gh0strat | 0659318410f016b66ef3ffae2335b493b91c558d80fb0b74d04044f829a0ac3c

General

Target

0659318410f016b66ef3ffae2335b493b91c558d80fb0b74d04044f829a0ac3c.exe
Size

1.5MB
MD5

bae9244f1337506561ef0a82f4898591
SHA1

d747387c3a2e80d04df9fe11df6f91d742d1e181
SHA256

0659318410f016b66ef3ffae2335b493b91c558d80fb0b74d04044f829a0ac3c
SHA512

e104ce7b83c1567a839e9a6f954fe9093536a3125e4579b4ba357c1611e86f383c3da761e69ac9eb6fc0dce2c104b053d6e7dcdcec28c724f056bbbe3749f584
SSDEEP

24576:YYFbkIsaPiXSVnC7Yp9zkNmZG8RRlnByzmXQk3I:YYREXSVMDi3ak4

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/files/0x00280000000167db-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\\259429179.bat"	look2.exe

Executes dropped EXE 2 IoCs

pid	Process
2820	look2.exe
2528	svchcst.exe

Loads dropped DLL 5 IoCs

pid	Process
1772	0659318410f016b66ef3ffae2335b493b91c558d80fb0b74d04044f829a0ac3c.exe
2820	look2.exe
2768	svchost.exe
2768	svchost.exe
2528	svchcst.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259429179.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
1772	0659318410f016b66ef3ffae2335b493b91c558d80fb0b74d04044f829a0ac3c.exe
1772	0659318410f016b66ef3ffae2335b493b91c558d80fb0b74d04044f829a0ac3c.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1772 wrote to memory of 2820	1772	0659318410f016b66ef3ffae2335b493b91c558d80fb0b74d04044f829a0ac3c.exe	28
PID 1772 wrote to memory of 2820	1772	0659318410f016b66ef3ffae2335b493b91c558d80fb0b74d04044f829a0ac3c.exe	28
PID 1772 wrote to memory of 2820	1772	0659318410f016b66ef3ffae2335b493b91c558d80fb0b74d04044f829a0ac3c.exe	28
PID 1772 wrote to memory of 2820	1772	0659318410f016b66ef3ffae2335b493b91c558d80fb0b74d04044f829a0ac3c.exe	28
PID 2768 wrote to memory of 2528	2768	svchost.exe	31
PID 2768 wrote to memory of 2528	2768	svchost.exe	31
PID 2768 wrote to memory of 2528	2768	svchost.exe	31
PID 2768 wrote to memory of 2528	2768	svchost.exe	31

C:\Users\Admin\AppData\Local\Temp\0659318410f016b66ef3ffae2335b493b91c558d80fb0b74d04044f829a0ac3c.exe
"C:\Users\Admin\AppData\Local\Temp\0659318410f016b66ef3ffae2335b493b91c558d80fb0b74d04044f829a0ac3c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1772
- 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:2820

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2892

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:2768
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\259429179.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2528

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\259429179.bat

Filesize
51KB

MD5
bef739f76488a940f92ce47cd1d4ecf7

SHA1
41306eb69efab6a6cac4f8e8e28a12ea7265c7e9

SHA256
d2dd8de1a831f8a6ecc4ab759c7eb0fb221e19b1893e3cfcaf08a5d32d4f7300

SHA512
8207da59ff46d13484f24698a98ace4668b27717f8c41af710886ad88756cc98b89b3a35bee7089a733de6da492be42c53a40760510bddf09f1f63ef774065c3

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