gh0strat | e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53

General

Target

e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53.exe
Size

206KB
MD5

0c10ab495d4340cf741b252f3611f80b
SHA1

d15bbf0dd3c46574d2bea324dc03298821ec0c94
SHA256

e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53
SHA512

cb880514061b5f98be294ada73c8898868061d7235b748704a0022ef3f9036ce4ab859f387737c1287e88322ad6505fea1e866c29dad0c80d01e4aee5d8cea3f
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
4720	jkbps.exe

Executes dropped EXE 2 IoCs

pid	Process
4720	jkbps.exe
3356	jgb.exe

Loads dropped DLL 1 IoCs

pid	Process
3356	jgb.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\\mbxyv\\jgb.exe \"c:\\Program Files\\mbxyv\\jgbug.dll\",Compliance"	jgb.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)	\??\a:	jgb.exe
File opened (read-only)	\??\k:	jgb.exe
File opened (read-only)	\??\q:	jgb.exe
File opened (read-only)	\??\e:	jgb.exe
File opened (read-only)	\??\l:	jgb.exe
File opened (read-only)	\??\o:	jgb.exe
File opened (read-only)	\??\r:	jgb.exe
File opened (read-only)	\??\t:	jgb.exe
File opened (read-only)	\??\b:	jgb.exe
File opened (read-only)	\??\g:	jgb.exe
File opened (read-only)	\??\i:	jgb.exe
File opened (read-only)	\??\j:	jgb.exe
File opened (read-only)	\??\m:	jgb.exe
File opened (read-only)	\??\u:	jgb.exe
File opened (read-only)	\??\v:	jgb.exe
File opened (read-only)	\??\y:	jgb.exe
File opened (read-only)	\??\h:	jgb.exe
File opened (read-only)	\??\n:	jgb.exe
File opened (read-only)	\??\p:	jgb.exe
File opened (read-only)	\??\s:	jgb.exe
File opened (read-only)	\??\w:	jgb.exe
File opened (read-only)	\??\x:	jgb.exe
File opened (read-only)	\??\z:	jgb.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	jgb.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\mbxyv	jkbps.exe
File created	\??\c:\Program Files\mbxyv\jgbug.dll	jkbps.exe
File created	\??\c:\Program Files\mbxyv\jgb.exe	jkbps.exe
File opened for modification	\??\c:\Program Files\mbxyv\jgb.exe	jkbps.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	jgb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53.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	jkbps.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
2352	cmd.exe
1812	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 opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	jgb.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	jgb.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1812	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3356	jgb.exe
3356	jgb.exe
3356	jgb.exe
3356	jgb.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3356	jgb.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2712	e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53.exe
4720	jkbps.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2712 wrote to memory of 2352	2712	e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53.exe	85
PID 2712 wrote to memory of 2352	2712	e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53.exe	85
PID 2712 wrote to memory of 2352	2712	e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53.exe	85
PID 2352 wrote to memory of 1812	2352	cmd.exe	87
PID 2352 wrote to memory of 1812	2352	cmd.exe	87
PID 2352 wrote to memory of 1812	2352	cmd.exe	87
PID 2352 wrote to memory of 4720	2352	cmd.exe	91
PID 2352 wrote to memory of 4720	2352	cmd.exe	91
PID 2352 wrote to memory of 4720	2352	cmd.exe	91
PID 4720 wrote to memory of 3356	4720	jkbps.exe	92
PID 4720 wrote to memory of 3356	4720	jkbps.exe	92
PID 4720 wrote to memory of 3356	4720	jkbps.exe	92

C:\Users\Admin\AppData\Local\Temp\e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53.exe
"C:\Users\Admin\AppData\Local\Temp\e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2712
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\jkbps.exe "C:\Users\Admin\AppData\Local\Temp\e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2352
- - 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:1812
- - C:\Users\Admin\AppData\Local\Temp\jkbps.exe
    C:\Users\Admin\AppData\Local\Temp\\jkbps.exe "C:\Users\Admin\AppData\Local\Temp\e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53.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:4720
  - - \??\c:\Program Files\mbxyv\jgb.exe
      "c:\Program Files\mbxyv\jgb.exe" "c:\Program Files\mbxyv\jgbug.dll",Compliance C:\Users\Admin\AppData\Local\Temp\jkbps.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:3356

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Program Files\mbxyv\jgb.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

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

Filesize
207KB

MD5
ad82ed718712f7556ec1b62e752d949a

SHA1
a57405833ccfb8b80a0ce348c4f7439f59ed5e99

SHA256
08e51fc895c80ad12a9d763342746012508e6c7e648cd947f8447dc73a4e5b94

SHA512
16d15f6aced395cfd9d2294b9628d69adb6816b8ea5a9b783d4dc80564fc7beba9f257b71125eb7ffa92c76c8cab163322ee4bcc0cb0026bbde12822f7349a8e

Download Submit
\??\c:\Program Files\mbxyv\jgbug.dll

Filesize
141KB

MD5
e88d52eb1cf4e25522134243dc9ce15c

SHA1
5f219972185ac1539e7dfbb41c23a083066ee69c

SHA256
2f8018f6a4b674c1c3abdf8c52620e548fb62d5574df8d3b7e5670d69778e515

SHA512
e3d093d0ca12b504d6cdb8bd1a96b019411ca343ba720b3c8df4f0ff6ea87fec03b0d44b2d6ce9133769338b29ffcb7d1497dea4c2cb6458d92e5922b7e206fc

Download Submit
memory/2712-4-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2712-0-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2712-2-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2712-1-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/3356-19-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/3356-20-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/3356-23-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/4720-9-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/4720-8-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/4720-15-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads