gh0strat | 9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42

General

Target

9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe
Size

4.5MB
MD5

6579974b8f04e2c1e48b80b0b37c42ab
SHA1

8a6a16aa6a2a78f052559e64a8a5598326fba9d1
SHA256

9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42
SHA512

27be562d77ace8dc786110aa9a02dce7f8d760840f4e27dd2015bdcc9a051cb2eb7f0bd8aae80b9bbcde6c6fe984c8a93241de8df7930a5f9c59529e786f9d48
SSDEEP

49152:ZYREXSVMDi3pbXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8b8ITDnl27PLn:G2SVMD8pbXsPN5kiQaZ56

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/files/0x000b000000014221-6.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\\259412346.bat"	look2.exe

Executes dropped EXE 3 IoCs

pid	Process
2120	look2.exe
2632	HD_9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe
2424	svchcst.exe

Loads dropped DLL 6 IoCs

pid	Process
1740	9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe
2120	look2.exe
3028	svchost.exe
1740	9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe
3028	svchost.exe
2424	svchcst.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259412346.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	9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.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
1740	9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1740	9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe
1740	9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 2120	1740	9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe	28
PID 1740 wrote to memory of 2120	1740	9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe	28
PID 1740 wrote to memory of 2120	1740	9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe	28
PID 1740 wrote to memory of 2120	1740	9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe	28
PID 1740 wrote to memory of 2632	1740	9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe	31
PID 1740 wrote to memory of 2632	1740	9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe	31
PID 1740 wrote to memory of 2632	1740	9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe	31
PID 1740 wrote to memory of 2632	1740	9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe	31
PID 3028 wrote to memory of 2424	3028	svchost.exe	32
PID 3028 wrote to memory of 2424	3028	svchost.exe	32
PID 3028 wrote to memory of 2424	3028	svchost.exe	32
PID 3028 wrote to memory of 2424	3028	svchost.exe	32

C:\Users\Admin\AppData\Local\Temp\9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe
"C:\Users\Admin\AppData\Local\Temp\9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1740
- 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:2120
- C:\Users\Admin\AppData\Local\Temp\HD_9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe
  C:\Users\Admin\AppData\Local\Temp\HD_9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.exe
  2⤵
  - Executes dropped EXE
  PID:2632

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2492

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:3028
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\259412346.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2424

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
ea0ee6b35485d188d228e51a157ed651

SHA1
ad0c5846add01410f217b5b782d6949885565cb3

SHA256
93698bbe3979e18cd919367f6d7059aa312243e047059cfa3a2bddd8039270f9

SHA512
11a655f670eea96b395544acd338f616696655fd8dbeee076a33314ff961025b6f8fe3b765d8531ee2b45ec24dab0981790f6231c3dd39f8c301ba4f3b32d56d

Download Submit
\Users\Admin\AppData\Local\Temp\HD_9f2a4a17e023e935be15638508a844de333e40c3a9a22cbd2f75de9bb6205a42.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\259412346.bat

Filesize
51KB

MD5
5b42c4e359e04cd76adfb4d0f9e1a513

SHA1
5bd3626cf7724842d5d770c08cecd36e47035f19

SHA256
a078a2b5abeb6d9f09bd5b246791273fb02f114404dba6895f78c3175209440a

SHA512
2eb4b856905b304b6715965e784fe991bcad08771a41d4fe23d2cc29258678c23d1c53b5dddb54075061819ffa966ffc6e01d76208b78d81024bc2c8d292a23d

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