gh0strat | 259050ebd3da9642b6e9a26d157f1a40ce133c0f433c19f30e5b34bfb8227ee8

General

Target

259050ebd3da9642b6e9a26d157f1a40ce133c0f433c19f30e5b34bfb8227ee8.exe
Size

206KB
MD5

82c28618b901e2b1c14fc8dbecd5011e
SHA1

1cfecdad59a26c6a8c44d2c81ac4907764385ef9
SHA256

259050ebd3da9642b6e9a26d157f1a40ce133c0f433c19f30e5b34bfb8227ee8
SHA512

b6c177d5146b9a388f2d356d3ccbd460877c0cd1fb7984d31c073d6fc3f14971d40174bf66b43046def43912d89ee4c8e121f8b98c3a58215ff5abd32d2c4736
SSDEEP

3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkTF9:X2vnSwjaOcADw9cUeCOf9

Score

10^/10

gh0strat bootkit discovery persistence rat spyware stealer

Malware Config

Extracted

Family

gh0strat

C2

107.163.241.193:6520

http://107.163.241.181:16300/

http://107.163.241.182:12354/login.php

Attributes

user_agent
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C))

Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0)

Signatures

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

Deletes itself 1 IoCs

pid	Process
1848	sltbl.exe

Executes dropped EXE 2 IoCs

pid	Process
1848	sltbl.exe
4688	tdv.exe

Loads dropped DLL 1 IoCs

pid	Process
4688	tdv.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-100612193-3312047696-905266872-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Depend = "c:\\Program Files\\rhpwh\\tdv.exe \"c:\\Program Files\\rhpwh\\tdvqi.dll\",Compliance"	tdv.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\n:	tdv.exe
File opened (read-only)	\??\p:	tdv.exe
File opened (read-only)	\??\t:	tdv.exe
File opened (read-only)	\??\r:	tdv.exe
File opened (read-only)	\??\s:	tdv.exe
File opened (read-only)	\??\u:	tdv.exe
File opened (read-only)	\??\w:	tdv.exe
File opened (read-only)	\??\z:	tdv.exe
File opened (read-only)	\??\a:	tdv.exe
File opened (read-only)	\??\b:	tdv.exe
File opened (read-only)	\??\h:	tdv.exe
File opened (read-only)	\??\j:	tdv.exe
File opened (read-only)	\??\l:	tdv.exe
File opened (read-only)	\??\o:	tdv.exe
File opened (read-only)	\??\q:	tdv.exe
File opened (read-only)	\??\v:	tdv.exe
File opened (read-only)	\??\x:	tdv.exe
File opened (read-only)	\??\y:	tdv.exe
File opened (read-only)	\??\e:	tdv.exe
File opened (read-only)	\??\g:	tdv.exe
File opened (read-only)	\??\i:	tdv.exe
File opened (read-only)	\??\k:	tdv.exe
File opened (read-only)	\??\m:	tdv.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PHYSICALDRIVE0	tdv.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\rhpwh\tdv.exe	sltbl.exe
File opened for modification	\??\c:\Program Files\rhpwh	sltbl.exe
File created	\??\c:\Program Files\rhpwh\tdvqi.dll	sltbl.exe
File created	\??\c:\Program Files\rhpwh\tdv.exe	sltbl.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sltbl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tdv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	259050ebd3da9642b6e9a26d157f1a40ce133c0f433c19f30e5b34bfb8227ee8.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3816	cmd.exe
4772	PING.EXE

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	tdv.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	tdv.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4772	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4688	tdv.exe
4688	tdv.exe
4688	tdv.exe
4688	tdv.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4688	tdv.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
544	259050ebd3da9642b6e9a26d157f1a40ce133c0f433c19f30e5b34bfb8227ee8.exe
1848	sltbl.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 544 wrote to memory of 3816	544	259050ebd3da9642b6e9a26d157f1a40ce133c0f433c19f30e5b34bfb8227ee8.exe	85
PID 544 wrote to memory of 3816	544	259050ebd3da9642b6e9a26d157f1a40ce133c0f433c19f30e5b34bfb8227ee8.exe	85
PID 544 wrote to memory of 3816	544	259050ebd3da9642b6e9a26d157f1a40ce133c0f433c19f30e5b34bfb8227ee8.exe	85
PID 3816 wrote to memory of 4772	3816	cmd.exe	87
PID 3816 wrote to memory of 4772	3816	cmd.exe	87
PID 3816 wrote to memory of 4772	3816	cmd.exe	87
PID 3816 wrote to memory of 1848	3816	cmd.exe	93
PID 3816 wrote to memory of 1848	3816	cmd.exe	93
PID 3816 wrote to memory of 1848	3816	cmd.exe	93
PID 1848 wrote to memory of 4688	1848	sltbl.exe	94
PID 1848 wrote to memory of 4688	1848	sltbl.exe	94
PID 1848 wrote to memory of 4688	1848	sltbl.exe	94

C:\Users\Admin\AppData\Local\Temp\259050ebd3da9642b6e9a26d157f1a40ce133c0f433c19f30e5b34bfb8227ee8.exe
"C:\Users\Admin\AppData\Local\Temp\259050ebd3da9642b6e9a26d157f1a40ce133c0f433c19f30e5b34bfb8227ee8.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:544
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\sltbl.exe "C:\Users\Admin\AppData\Local\Temp\259050ebd3da9642b6e9a26d157f1a40ce133c0f433c19f30e5b34bfb8227ee8.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3816
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:4772
- - C:\Users\Admin\AppData\Local\Temp\sltbl.exe
    C:\Users\Admin\AppData\Local\Temp\\sltbl.exe "C:\Users\Admin\AppData\Local\Temp\259050ebd3da9642b6e9a26d157f1a40ce133c0f433c19f30e5b34bfb8227ee8.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1848
  - - \??\c:\Program Files\rhpwh\tdv.exe
      "c:\Program Files\rhpwh\tdv.exe" "c:\Program Files\rhpwh\tdvqi.dll",Compliance C:\Users\Admin\AppData\Local\Temp\sltbl.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Adds Run key to start application
      Enumerates connected drives
      Writes to the Master Boot Record (MBR)
      System Location Discovery: System Language Discovery
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4688

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

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files\rhpwh\tdv.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
C:\Program Files\rhpwh\tdvqi.dll

Filesize
141KB

MD5
8a8e001fb85b536c8f12386483a13b03

SHA1
d758dc32b7d47f64668c411e20876d9844461f50

SHA256
09ea0a55ab69e59d80aa9e344e879d93ee3256c8c82d7e9003be625b70e9e08d

SHA512
6aaf04c3478129962652e7ab2e0ae786ba32f7ae864c680b385b3e5066bccacfb147b25cf518f10ae59708be7572e28932e5a7299de0d5799b59842e386882b2

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

Filesize
207KB

MD5
5f7dde56b6c6d2ad725fcac0026ea0e8

SHA1
66b8570298e4227e32688c6a8e7b3dea8182cd0c

SHA256
46ff5bbb01a0e362a2aae6c6eef7ca89a35b5baf870b6fcf866a1ae7d94f572b

SHA512
da96caff11d283da19780a27ee88fc2aff2d014627fd44a57b4ff78546f843f3bbf0fc9520dff792b0dab9ef02a3e221e49b476e48a76ee8148c395124568964

Download Submit
memory/544-2-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/544-1-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/544-4-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/544-0-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/1848-9-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/1848-15-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/1848-8-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/4688-19-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/4688-20-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/4688-21-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/4688-24-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads