068a06f2
SSDEEP

49152:HYREXSVMKi3JpbXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8b8ITDnl27PL:42SVMK8JpbXsPN5kiQaZ56

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023410-5.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\\240616296.bat"	look2.exe

Executes dropped EXE 3 IoCs

pid	Process
5100	look2.exe
3056	HD_202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe
4508	svchcst.exe

Loads dropped DLL 3 IoCs

pid	Process
5100	look2.exe
1476	svchost.exe
4508	svchcst.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240616296.bat	look2.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	look2.exe
File created	C:\Windows\SysWOW64\svchcst.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\svchcst.exe	svchost.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	202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	look2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchcst.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4556	202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe
4556	202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4556	202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe
4556	202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4556 wrote to memory of 5100	4556	202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe	83
PID 4556 wrote to memory of 5100	4556	202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe	83
PID 4556 wrote to memory of 5100	4556	202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe	83
PID 4556 wrote to memory of 3056	4556	202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe	86
PID 4556 wrote to memory of 3056	4556	202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe	86
PID 4556 wrote to memory of 3056	4556	202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe	86
PID 1476 wrote to memory of 4508	1476	svchost.exe	95
PID 1476 wrote to memory of 4508	1476	svchost.exe	95
PID 1476 wrote to memory of 4508	1476	svchost.exe	95

C:\Users\Admin\AppData\Local\Temp\202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe
"C:\Users\Admin\AppData\Local\Temp\202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4556
- 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
  - System Location Discovery: System Language Discovery
  PID:5100
- C:\Users\Admin\AppData\Local\Temp\HD_202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe
  C:\Users\Admin\AppData\Local\Temp\HD_202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3056

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:748

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1476
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\240616296.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_202409028372c0092f84ccc482758a9e2accfe50hijackloadericedid.exe

Filesize
3.1MB

MD5
fb083acd60fe5c3156dc25442be815e3

SHA1
61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

SHA256
f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

SHA512
7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

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

Filesize
1.5MB

MD5
ea661bd684d23385a50c0ab38485c815

SHA1
7682a940cb564d87a24b2a27514022bd0b3ce9fe

SHA256
676f008d5803957cff086deb720f41f05f9694a29242b045ad239e5d3b11d254

SHA512
c76a0d355e7192b5d9644ff26e2010cb34d6be7ae4c4aa399db628bbcb41cadebdc671d25fe97a226faafb58ca4b8b6c9c6ce7aba9334f13c4ab771266d5cd91

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

Filesize
337KB

MD5
fb66e1e31fa1e6dfb21a50ccd11e0409

SHA1
6c45a0a115ec896eb14a531a44809b2a22cf8934

SHA256
5ea8c5455f0ebe884ed98834e78ead8b6c68814bbb1723370299fa44b88c0faa

SHA512
58ee149f70438296a67d5ae5cbd6cb9f5b2510a0381466b8f09eec3835be1ce7cad6903ca8fbc9273105132e85952208e78c59f776416c5449b86cc62111154b

Download Submit
C:\Windows\SysWOW64\240616296.bat

Filesize
51KB

MD5
6e74d9ddb3f7cbdcd3dc758f7276ad11

SHA1
b9eead50e8f5b6d9ba776c94248eb901343bd08f

SHA256
5156588c1edff1cfc820d762b43e1424f6411ecaf24f229de9a60e3306b411eb

SHA512
76fa52a478f2b56ddbab1f05c11da30511882452c9068510166710b06f49acf338a907e953a6d017a99d59d174e93e296810962c59d2a78425101751b01c0b6e

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit

Analysis

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