gh0strat | 705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8

General

Target
705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe
Size 1.6MB
Sample260420-lc4sfset7n
SHA256 705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8
MD5 34aeb9b6be92299b175c41944833663c
SHA1 230677778d109c385f5178fb8914109b1fce22b7
SHA512 d4b0619e149862ba6edbc5f46dd7174183df1da9aaca66691330be2024cc7c19efe891614b70182f99d98fd3e6365aad930eb0c24fd7445154550d9242682dd4
SSDEEP 24576:lYFbkIsaPiXSVnC7Yp9zkNmZG8RRlnxyzHeIb/xBxllcW:lYREXSVMDi3qPb/xBxlv
TLSH
T1A175BF27FB5280F1C5559130C8E617B2D776BE640F228B8B6359FE2D3D32181BD3A266
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery gh0strat persistence rat

Malware Config

Signatures

Family: 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

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/files/0x0008000000024455-5.dat	family_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\\240656156.bat"	look2.exe

Executes dropped EXE 3 IoCs

pid	Process
3936	look2.exe
2036	HD_705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe
3460	svchcst.exe

Loads dropped DLL 3 IoCs

pid	Process
3936	look2.exe
4176	svchost.exe
3460	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\240656156.bat	look2.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	look2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchcst.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1648	705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe
1648	705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1648	705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe
1648	705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 3936	1648	705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe	85
PID 1648 wrote to memory of 2036	1648	705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe	88
PID 4176 wrote to memory of 3460	4176	svchost.exe	91

C:\Users\Admin\AppData\Local\Temp\705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe
"C:\Users\Admin\AppData\Local\Temp\705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1648
- 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
  - System Location Discovery: System Language Discovery
  PID:3936
- C:\Users\Admin\AppData\Local\Temp\HD_705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe
  C:\Users\Admin\AppData\Local\Temp\HD_705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe
  2⤵
  - Executes dropped EXE
  PID:2036

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:1464

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4176
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\240656156.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3460

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k "svchcst"
1⤵
PID:2240

Network

MITRE ATT&CK Enterprise v16

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

HD_705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe

Path C:\Users\Admin\AppData\Local\Temp\HD_705d5fc2cf052bb8da78f1308058fc65e8e671f8cb6c24c4bf7e3db4684a9cd8.exe
Size 375KB
SHA256 8fae45d60c8042b8382f9189b75013a3ac6e757a145d910da5baef7e1be2dedf
MD5 663129f5f5eae3c6a62893e4ee9e2616
SHA1 60c2303e5e02adfe9e566eb8217ab01e143988ff
SHA512 47442b4a275100aed1be9dccf1eaf19e82a14c940b567a1375f4db1fb5e78d99ce956e4a5306d437ad225c3e99f2f04b0bf0c316cec54f5596a7ad186dbb940f
SSDEEP 6144:W1zvVxAVZjjDd2dkYtGLKmKe6oquyj8jQ2lZF5bHvFdc5PjIXjWXqZir034UVyw3:W1zvVWVNjg602hTvUm
TLSH
T1A584397BFB1561E2C155E278C6E20681D373B0B54F269BEB121ADA2E3E331C1BD38585
MD5 SHA1 SHA512 SSDEEP TLSH

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HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 1.2MB
SHA256 7e5142bbcc3a0c2316facb70c2af2fe9af59c409f2144c0c0185eb9c2737a095
MD5 e512d0c19d7a4558d7ea7a3fa6cf6e96
SHA1 521f9e32f2238ca34025add41eea4713e026a060
SHA512 93f117eb971e4b024fb2555e05666a8705a4b044403225269f7617ed96406f79673295f510183b773b57a2408318f4fd7dddd4e5328e2802dd0cadd3a1a0bf44
SSDEEP 24576:lYFbkIsaPiXSVnC7Yp9zkNmZG8RRlnxyzHeIb/xBxlA:lYREXSVMDi3qPb/xBxlA
TLSH
T18845C017BE92C4F1C94515308CA76B76D6759F540F22CB8BA398FE2C7D32141A63B23A
MD5 SHA1 SHA512 SSDEEP TLSH

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look2.exe

Path C:\Users\Admin\AppData\Local\Temp\look2.exe
Size 337KB
SHA256 86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857
MD5 2f3b6f16e33e28ad75f3fdaef2567807
SHA1 85e907340faf1edfc9210db85a04abd43d21b741
SHA512 db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4
SSDEEP 6144:8IXwWcHnNmZEvB7csAPRZyfQjCfA3lMXm4Y+5bFnWBFopJOU:8IXwDNmZEvJcscRZzjCI1O5W
TLSH
T1B474BF137FE4C8B6C59351324EE25F7AA1F6FE902E224A4333956F0CDD32691963A316
MD5 SHA1 SHA512 SSDEEP TLSH

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240656156.bat

Path C:\Windows\SysWOW64\240656156.bat
Size 51KB
SHA256 58664e475834112a28d9d1bf598ff2512b43bfd24deb02d7a790fa5ecbc9bd74
MD5 2ca6f9239dc881b6ea549a522f8ecc9a
SHA1 df6d3afd1ecfb26becc4395a13e1587cfecd51ff
SHA512 d94548466e8a50932b890fe5fbf06b1c7fdf5423fb0bd7495ce88ddfb8c1314178405133fcc2e3cd0ae1529fd4bf4acf9d81ba4132afcf5d3f25ff3c68e11678
SSDEEP 1536:1WmqoiBMNbMWtYNif/n9S91BF3frnoLrJYH5:1dWubF3n9S91BF3fboXJYH5
TLSH
T1D5334A02EE8D88F5F145177038AA33B6953ABDE036996A931F53DDA5C87B370F12D242
MD5 SHA1 SHA512 SSDEEP TLSH

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svchcst.exe

Path C:\Windows\SysWOW64\svchcst.exe
Size 60KB
SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
MD5 889b99c52a60dd49227c5e485a016679
SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
TLSH
T127532AC2FA00C171D4A7563019778F1A5766AC13DB728ACB94B0B4A41EB3291AD3E5FF
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads