gh0strat | 67135a3a62d198d93913f1339271eba468697bb9848d7971b2c704479cf2cefb

General

Target

67135a3a62d198d93913f1339271eba468697bb9848d7971b2c704479cf2cefb.exe
Size

207KB
MD5

9707616164d76d10b865f9927fbda739
SHA1

517ffc09fc482f459e3ce5d30b875f49a90b032f
SHA256

67135a3a62d198d93913f1339271eba468697bb9848d7971b2c704479cf2cefb
SHA512

80c43fa8208fc85db3e8baa66b6d5ce5dae9f144e385ca7a2d7ab72c321dddaed872af6c289f302cd2610c92c63395e1a72d2c0b5f269924871094dd3e41278d
SSDEEP

3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkTF:X2vnSwjaOcADw9cUeCOf

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
2436	soxdflm.exe

Executes dropped EXE 2 IoCs

pid	Process
2436	soxdflm.exe
2856	vlsegpa.exe

Loads dropped DLL 7 IoCs

pid	Process
3048	cmd.exe
3048	cmd.exe
2436	soxdflm.exe
2856	vlsegpa.exe
2856	vlsegpa.exe
2856	vlsegpa.exe
2856	vlsegpa.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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\Depend = "c:\\Program Files\\dvjzv\\vlsegpa.exe \"c:\\Program Files\\dvjzv\\vlsegpa.dll\",Compliance"	vlsegpa.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)	\??\y:	vlsegpa.exe
File opened (read-only)	\??\z:	vlsegpa.exe
File opened (read-only)	\??\a:	vlsegpa.exe
File opened (read-only)	\??\g:	vlsegpa.exe
File opened (read-only)	\??\k:	vlsegpa.exe
File opened (read-only)	\??\q:	vlsegpa.exe
File opened (read-only)	\??\v:	vlsegpa.exe
File opened (read-only)	\??\w:	vlsegpa.exe
File opened (read-only)	\??\o:	vlsegpa.exe
File opened (read-only)	\??\u:	vlsegpa.exe
File opened (read-only)	\??\b:	vlsegpa.exe
File opened (read-only)	\??\e:	vlsegpa.exe
File opened (read-only)	\??\h:	vlsegpa.exe
File opened (read-only)	\??\i:	vlsegpa.exe
File opened (read-only)	\??\j:	vlsegpa.exe
File opened (read-only)	\??\l:	vlsegpa.exe
File opened (read-only)	\??\n:	vlsegpa.exe
File opened (read-only)	\??\s:	vlsegpa.exe
File opened (read-only)	\??\m:	vlsegpa.exe
File opened (read-only)	\??\p:	vlsegpa.exe
File opened (read-only)	\??\r:	vlsegpa.exe
File opened (read-only)	\??\t:	vlsegpa.exe
File opened (read-only)	\??\x:	vlsegpa.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	vlsegpa.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\dvjzv	soxdflm.exe
File created	\??\c:\Program Files\dvjzv\vlsegpa.dll	soxdflm.exe
File created	\??\c:\Program Files\dvjzv\vlsegpa.exe	soxdflm.exe
File opened for modification	\??\c:\Program Files\dvjzv\vlsegpa.exe	soxdflm.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	67135a3a62d198d93913f1339271eba468697bb9848d7971b2c704479cf2cefb.exe
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	soxdflm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vlsegpa.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
3048	cmd.exe
2440	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	vlsegpa.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	vlsegpa.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2440	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2856	vlsegpa.exe
2856	vlsegpa.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2856	vlsegpa.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1720	67135a3a62d198d93913f1339271eba468697bb9848d7971b2c704479cf2cefb.exe
2436	soxdflm.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1720 wrote to memory of 3048	1720	67135a3a62d198d93913f1339271eba468697bb9848d7971b2c704479cf2cefb.exe	30
PID 1720 wrote to memory of 3048	1720	67135a3a62d198d93913f1339271eba468697bb9848d7971b2c704479cf2cefb.exe	30
PID 1720 wrote to memory of 3048	1720	67135a3a62d198d93913f1339271eba468697bb9848d7971b2c704479cf2cefb.exe	30
PID 1720 wrote to memory of 3048	1720	67135a3a62d198d93913f1339271eba468697bb9848d7971b2c704479cf2cefb.exe	30
PID 3048 wrote to memory of 2440	3048	cmd.exe	32
PID 3048 wrote to memory of 2440	3048	cmd.exe	32
PID 3048 wrote to memory of 2440	3048	cmd.exe	32
PID 3048 wrote to memory of 2440	3048	cmd.exe	32
PID 3048 wrote to memory of 2436	3048	cmd.exe	33
PID 3048 wrote to memory of 2436	3048	cmd.exe	33
PID 3048 wrote to memory of 2436	3048	cmd.exe	33
PID 3048 wrote to memory of 2436	3048	cmd.exe	33
PID 2436 wrote to memory of 2856	2436	soxdflm.exe	34
PID 2436 wrote to memory of 2856	2436	soxdflm.exe	34
PID 2436 wrote to memory of 2856	2436	soxdflm.exe	34
PID 2436 wrote to memory of 2856	2436	soxdflm.exe	34

C:\Users\Admin\AppData\Local\Temp\67135a3a62d198d93913f1339271eba468697bb9848d7971b2c704479cf2cefb.exe
"C:\Users\Admin\AppData\Local\Temp\67135a3a62d198d93913f1339271eba468697bb9848d7971b2c704479cf2cefb.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1720
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\soxdflm.exe "C:\Users\Admin\AppData\Local\Temp\67135a3a62d198d93913f1339271eba468697bb9848d7971b2c704479cf2cefb.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3048
- - 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:2440
- - C:\Users\Admin\AppData\Local\Temp\soxdflm.exe
    C:\Users\Admin\AppData\Local\Temp\\soxdflm.exe "C:\Users\Admin\AppData\Local\Temp\67135a3a62d198d93913f1339271eba468697bb9848d7971b2c704479cf2cefb.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2436
  - - \??\c:\Program Files\dvjzv\vlsegpa.exe
      "c:\Program Files\dvjzv\vlsegpa.exe" "c:\Program Files\dvjzv\vlsegpa.dll",Compliance C:\Users\Admin\AppData\Local\Temp\soxdflm.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:2856

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\dvjzv\vlsegpa.dll

Filesize
141KB

MD5
70f7e28f43fd92219490d326213f05d7

SHA1
32d04735c26aae6aed955699ca13016a4d7e446a

SHA256
00642fffcd6df2ecd239beef1a265b7d2e1de9c04a5e918e21e4450c78b6181b

SHA512
2d6070e3e4b5cb3a053308beb96c59160ff2df6c9b008089b4a8dc6d93762aff37b7222aa262f1a48e7ab6653981dd511ce4700314c4d1314fdffe728857a933

Download Submit
\Program Files\dvjzv\vlsegpa.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

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

Filesize
207KB

MD5
9ae0282e9fe9710f56fae433e8a67efa

SHA1
c7362da935a9375e439f1945f6bd3bdd97ba4064

SHA256
894f0072908f95b131acb602df24c31f2508660479a2afd7cfbd0ad9db53ffe1

SHA512
8cbe4c06f1954cd48735453942d9a1ed33c2470bf6bda87482cc80ae79ad50d68ea2de82cd5c1cef875ba0365b0800c2901dd5a3fd0f96876a82970fd452cc26

Download Submit
memory/1720-0-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/1720-2-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/1720-1-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/1720-4-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2436-11-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2436-12-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2436-10-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2436-20-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2856-24-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/2856-28-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/2856-29-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/2856-30-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/2856-33-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/3048-6-0x0000000000310000-0x000000000035A000-memory.dmp

Filesize
296KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads