gh0strat | 8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4

Analysis

max time kernel
150s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
19-01-2025 12:39

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General

Target

8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe
Size

1.4MB
MD5

3968ce9848bdcdf9250e62b3128dd230
SHA1

743897b7a752540b8f911c1e35f897897c172ce6
SHA256

8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4
SHA512

eada9ba50f80c585822dcf939bd444d30d8826e66f3e3c382d1d713ce028395b58415577a3ff25fd04989a446cd55522c00a0b5f92104cf21d12dc81a4d7aac8
SSDEEP

24576:ri2Tro2H2HESq2eWJ6MQjySjyk0xSpwADf3qN1Pvp:rxTc2H2tFvduyStiGDf3qN1np

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2892-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2892-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2672-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2688-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2688-34-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2688-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2688-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2672-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2892-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2688-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral1/memory/2892-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2892-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2892-14-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2672-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2688-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2688-34-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2688-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2688-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2672-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2892-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2688-40-0x0000000010000000-0x00000000101B6000-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
2892	RVN.exe
2760	HD_8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe
2672	TXPlatforn.exe
2688	TXPlatforn.exe

Loads dropped DLL 3 IoCs

pid	Process
2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe
2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe
2672	TXPlatforn.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/2892-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2892-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2892-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2892-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2672-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2688-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2688-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2688-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2688-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2688-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2672-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2892-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2688-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\DPINST.LOG	HD_8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe

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	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.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
2900	cmd.exe
2548	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2548	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2688	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2892	RVN.exe
Token: SeLoadDriverPrivilege	2688	TXPlatforn.exe
Token: 33	2688	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2688	TXPlatforn.exe
Token: 33	2688	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2688	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2860 wrote to memory of 2892	2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe	30
PID 2860 wrote to memory of 2892	2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe	30
PID 2860 wrote to memory of 2892	2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe	30
PID 2860 wrote to memory of 2892	2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe	30
PID 2860 wrote to memory of 2892	2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe	30
PID 2860 wrote to memory of 2892	2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe	30
PID 2860 wrote to memory of 2892	2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe	30
PID 2860 wrote to memory of 2760	2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe	31
PID 2860 wrote to memory of 2760	2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe	31
PID 2860 wrote to memory of 2760	2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe	31
PID 2860 wrote to memory of 2760	2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe	31
PID 2860 wrote to memory of 2760	2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe	31
PID 2860 wrote to memory of 2760	2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe	31
PID 2860 wrote to memory of 2760	2860	8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe	31
PID 2892 wrote to memory of 2900	2892	RVN.exe	33
PID 2892 wrote to memory of 2900	2892	RVN.exe	33
PID 2892 wrote to memory of 2900	2892	RVN.exe	33
PID 2892 wrote to memory of 2900	2892	RVN.exe	33
PID 2672 wrote to memory of 2688	2672	TXPlatforn.exe	35
PID 2672 wrote to memory of 2688	2672	TXPlatforn.exe	35
PID 2672 wrote to memory of 2688	2672	TXPlatforn.exe	35
PID 2672 wrote to memory of 2688	2672	TXPlatforn.exe	35
PID 2672 wrote to memory of 2688	2672	TXPlatforn.exe	35
PID 2672 wrote to memory of 2688	2672	TXPlatforn.exe	35
PID 2672 wrote to memory of 2688	2672	TXPlatforn.exe	35
PID 2900 wrote to memory of 2548	2900	cmd.exe	36
PID 2900 wrote to memory of 2548	2900	cmd.exe	36
PID 2900 wrote to memory of 2548	2900	cmd.exe	36
PID 2900 wrote to memory of 2548	2900	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe
"C:\Users\Admin\AppData\Local\Temp\8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2860
- 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:2892
- - 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:2900
  - - 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:2548
- C:\Users\Admin\AppData\Local\Temp\HD_8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe
  C:\Users\Admin\AppData\Local\Temp\HD_8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:2760

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:2672
- 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:2688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
572KB

MD5
c674fd588c94466586bbf83c4d069265

SHA1
557c42418f05f80cf9c808bb71a0dc740cbe50b8

SHA256
d466b49b23c79b098ea54dcfcafb87bf36650baa3135f8b1c34c30000003a6c6

SHA512
12085c9d2d17b0a2ad8c1764da9ea9f7aebc7b9722a3267fa57c76c670b5f099f5039a80d72217ef4ad932a477d749ba50d044c76d25acf4dfe01e631f7dd660

Download Submit
\Users\Admin\AppData\Local\Temp\HD_8a1bceba12cc60a20b9e889c386a13530807ca3b913d5eba3a48c7ee1e4033f4.exe

Filesize
900KB

MD5
30a0afee4aea59772db6434f1c0511ab

SHA1
5d5c2d9b7736e018d2b36963e834d1aa0e32af09

SHA256
d84149976bc94a21b21aa0bc99fcbdee9d1ad4f3387d8b62b90f805ac300ba05

SHA512
5e8a85e2d028ad351be255ae2c39bb518a10a4a467fd656e2472286fee504eed87afe7d4a728d7f8bc4261245c1db8577deeee2388f39eb7ee48298e37949f53

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

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/2672-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2672-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2688-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2688-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2688-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2688-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2688-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2688-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2892-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2892-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2892-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2892-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2892-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download