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
2732	iyldd.exe

Executes dropped EXE 2 IoCs

pid	Process
2732	iyldd.exe
3652	ggv.exe

Loads dropped DLL 1 IoCs

pid	Process
3652	ggv.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\\dsptl\\ggv.exe \"c:\\Program Files\\dsptl\\ggvvz.dll\",Compliance"	ggv.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:	ggv.exe
File opened (read-only)	\??\z:	ggv.exe
File opened (read-only)	\??\h:	ggv.exe
File opened (read-only)	\??\l:	ggv.exe
File opened (read-only)	\??\n:	ggv.exe
File opened (read-only)	\??\p:	ggv.exe
File opened (read-only)	\??\i:	ggv.exe
File opened (read-only)	\??\j:	ggv.exe
File opened (read-only)	\??\q:	ggv.exe
File opened (read-only)	\??\r:	ggv.exe
File opened (read-only)	\??\t:	ggv.exe
File opened (read-only)	\??\u:	ggv.exe
File opened (read-only)	\??\g:	ggv.exe
File opened (read-only)	\??\o:	ggv.exe
File opened (read-only)	\??\s:	ggv.exe
File opened (read-only)	\??\v:	ggv.exe
File opened (read-only)	\??\x:	ggv.exe
File opened (read-only)	\??\a:	ggv.exe
File opened (read-only)	\??\b:	ggv.exe
File opened (read-only)	\??\e:	ggv.exe
File opened (read-only)	\??\k:	ggv.exe
File opened (read-only)	\??\m:	ggv.exe
File opened (read-only)	\??\w:	ggv.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	ggv.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\dsptl	iyldd.exe
File created	\??\c:\Program Files\dsptl\ggvvz.dll	iyldd.exe
File created	\??\c:\Program Files\dsptl\ggv.exe	iyldd.exe
File opened for modification	\??\c:\Program Files\dsptl\ggv.exe	iyldd.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	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	iyldd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ggv.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
6132	cmd.exe
3092	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	ggv.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	ggv.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3092	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3652	ggv.exe
3652	ggv.exe
3652	ggv.exe
3652	ggv.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3652	ggv.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2988	e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53.exe
2732	iyldd.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2988 wrote to memory of 6132	2988	e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53.exe	88
PID 2988 wrote to memory of 6132	2988	e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53.exe	88
PID 2988 wrote to memory of 6132	2988	e2f1a7085280e07fc56b74b4c0ab1daebbb64d8649ad0161e811e9f969f49c53.exe	88
PID 6132 wrote to memory of 3092	6132	cmd.exe	90
PID 6132 wrote to memory of 3092	6132	cmd.exe	90
PID 6132 wrote to memory of 3092	6132	cmd.exe	90
PID 6132 wrote to memory of 2732	6132	cmd.exe	92
PID 6132 wrote to memory of 2732	6132	cmd.exe	92
PID 6132 wrote to memory of 2732	6132	cmd.exe	92
PID 2732 wrote to memory of 3652	2732	iyldd.exe	93
PID 2732 wrote to memory of 3652	2732	iyldd.exe	93
PID 2732 wrote to memory of 3652	2732	iyldd.exe	93

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:2988
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\iyldd.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:6132
- - 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:3092
- - C:\Users\Admin\AppData\Local\Temp\iyldd.exe
    C:\Users\Admin\AppData\Local\Temp\\iyldd.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:2732
  - - \??\c:\Program Files\dsptl\ggv.exe
      "c:\Program Files\dsptl\ggv.exe" "c:\Program Files\dsptl\ggvvz.dll",Compliance C:\Users\Admin\AppData\Local\Temp\iyldd.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:3652

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\dsptl\ggv.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

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

Filesize
206KB

MD5
b49760a442b875a75dbe1882c22bbeb1

SHA1
93130490ad4f099a5c26a95f1484dabae4ba67d1

SHA256
fa5850162cf66d1330f7670a4619d44f90fa3ff2131b58e2527f1658fda11cd3

SHA512
fb8f528c984df7b9c60d5084c520e65589c52224f866a7a725a711c053fa2a69cedd7da6abc4083101fbc7f35e5b0f7cb826081f5c0ebb9114c44fa00cf75833

Download Submit
\??\c:\Program Files\dsptl\ggvvz.dll

Filesize
141KB

MD5
c1787eb0b62dc7f099449a5b9ef2655e

SHA1
c5840f554a789e931c5cb3b03cfe14c6e49f474a

SHA256
f4bf1af42d65732b422c9984ee64eec77f4b0835d210b615dbbbe82560a4f729

SHA512
c36f30379e652636f2118531543e9962e979c4d67766deac09b3d22b4c56d8483be5cb9642cacbc91ec4e395ea81047a75bf8342a47b12c4334d9e9faa138b23

Download Submit
memory/2732-9-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2732-8-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2732-15-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2988-4-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2988-0-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2988-2-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2988-1-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/3652-19-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/3652-21-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/3652-24-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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