gh0strat | 46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26

General

Target

46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26N.exe
Size

1.4MB
MD5

0707884da99a853123705d24390b9110
SHA1

3880d2e1fb9754c4a74a2b8070806b2ca2d4941a
SHA256

46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26
SHA512

10e26fc85b6e584efca70a43653974417032ef37143f2530ad6176998c5121a4539eb1965dd75e00d7de14d0dbeccce5f80f7bb82f522aa8c9485acf47be2074
SSDEEP

24576:F39WaOyHutimZ9VSly2hVvHW6qMnSbTBBhBMN:598HPkVOBTK

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan

Malware Config

Signatures

Detect PurpleFox Rootkit 3 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/388-1-0x0000000010000000-0x000000001019F000-memory.dmp	purplefox_rootkit
behavioral2/memory/3656-11-0x0000000010000000-0x000000001019F000-memory.dmp	purplefox_rootkit
behavioral2/memory/1424-18-0x0000000010000000-0x000000001019F000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/388-1-0x0000000010000000-0x000000001019F000-memory.dmp	family_gh0strat
behavioral2/memory/3656-11-0x0000000010000000-0x000000001019F000-memory.dmp	family_gh0strat
behavioral2/memory/1424-18-0x0000000010000000-0x000000001019F000-memory.dmp	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
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Purplefox family
purplefox

Drops file in Drivers directory 1 IoCs

Processes:

Vwopq.exe

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	Vwopq.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Vwopq.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	Vwopq.exe

Executes dropped EXE 2 IoCs

Processes:

Vwopq.exeVwopq.exe

pid	Process
3656	Vwopq.exe
1424	Vwopq.exe

Drops file in System32 directory 2 IoCs

Processes:

46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26N.exe

description	ioc	Process
File created	C:\Windows\SysWOW64\Vwopq.exe	46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26N.exe
File opened for modification	C:\Windows\SysWOW64\Vwopq.exe	46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26N.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

Processes:

46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26N.exeVwopq.exeVwopq.execmd.exePING.EXE

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Vwopq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Vwopq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.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

Processes:

cmd.exePING.EXE

pid	Process
1300	cmd.exe
1984	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

Processes:

PING.EXE

pid	Process
1984	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

Vwopq.exe

pid	Process
1424	Vwopq.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26N.exeVwopq.exe

description	pid	Process
Token: SeIncBasePriorityPrivilege	388	46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26N.exe
Token: SeLoadDriverPrivilege	1424	Vwopq.exe
Token: 33	1424	Vwopq.exe
Token: SeIncBasePriorityPrivilege	1424	Vwopq.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26N.exeVwopq.execmd.exe

description	pid	Process	procid_target
PID 388 wrote to memory of 1300	388	46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26N.exe	86
PID 388 wrote to memory of 1300	388	46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26N.exe	86
PID 388 wrote to memory of 1300	388	46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26N.exe	86
PID 3656 wrote to memory of 1424	3656	Vwopq.exe	88
PID 3656 wrote to memory of 1424	3656	Vwopq.exe	88
PID 3656 wrote to memory of 1424	3656	Vwopq.exe	88
PID 1300 wrote to memory of 1984	1300	cmd.exe	89
PID 1300 wrote to memory of 1984	1300	cmd.exe	89
PID 1300 wrote to memory of 1984	1300	cmd.exe	89

C:\Users\Admin\AppData\Local\Temp\46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26N.exe
"C:\Users\Admin\AppData\Local\Temp\46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26N.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:388
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\46EDE3~1.EXE > nul
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1300
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 2 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:1984

C:\Windows\SysWOW64\Vwopq.exe
C:\Windows\SysWOW64\Vwopq.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3656
- C:\Windows\SysWOW64\Vwopq.exe
  C:\Windows\SysWOW64\Vwopq.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:1424

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

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

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

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\Vwopq.exe

Filesize
1.4MB

MD5
0707884da99a853123705d24390b9110

SHA1
3880d2e1fb9754c4a74a2b8070806b2ca2d4941a

SHA256
46ede35a5cc542c05849e70837f9143b0089bbe68213c71e485a641ef4df9c26

SHA512
10e26fc85b6e584efca70a43653974417032ef37143f2530ad6176998c5121a4539eb1965dd75e00d7de14d0dbeccce5f80f7bb82f522aa8c9485acf47be2074

Download Submit
memory/388-1-0x0000000010000000-0x000000001019F000-memory.dmp

Filesize
1.6MB

Download
memory/1424-18-0x0000000010000000-0x000000001019F000-memory.dmp

Filesize
1.6MB

Download
memory/3656-11-0x0000000010000000-0x000000001019F000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads