gh0strat | 84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee

General

Target

84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe
Size

4.8MB
MD5

f379e23fdf5a4cd4c9db3c4dfcc19eec
SHA1

2a48345da76480fd69fc0900acefeb66db4c48bc
SHA256

84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee
SHA512

9e341afb18dcdea52069c885e1c42c63a95874b1e744ba9c30941edf84cdcd3a4adf75871d00962e72720e4dda6345724f1fb5c5b34ae3d42ad578a516424f58
SSDEEP

49152:kYREXSVMDi3UXipThIbXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8b8ITDG:d2SVMD8UkhIbXsPN5kiQaZ56

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/files/0x0036000000014335-6.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

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\\259396450.bat"	look2.exe

Executes dropped EXE 3 IoCs

pid	Process
2668	look2.exe
2708	HD_84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe
2720	svchcst.exe

Loads dropped DLL 6 IoCs

pid	Process
2084	84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe
2668	look2.exe
2240	svchost.exe
2084	84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe
2240	svchost.exe
2720	svchcst.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259396450.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\Reader 9.0\Reader\AcroRd32.exe	84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2084	84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2084	84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe
2084	84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2668	2084	84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe	28
PID 2084 wrote to memory of 2668	2084	84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe	28
PID 2084 wrote to memory of 2668	2084	84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe	28
PID 2084 wrote to memory of 2668	2084	84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe	28
PID 2084 wrote to memory of 2708	2084	84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe	31
PID 2084 wrote to memory of 2708	2084	84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe	31
PID 2084 wrote to memory of 2708	2084	84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe	31
PID 2084 wrote to memory of 2708	2084	84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe	31
PID 2240 wrote to memory of 2720	2240	svchost.exe	32
PID 2240 wrote to memory of 2720	2240	svchost.exe	32
PID 2240 wrote to memory of 2720	2240	svchost.exe	32
PID 2240 wrote to memory of 2720	2240	svchost.exe	32

C:\Users\Admin\AppData\Local\Temp\84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe
"C:\Users\Admin\AppData\Local\Temp\84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2084
- 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
  PID:2668
- C:\Users\Admin\AppData\Local\Temp\HD_84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe
  C:\Users\Admin\AppData\Local\Temp\HD_84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe
  2⤵
  - Executes dropped EXE
  PID:2708

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2344

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:2240
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\259396450.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2720

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
1.8MB

MD5
9502ec16b8dec9a7c8527b618dd5becc

SHA1
f63bd9e3dd3628c3b115e2eb13325ce0f53864c1

SHA256
3ac6e1eb7e77993c43c9a4f5de0234cef75c0622032d8c9953f33f4deaa77b85

SHA512
8cd7b273a162be00b9a49807ff133dda779eec32dc0accca80de032f5355970f5525116556eb1fe9b6287a1aec037e0ecf32c6d32cb6e45b4d4370c149250b11

Download Submit
\Users\Admin\AppData\Local\Temp\HD_84fe6ff652e079ae7278a707268163db03d90c46f3c209b72315b380d0a283ee.exe

Filesize
3.1MB

MD5
fb083acd60fe5c3156dc25442be815e3

SHA1
61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

SHA256
f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

SHA512
7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

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

Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259396450.bat

Filesize
51KB

MD5
44b9ac650e168f618a02db8caba7bd42

SHA1
da69a34c636e200f11ccb856a4117f7918879a85

SHA256
586fa6792b6cbb94d16979d14d3c27f04905f294db33d9e5c2ae240d1afa2540

SHA512
7d3ca8b0eedce23465805c4a43d4a08914f7e1d673eb93ff978c43c290ee1e5f4bd6fb3d9f7795750470e75fedcf61682ea79c725048f593e9b1f01da5ef8955

Download Submit
\Windows\SysWOW64\svchcst.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit

Analysis

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