gh0strat | 871cb8a6dc202086c9d4225fb60dafacb0fe1118ab0657a12fa2b91acaeb522a

General

Target

871cb8a6dc202086c9d4225fb60dafacb0fe1118ab0657a12fa2b91acaeb522a.exe
Size

1.5MB
MD5

368b1000c51f63159c92fbd894b87f9d
SHA1

cd302c577c556b779c6e06a763602e316e481de6
SHA256

871cb8a6dc202086c9d4225fb60dafacb0fe1118ab0657a12fa2b91acaeb522a
SHA512

6997db48152be1f35c51b03b16c2fe8de0d5a620c652ec86be750b6eb4b5f464ca0e1b3f3b532da0f96f35016addf1557fb4f9bf36e5db3a459df38501f7100e
SSDEEP

24576:tYFbkIsaPiXSVnC7Yp9zkNmZG8RRlnqyzf:tYREXSVMDi3F

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/files/0x0009000000015d24-6.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\\259396169.bat"	look2.exe

Executes dropped EXE 2 IoCs

pid	Process
2220	look2.exe
2372	svchcst.exe

Loads dropped DLL 5 IoCs

pid	Process
1512	871cb8a6dc202086c9d4225fb60dafacb0fe1118ab0657a12fa2b91acaeb522a.exe
2220	look2.exe
2228	svchost.exe
2228	svchost.exe
2372	svchcst.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259396169.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

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
1512	871cb8a6dc202086c9d4225fb60dafacb0fe1118ab0657a12fa2b91acaeb522a.exe
1512	871cb8a6dc202086c9d4225fb60dafacb0fe1118ab0657a12fa2b91acaeb522a.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1512 wrote to memory of 2220	1512	871cb8a6dc202086c9d4225fb60dafacb0fe1118ab0657a12fa2b91acaeb522a.exe	28
PID 1512 wrote to memory of 2220	1512	871cb8a6dc202086c9d4225fb60dafacb0fe1118ab0657a12fa2b91acaeb522a.exe	28
PID 1512 wrote to memory of 2220	1512	871cb8a6dc202086c9d4225fb60dafacb0fe1118ab0657a12fa2b91acaeb522a.exe	28
PID 1512 wrote to memory of 2220	1512	871cb8a6dc202086c9d4225fb60dafacb0fe1118ab0657a12fa2b91acaeb522a.exe	28
PID 2228 wrote to memory of 2372	2228	svchost.exe	31
PID 2228 wrote to memory of 2372	2228	svchost.exe	31
PID 2228 wrote to memory of 2372	2228	svchost.exe	31
PID 2228 wrote to memory of 2372	2228	svchost.exe	31

C:\Users\Admin\AppData\Local\Temp\871cb8a6dc202086c9d4225fb60dafacb0fe1118ab0657a12fa2b91acaeb522a.exe
"C:\Users\Admin\AppData\Local\Temp\871cb8a6dc202086c9d4225fb60dafacb0fe1118ab0657a12fa2b91acaeb522a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1512
- 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:2220

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2000

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:2228
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\259396169.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2372

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

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

Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259396169.bat

Filesize
51KB

MD5
702ecfbcdc59ca63097a55e38e6e62e4

SHA1
dab5911fb42cd42d82e77d2f10e1a58edb64bdf5

SHA256
323b6a7d1673b56efe616fd321c0453bb0133ada835ab851181397e181423f90

SHA512
112218699bac1ba61471c0ea2d6672343bdb940a98ee353dec03bd0360124715cab62babe0b714ad514f31c5786d56daeb2756a5657bbb6bd098e27698f4be2a

Download Submit
\Windows\SysWOW64\svchcst.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads