gh0strat | 14a2ae8ec0c87b1897e32aee4f86814ca4fcd300d6799aa6e1c710d555b66de5

General

Target

14a2ae8ec0c87b1897e32aee4f86814ca4fcd300d6799aa6e1c710d555b66de5.exe
Size

1.5MB
MD5

8ef8a99ecbc1e0d34460d4cbc0c1443c
SHA1

8c7b3b94a9e5e93c423f40c948d674430d4b329b
SHA256

14a2ae8ec0c87b1897e32aee4f86814ca4fcd300d6799aa6e1c710d555b66de5
SHA512

6749f89e45a7301a95ad884aa480599a23c1a4d203d21a5127814771687faa615635757fa5a905b83182ebaef1d9636767d792f393e209a90023a030b92f32be
SSDEEP

24576:qYFbkIsaPiXSVnC7Yp9zjNmZG8RRl9EyzHN2jsSn:qYREXSVMKi36sSn

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral2/files/0x000e000000023bb7-5.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
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\svchcst\Parameters\ServiceDll = "C:\\Windows\\system32\\240623250.bat"	look2.exe

Executes dropped EXE 2 IoCs

pid	Process
4116	look2.exe
4404	svchcst.exe

Loads dropped DLL 3 IoCs

pid	Process
4116	look2.exe
3972	svchost.exe
4404	svchcst.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
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
File created	C:\Windows\SysWOW64\240623250.bat	look2.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	14a2ae8ec0c87b1897e32aee4f86814ca4fcd300d6799aa6e1c710d555b66de5.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 4 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	14a2ae8ec0c87b1897e32aee4f86814ca4fcd300d6799aa6e1c710d555b66de5.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	svchcst.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3636	14a2ae8ec0c87b1897e32aee4f86814ca4fcd300d6799aa6e1c710d555b66de5.exe
3636	14a2ae8ec0c87b1897e32aee4f86814ca4fcd300d6799aa6e1c710d555b66de5.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3636 wrote to memory of 4116	3636	14a2ae8ec0c87b1897e32aee4f86814ca4fcd300d6799aa6e1c710d555b66de5.exe	83
PID 3636 wrote to memory of 4116	3636	14a2ae8ec0c87b1897e32aee4f86814ca4fcd300d6799aa6e1c710d555b66de5.exe	83
PID 3636 wrote to memory of 4116	3636	14a2ae8ec0c87b1897e32aee4f86814ca4fcd300d6799aa6e1c710d555b66de5.exe	83
PID 3972 wrote to memory of 4404	3972	svchost.exe	87
PID 3972 wrote to memory of 4404	3972	svchost.exe	87
PID 3972 wrote to memory of 4404	3972	svchost.exe	87

C:\Users\Admin\AppData\Local\Temp\14a2ae8ec0c87b1897e32aee4f86814ca4fcd300d6799aa6e1c710d555b66de5.exe
"C:\Users\Admin\AppData\Local\Temp\14a2ae8ec0c87b1897e32aee4f86814ca4fcd300d6799aa6e1c710d555b66de5.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3636
- 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:4116

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:1492

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:3972
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\240623250.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4404

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\RCX9F5D.tmp

Filesize
1.5MB

MD5
19e938fa63a3dc862cfd0259cf1ac437

SHA1
6e1cc7d80f4b2d791258edd22c7235306f64eb9f

SHA256
e52203dc69d3a0efde45fa4a549ebcf74f67d856a54619f01ba678dfb50eeb57

SHA512
5a63b5dc0271f5a6be8e4c9b0397535edd27d941d01f8687e39d2dc4ef22da3eac93191c1913f943978c8e35eeb072c0880d517b05c8d1f655e79395bb5e7f96

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\240623250.bat

Filesize
51KB

MD5
6fe16e4ef92fd4c88234818992672d60

SHA1
95fac901e273ebff9b6c82767412c07b512ba382

SHA256
60169f93d538b7c2b95304fba882c576fe2ee7d6b00927a3b0aafa167f674b37

SHA512
d5a701e3181dc3596d686c995ee070c4ca346cdea3fcb64e495d193be8a9c09f1c77268daf9e630017b78eec5cbc51483f3eb5ec46b247e6119f07f3d3b36148

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit

Analysis

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