gh0strat | 34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f

General

Target

34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f.exe
Size

1.3MB
MD5

035fd2b359a45dc2c473b997aa05cdb5
SHA1

c3ec197c6d6eb53857a859da2091cd63921b884d
SHA256

34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f
SHA512

414114594d99448743498e44919d28f572120e889e102d11c56d73b258c39ecc80770adfb311aeb3236f89d774d1a90cd3cb645956b8515305066157d9db5b80
SSDEEP

24576:VQ90JOQQ3Hs2sdOUqzhc5Uq1OEhc44D2CC+4OmkK0qfgB6PEikZ:C9zcjOEh4D2zjOZoii

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 9 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2656-12-0x0000000010000000-0x00000000101B5000-memory.dmp	purplefox_rootkit
behavioral1/memory/2656-8-0x0000000010000000-0x00000000101B5000-memory.dmp	purplefox_rootkit
behavioral1/memory/2656-7-0x0000000010000000-0x00000000101B5000-memory.dmp	purplefox_rootkit
behavioral1/memory/3004-18-0x0000000010000000-0x00000000101B5000-memory.dmp	purplefox_rootkit
behavioral1/memory/3004-33-0x0000000010000000-0x00000000101B5000-memory.dmp	purplefox_rootkit
behavioral1/memory/1488-36-0x0000000010000000-0x00000000101B5000-memory.dmp	purplefox_rootkit
behavioral1/memory/1488-37-0x0000000010000000-0x00000000101B5000-memory.dmp	purplefox_rootkit
behavioral1/memory/1488-41-0x0000000010000000-0x00000000101B5000-memory.dmp	purplefox_rootkit
behavioral1/memory/1488-42-0x0000000010000000-0x00000000101B5000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/memory/2656-12-0x0000000010000000-0x00000000101B5000-memory.dmp	family_gh0strat
behavioral1/memory/2656-8-0x0000000010000000-0x00000000101B5000-memory.dmp	family_gh0strat
behavioral1/memory/2656-7-0x0000000010000000-0x00000000101B5000-memory.dmp	family_gh0strat
behavioral1/memory/3004-18-0x0000000010000000-0x00000000101B5000-memory.dmp	family_gh0strat
behavioral1/memory/3004-33-0x0000000010000000-0x00000000101B5000-memory.dmp	family_gh0strat
behavioral1/memory/1488-36-0x0000000010000000-0x00000000101B5000-memory.dmp	family_gh0strat
behavioral1/memory/1488-37-0x0000000010000000-0x00000000101B5000-memory.dmp	family_gh0strat
behavioral1/memory/1488-41-0x0000000010000000-0x00000000101B5000-memory.dmp	family_gh0strat
behavioral1/memory/1488-42-0x0000000010000000-0x00000000101B5000-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

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

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

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

Executes dropped EXE 3 IoCs

pid	Process
2656	Temp123.exe
3004	Vnoph.exe
1488	Vnoph.exe

Loads dropped DLL 2 IoCs

pid	Process
1992	34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f.exe
3004	Vnoph.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Vnoph.exe	Temp123.exe
File opened for modification	C:\Windows\SysWOW64\Vnoph.exe	Temp123.exe

UPX packed file 10 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2656-5-0x0000000010000000-0x00000000101B5000-memory.dmp	upx
behavioral1/memory/2656-12-0x0000000010000000-0x00000000101B5000-memory.dmp	upx
behavioral1/memory/2656-8-0x0000000010000000-0x00000000101B5000-memory.dmp	upx
behavioral1/memory/2656-7-0x0000000010000000-0x00000000101B5000-memory.dmp	upx
behavioral1/memory/3004-18-0x0000000010000000-0x00000000101B5000-memory.dmp	upx
behavioral1/memory/3004-33-0x0000000010000000-0x00000000101B5000-memory.dmp	upx
behavioral1/memory/1488-36-0x0000000010000000-0x00000000101B5000-memory.dmp	upx
behavioral1/memory/1488-37-0x0000000010000000-0x00000000101B5000-memory.dmp	upx
behavioral1/memory/1488-41-0x0000000010000000-0x00000000101B5000-memory.dmp	upx
behavioral1/memory/1488-42-0x0000000010000000-0x00000000101B5000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 6 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	Vnoph.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Temp123.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Vnoph.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
2204	cmd.exe
276	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
276	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
1488	Vnoph.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2656	Temp123.exe
Token: SeDebugPrivilege	1992	34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f.exe
Token: SeLoadDriverPrivilege	1488	Vnoph.exe
Token: 33	1488	Vnoph.exe
Token: SeIncBasePriorityPrivilege	1488	Vnoph.exe
Token: 33	1488	Vnoph.exe
Token: SeIncBasePriorityPrivilege	1488	Vnoph.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1992	34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f.exe
1992	34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1992 wrote to memory of 2656	1992	34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f.exe	30
PID 1992 wrote to memory of 2656	1992	34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f.exe	30
PID 1992 wrote to memory of 2656	1992	34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f.exe	30
PID 1992 wrote to memory of 2656	1992	34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f.exe	30
PID 1992 wrote to memory of 2656	1992	34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f.exe	30
PID 1992 wrote to memory of 2656	1992	34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f.exe	30
PID 1992 wrote to memory of 2656	1992	34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f.exe	30
PID 2656 wrote to memory of 2204	2656	Temp123.exe	32
PID 2656 wrote to memory of 2204	2656	Temp123.exe	32
PID 2656 wrote to memory of 2204	2656	Temp123.exe	32
PID 2656 wrote to memory of 2204	2656	Temp123.exe	32
PID 3004 wrote to memory of 1488	3004	Vnoph.exe	34
PID 3004 wrote to memory of 1488	3004	Vnoph.exe	34
PID 3004 wrote to memory of 1488	3004	Vnoph.exe	34
PID 3004 wrote to memory of 1488	3004	Vnoph.exe	34
PID 3004 wrote to memory of 1488	3004	Vnoph.exe	34
PID 3004 wrote to memory of 1488	3004	Vnoph.exe	34
PID 3004 wrote to memory of 1488	3004	Vnoph.exe	34
PID 2204 wrote to memory of 276	2204	cmd.exe	35
PID 2204 wrote to memory of 276	2204	cmd.exe	35
PID 2204 wrote to memory of 276	2204	cmd.exe	35
PID 2204 wrote to memory of 276	2204	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f.exe
"C:\Users\Admin\AppData\Local\Temp\34abbfca65df8ccc529f9932e28d9455f36e3561c986656b424f90d7b357a93f.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1992
- C:\Users\Admin\AppData\Local\Temp123.exe
  C:\Users\Admin\AppData\Local\Temp123.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2656
- - 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\Temp123.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2204
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:276

C:\Windows\SysWOW64\Vnoph.exe
C:\Windows\SysWOW64\Vnoph.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3004
- C:\Windows\SysWOW64\Vnoph.exe
  C:\Windows\SysWOW64\Vnoph.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:1488

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:\Users\Admin\AppData\Local\Temp123.exe

Filesize
377KB

MD5
a09ad48dba9779f2aa1fb0030521ab3c

SHA1
fcfeb6afd20843e6c33c58f71cbaed1d5b1e9a3e

SHA256
70f7a966ce58014df1073173b30ecf875387cd7c70076c76bd53ca5d802fc7d5

SHA512
440751dab94aa23ece931e1fd93091bf66250f0c907e88f7bc0074a6ceecdd3994ca6e4082251cfdd44046d8fd10eb00d59ccdd63de1e874c9cac878c0f04120

Download Submit
memory/1488-36-0x0000000010000000-0x00000000101B5000-memory.dmp

Filesize
1.7MB

Download
memory/1488-37-0x0000000010000000-0x00000000101B5000-memory.dmp

Filesize
1.7MB

Download
memory/1488-41-0x0000000010000000-0x00000000101B5000-memory.dmp

Filesize
1.7MB

Download
memory/1488-42-0x0000000010000000-0x00000000101B5000-memory.dmp

Filesize
1.7MB

Download
memory/1992-20-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/2656-5-0x0000000010000000-0x00000000101B5000-memory.dmp

Filesize
1.7MB

Download
memory/2656-12-0x0000000010000000-0x00000000101B5000-memory.dmp

Filesize
1.7MB

Download
memory/2656-8-0x0000000010000000-0x00000000101B5000-memory.dmp

Filesize
1.7MB

Download
memory/2656-7-0x0000000010000000-0x00000000101B5000-memory.dmp

Filesize
1.7MB

Download
memory/3004-18-0x0000000010000000-0x00000000101B5000-memory.dmp

Filesize
1.7MB

Download
memory/3004-33-0x0000000010000000-0x00000000101B5000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads