gh0strat | d72c9819315dc04907d763985184b83dcaac80d5af8cbd941d980e1319c90c05

General

Target

d72c9819315dc04907d763985184b83dcaac80d5af8cbd941d980e1319c90c05.exe
Size

1.1MB
MD5

5e841de3c275044a9779a19180ae0e98
SHA1

d8a60f6afca9af8c9d2cb5136185113692f49a86
SHA256

d72c9819315dc04907d763985184b83dcaac80d5af8cbd941d980e1319c90c05
SHA512

893a4fa967bbad6af84a7791367d41ef756ff8f00d65f67d20e4ea9da4176b178c9c55badddb05a7d774871ca06ec14d97187669f411ef0b6c1ff5bf99f40d24
SSDEEP

24576:2YFbkIsaPiXSVnC7Yp9zkNmZG8RRlnHPyz3ZzS5p6xex+1/8v5ijrnChausY3:2YREXSVMDi3kZzS5p6xex+1/8v5ijrno

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023442-5.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

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\svchcst\Parameters\ServiceDll = "C:\\Windows\\system32\\240610218.bat"	look2.exe

Executes dropped EXE 2 IoCs

pid	Process
3316	look2.exe
4528	svchcst.exe

Loads dropped DLL 3 IoCs

pid	Process
3316	look2.exe
1724	svchost.exe
4528	svchcst.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240610218.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)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	d72c9819315dc04907d763985184b83dcaac80d5af8cbd941d980e1319c90c05.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
3768	d72c9819315dc04907d763985184b83dcaac80d5af8cbd941d980e1319c90c05.exe
3768	d72c9819315dc04907d763985184b83dcaac80d5af8cbd941d980e1319c90c05.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3768 wrote to memory of 3316	3768	d72c9819315dc04907d763985184b83dcaac80d5af8cbd941d980e1319c90c05.exe	85
PID 3768 wrote to memory of 3316	3768	d72c9819315dc04907d763985184b83dcaac80d5af8cbd941d980e1319c90c05.exe	85
PID 3768 wrote to memory of 3316	3768	d72c9819315dc04907d763985184b83dcaac80d5af8cbd941d980e1319c90c05.exe	85
PID 1724 wrote to memory of 4528	1724	svchost.exe	94
PID 1724 wrote to memory of 4528	1724	svchost.exe	94
PID 1724 wrote to memory of 4528	1724	svchost.exe	94

C:\Users\Admin\AppData\Local\Temp\d72c9819315dc04907d763985184b83dcaac80d5af8cbd941d980e1319c90c05.exe
"C:\Users\Admin\AppData\Local\Temp\d72c9819315dc04907d763985184b83dcaac80d5af8cbd941d980e1319c90c05.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3768
- C:\Users\Admin\AppData\Local\Temp\look2.exe
  C:\Users\Admin\AppData\Local\Temp\\look2.exe
  2⤵
  - Sets DLL path for service in the registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:3316

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:4932

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:1724
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\240610218.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1.1MB

MD5
5e841de3c275044a9779a19180ae0e98

SHA1
d8a60f6afca9af8c9d2cb5136185113692f49a86

SHA256
d72c9819315dc04907d763985184b83dcaac80d5af8cbd941d980e1319c90c05

SHA512
893a4fa967bbad6af84a7791367d41ef756ff8f00d65f67d20e4ea9da4176b178c9c55badddb05a7d774871ca06ec14d97187669f411ef0b6c1ff5bf99f40d24

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

Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
C:\Windows\SysWOW64\240610218.bat

Filesize
51KB

MD5
5bb9aa23769da88cb5cf848eedd4297f

SHA1
b70034723583a8f64b6861591dd4c2eca5c04661

SHA256
a5134c1f02a4ec3ede503d7b0d7f6d30100500a4c35ef2aead87a7ecdf770e6a

SHA512
7941130f08effb26ed4ed57504b65bc68289b04c828207a7ab2f9ad15da5c26372067a5ec3a311131646009f7ccfa8ae18651d676d349bd530c17f7a9fd63aa1

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads