gh0strat | ab180546c31605b18efd785ed1b5d178a4dcaf1555ed5777afb0383bb488eeac

General

Target

ab180546c31605b18efd785ed1b5d178a4dcaf1555ed5777afb0383bb488eeac.exe
Size

1.2MB
MD5

1e41a9f4bd6d649c6eae25a4e9839fa4
SHA1

93d400f549579b23f06cd4b18b41cec985f64142
SHA256

ab180546c31605b18efd785ed1b5d178a4dcaf1555ed5777afb0383bb488eeac
SHA512

eab96b6fe8b458fe739cd1ff31f69db1eaa6e6954d1fd8bdeedd3a82e6f05c1304a0d2ae13df465ba413914576fc045ee08c160905230e195dd14f527574c390
SSDEEP

24576:WYFbkIsaPiXSVnC7Yp9zkNmZG8RRlnwyzL:WYREXSVMDi3D

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/files/0x000c000000015c5b-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\\259411800.bat"	look2.exe

Executes dropped EXE 2 IoCs

pid	Process
2368	look2.exe
2600	svchcst.exe

Loads dropped DLL 5 IoCs

pid	Process
2248	ab180546c31605b18efd785ed1b5d178a4dcaf1555ed5777afb0383bb488eeac.exe
2368	look2.exe
2900	svchost.exe
2900	svchost.exe
2600	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\259411800.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	ab180546c31605b18efd785ed1b5d178a4dcaf1555ed5777afb0383bb488eeac.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
2248	ab180546c31605b18efd785ed1b5d178a4dcaf1555ed5777afb0383bb488eeac.exe
2248	ab180546c31605b18efd785ed1b5d178a4dcaf1555ed5777afb0383bb488eeac.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 2368	2248	ab180546c31605b18efd785ed1b5d178a4dcaf1555ed5777afb0383bb488eeac.exe	28
PID 2248 wrote to memory of 2368	2248	ab180546c31605b18efd785ed1b5d178a4dcaf1555ed5777afb0383bb488eeac.exe	28
PID 2248 wrote to memory of 2368	2248	ab180546c31605b18efd785ed1b5d178a4dcaf1555ed5777afb0383bb488eeac.exe	28
PID 2248 wrote to memory of 2368	2248	ab180546c31605b18efd785ed1b5d178a4dcaf1555ed5777afb0383bb488eeac.exe	28
PID 2900 wrote to memory of 2600	2900	svchost.exe	31
PID 2900 wrote to memory of 2600	2900	svchost.exe	31
PID 2900 wrote to memory of 2600	2900	svchost.exe	31
PID 2900 wrote to memory of 2600	2900	svchost.exe	31

C:\Users\Admin\AppData\Local\Temp\ab180546c31605b18efd785ed1b5d178a4dcaf1555ed5777afb0383bb488eeac.exe
"C:\Users\Admin\AppData\Local\Temp\ab180546c31605b18efd785ed1b5d178a4dcaf1555ed5777afb0383bb488eeac.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2248
- 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:2368

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2868

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:2900
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\259411800.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2600

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
305KB

MD5
2df39a0e8e94b8d63da2794e04037247

SHA1
229d5bd640c0c29bb7d02f03507eb5e0a7475fe8

SHA256
b17f03080f3f336dc6a7c7e4fa3998bf3c62b1994d3b0ba2c81f069c31f59cff

SHA512
664071c3a34f889d928320a9bae9c2d1c1a2c72170b52aa14ee4ad71d6ca1dc2922e2f60120a8921d164c56e297528f4c52fe04245f2fea33a706f4213b44f38

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

Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259411800.bat

Filesize
51KB

MD5
f2e3fd87f4645c53bb4309b7e0c329a3

SHA1
264b09c01f39de8e7c303e6d1bb605d9386ed94a

SHA256
afdd897acbecf9285a436578a4300e4bf7f52de8622bfd6b47f70f3d4b268fe4

SHA512
f78b17d90390fb4906c136bc59ad1f46a174032ca721f75599524ccc6e89561809865f57dc02d9e83173a411d836fa8e5878fcbc7750637082dcf6e8f281850f

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