gh0strat | f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0

General

Target

f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.exe
Size

1.3MB
MD5

647c2f4363d8d4f2c092b2dff06aa350
SHA1

7d5ba45ac89ac87c5db505fccdaa324a4e99e3ee
SHA256

f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0
SHA512

91cc12293f6c76cc705fa4f37c148100502986384441bc4fea2585ab8614845817a463478fc2b470f81ff5154172ac3385e1413d815eda8340af1aa484fe5dac
SSDEEP

24576:IYFbkIsaPiXSVnC7Yp9zkNmZG8RRln2yzfx9:IYREXSVMDi3Rx9

Score

10^/10

gh0strat discovery persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259437150.bat	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
Gh0strat family
gh0strat

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

Processes:

look2.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\svchcst\Parameters\ServiceDll = "C:\\Windows\\system32\\259437150.bat"	look2.exe

Executes dropped EXE 2 IoCs

Processes:

look2.exesvchcst.exe

pid process

1736 look2.exe
2764 svchcst.exe
Loads dropped DLL 5 IoCs

Processes:

f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.exelook2.exesvchost.exesvchcst.exe

pid process

1908 f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.exe
1736 look2.exe
1496 svchost.exe
1496 svchost.exe
2764 svchcst.exe

pid	process
1736	look2.exe
2764	svchcst.exe

Drops file in System32 directory 4 IoCs

Processes:

look2.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259437150.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

Processes:

f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.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

Processes:

f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.exelook2.exesvchost.exesvchcst.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.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 use of SetWindowsHookEx 2 IoCs

Processes:

f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.exe

pid	process
1908	f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.exe
1908	f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.exesvchost.exe

description	pid	process	target process
PID 1908 wrote to memory of 1736	1908	f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.exe	look2.exe
PID 1908 wrote to memory of 1736	1908	f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.exe	look2.exe
PID 1908 wrote to memory of 1736	1908	f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.exe	look2.exe
PID 1908 wrote to memory of 1736	1908	f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.exe	look2.exe
PID 1496 wrote to memory of 2764	1496	svchost.exe	svchcst.exe
PID 1496 wrote to memory of 2764	1496	svchost.exe	svchcst.exe
PID 1496 wrote to memory of 2764	1496	svchost.exe	svchcst.exe
PID 1496 wrote to memory of 2764	1496	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.exe
"C:\Users\Admin\AppData\Local\Temp\f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1908
- 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:1736

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:1976

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:1496
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\259437150.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2764

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
1.3MB

MD5
647c2f4363d8d4f2c092b2dff06aa350

SHA1
7d5ba45ac89ac87c5db505fccdaa324a4e99e3ee

SHA256
f14f9c2f1c7cc9ec5450a851b54d0c186b4b164cd48cb7daa3bcea71ab2ceab0

SHA512
91cc12293f6c76cc705fa4f37c148100502986384441bc4fea2585ab8614845817a463478fc2b470f81ff5154172ac3385e1413d815eda8340af1aa484fe5dac

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

Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259437150.bat

Filesize
51KB

MD5
cbc5e383fc4cd4fb83aee31ba17fcedb

SHA1
bc505918727e074af80166464678c53b27897fe3

SHA256
ca3ef36907e9c578ad74efa241350d6f6eface6af4ddab619cb88d6d8aa74ee6

SHA512
b0bef04b0473bb3b79e712e9f5adcc146841bccf93ca41f72b005b918016a8ef7a7141d30ba4932f37a41fce2d5ccfc1dbcd1c49a7f163755797a6ecbe18df68

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

Replay Monitor

Loading Replay Monitor...

Downloads