gh0strat | 9c762850f7c6268de0fda0271a8c2eea51d6a913d5d308415de597132ee2bd66

General

Target

9c762850f7c6268de0fda0271a8c2eea51d6a913d5d308415de597132ee2bd66.exe
Size

1.5MB
MD5

dbb12f3c0aabe1f6b1a07590759b4c78
SHA1

e5a68dec1f8c4404f460a32d14a315ab0861e180
SHA256

9c762850f7c6268de0fda0271a8c2eea51d6a913d5d308415de597132ee2bd66
SHA512

dd8e7b2d64d9a59330eb9383c1e8662a54abd1dc58a6689e26aa9192dff97b72b5e009707eb9f30a3a9d8cb8fe15cd1ba5dccbb11d6b8fb1adf5d1de286b2ef9
SSDEEP

24576:MYFbkIsaPiXSVnC7Yp9zkNmZG8RRln8yzH5Ezj:MYREXSVMDi3ZEzj

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/files/0x0038000000014b70-6.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\\259399445.bat"	look2.exe

Executes dropped EXE 2 IoCs

pid	Process
2792	look2.exe
2956	svchcst.exe

Loads dropped DLL 5 IoCs

pid	Process
2932	9c762850f7c6268de0fda0271a8c2eea51d6a913d5d308415de597132ee2bd66.exe
2792	look2.exe
2788	svchost.exe
2788	svchost.exe
2956	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\259399445.bat	look2.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	9c762850f7c6268de0fda0271a8c2eea51d6a913d5d308415de597132ee2bd66.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
2932	9c762850f7c6268de0fda0271a8c2eea51d6a913d5d308415de597132ee2bd66.exe
2932	9c762850f7c6268de0fda0271a8c2eea51d6a913d5d308415de597132ee2bd66.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 2792	2932	9c762850f7c6268de0fda0271a8c2eea51d6a913d5d308415de597132ee2bd66.exe	28
PID 2932 wrote to memory of 2792	2932	9c762850f7c6268de0fda0271a8c2eea51d6a913d5d308415de597132ee2bd66.exe	28
PID 2932 wrote to memory of 2792	2932	9c762850f7c6268de0fda0271a8c2eea51d6a913d5d308415de597132ee2bd66.exe	28
PID 2932 wrote to memory of 2792	2932	9c762850f7c6268de0fda0271a8c2eea51d6a913d5d308415de597132ee2bd66.exe	28
PID 2788 wrote to memory of 2956	2788	svchost.exe	31
PID 2788 wrote to memory of 2956	2788	svchost.exe	31
PID 2788 wrote to memory of 2956	2788	svchost.exe	31
PID 2788 wrote to memory of 2956	2788	svchost.exe	31

C:\Users\Admin\AppData\Local\Temp\9c762850f7c6268de0fda0271a8c2eea51d6a913d5d308415de597132ee2bd66.exe
"C:\Users\Admin\AppData\Local\Temp\9c762850f7c6268de0fda0271a8c2eea51d6a913d5d308415de597132ee2bd66.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2932
- 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:2792

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:1220

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:2788
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\259399445.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2956

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
1.5MB

MD5
dbb12f3c0aabe1f6b1a07590759b4c78

SHA1
e5a68dec1f8c4404f460a32d14a315ab0861e180

SHA256
9c762850f7c6268de0fda0271a8c2eea51d6a913d5d308415de597132ee2bd66

SHA512
dd8e7b2d64d9a59330eb9383c1e8662a54abd1dc58a6689e26aa9192dff97b72b5e009707eb9f30a3a9d8cb8fe15cd1ba5dccbb11d6b8fb1adf5d1de286b2ef9

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

Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259399445.bat

Filesize
51KB

MD5
6695edce9df8bbc7f9b395132c2a3df3

SHA1
21d7dfed774ebb30887e4f04ca02eb87d9a4d807

SHA256
0a7bd4aab18edaabf2960ddf64705d6a818300da44ab8d616a227a7e7541e7aa

SHA512
03588ad74db421176cc76770c2b08205e04d489cf1023e62097413c5456342491005d5e9966cf4d1e07841545c7684a3f53cd5fc45dc11f278b25040e531a64a

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