gh0strat | 701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c

General

Target

701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe
Size

1.6MB
MD5

eb43711117fec4e4cc321a3d774f20c8
SHA1

c6b40a5bb00f94282eabe444c34df0eafa43d561
SHA256

701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c
SHA512

b2979ed4676223961171f6b29d1ec07585f4d6e73996c97e411c7343393da58cdfb25db6f2283af8c8cdc2393e6976ed6ed6dd7f03a95c97b9af507df6e6e980
SSDEEP

24576:t09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+Q:t09XJt4HIN2H2tFvduySC

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2364-9-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2364-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2364-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2636-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2636-24-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2840-48-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2840-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2840-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2840-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2840-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2840-72-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral1/memory/2364-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2364-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2364-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2636-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2636-24-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2840-48-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2840-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2840-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2840-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2840-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2840-72-0x0000000010000000-0x00000000101B6000-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	TXPlatforn.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"	TXPlatforn.exe

Executes dropped EXE 4 IoCs

pid	Process
2364	RVN.exe
2636	TXPlatforn.exe
2840	TXPlatforn.exe
2828	HD_701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe

Loads dropped DLL 3 IoCs

pid	Process
2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe
2636	TXPlatforn.exe
2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2364-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2364-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2364-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2364-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2636-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2636-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2840-48-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2840-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2840-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2840-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2840-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2840-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2840-72-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RVN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.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

pid	Process
2552	cmd.exe
2096	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2096	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2840	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2364	RVN.exe
Token: SeLoadDriverPrivilege	2840	TXPlatforn.exe
Token: 33	2840	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2840	TXPlatforn.exe
Token: 33	2840	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2840	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe
2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2364	2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe	30
PID 2280 wrote to memory of 2364	2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe	30
PID 2280 wrote to memory of 2364	2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe	30
PID 2280 wrote to memory of 2364	2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe	30
PID 2280 wrote to memory of 2364	2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe	30
PID 2280 wrote to memory of 2364	2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe	30
PID 2280 wrote to memory of 2364	2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe	30
PID 2364 wrote to memory of 2552	2364	RVN.exe	32
PID 2364 wrote to memory of 2552	2364	RVN.exe	32
PID 2364 wrote to memory of 2552	2364	RVN.exe	32
PID 2364 wrote to memory of 2552	2364	RVN.exe	32
PID 2636 wrote to memory of 2840	2636	TXPlatforn.exe	33
PID 2636 wrote to memory of 2840	2636	TXPlatforn.exe	33
PID 2636 wrote to memory of 2840	2636	TXPlatforn.exe	33
PID 2636 wrote to memory of 2840	2636	TXPlatforn.exe	33
PID 2636 wrote to memory of 2840	2636	TXPlatforn.exe	33
PID 2636 wrote to memory of 2840	2636	TXPlatforn.exe	33
PID 2636 wrote to memory of 2840	2636	TXPlatforn.exe	33
PID 2280 wrote to memory of 2828	2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe	35
PID 2280 wrote to memory of 2828	2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe	35
PID 2280 wrote to memory of 2828	2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe	35
PID 2280 wrote to memory of 2828	2280	701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe	35
PID 2552 wrote to memory of 2096	2552	cmd.exe	37
PID 2552 wrote to memory of 2096	2552	cmd.exe	37
PID 2552 wrote to memory of 2096	2552	cmd.exe	37
PID 2552 wrote to memory of 2096	2552	cmd.exe	37

C:\Users\Admin\AppData\Local\Temp\701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe
"C:\Users\Admin\AppData\Local\Temp\701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Users\Admin\AppData\Local\Temp\RVN.exe
  C:\Users\Admin\AppData\Local\Temp\\RVN.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:2364
- - 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\RVN.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2552
  - - 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:2096
- C:\Users\Admin\AppData\Local\Temp\HD_701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe
  C:\Users\Admin\AppData\Local\Temp\HD_701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe
  2⤵
  - Executes dropped EXE
  PID:2828

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2636
- C:\Windows\SysWOW64\TXPlatforn.exe
  C:\Windows\SysWOW64\TXPlatforn.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:2840

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 Information Discovery

1

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

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_701470940e5d05de665a04e3609b113a7c365fc4d099bc6140917455e052a95c.exe

Filesize
9KB

MD5
3613d8d83b78ce3561680a447eb6a24a

SHA1
995eb0e883c7adebcfadd29100d810cb7f882bcd

SHA256
8fdff52a7430dba14fb97239c7fe414710991f16da269374e0936a1385f3a318

SHA512
92161e7bc71f686c5fb0fa1bb78965e5bddff15d35ca8df9ae3fe2cdc0934b7cb5e1d47b6a5237df04d6d448cdeb2b6b74fba60e28cb55cd3d9e29cfc00cac40

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
1.6MB

MD5
eb5550d1aca7a229be144a9464982b5d

SHA1
c8bda4ba75d8ec35a4f381d93526c4a86033a951

SHA256
4e3c0450622427629e7c28250c6bef43ea14f0355bd2daf86abbe6a467f5c2d6

SHA512
ca47d3cb2582dc73bc90673bb25de5afd95786c5a610dcdbb54d2a0baa36a1ea944eb4b0131cf72607f5be41d293ae9872ec64cfa3f7d5329fc104f58de29d09

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

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/2364-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2364-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2364-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2364-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2636-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2636-24-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2840-48-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2840-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2840-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2840-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2840-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2840-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2840-72-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads