gh0strat | b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2

Analysis

max time kernel
150s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-09-2024 01:24

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe
Size

1.6MB
MD5

7d874bf5261a3bf9256e4627fd928404
SHA1

401b35f76106b593fd6fd2db478fbc97b02868b2
SHA256

b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2
SHA512

ff026f145d5f73f28e978306a16fd93e0514eaeac273836f166792a987c678b8990b61a5c747c29e7c9bb318784c397fb4dbe526d04a8c78635d200cb0626084
SSDEEP

24576:k09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+N8WvWL0vbJ:k09XJt4HIN2H2tFvduySLfA0vbJ

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2152-9-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2152-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2152-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2648-27-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/788-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/788-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/788-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 7 IoCs

resource	yara_rule
behavioral1/memory/2152-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2152-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2152-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2648-27-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/788-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/788-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/788-41-0x0000000010000000-0x00000000101B6000-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
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan 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
2152	RVN.exe
2648	TXPlatforn.exe
788	TXPlatforn.exe
2716	HD_b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe

Loads dropped DLL 8 IoCs

pid	Process
2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe
2648	TXPlatforn.exe
2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe
3044	WerFault.exe
3044	WerFault.exe
3044	WerFault.exe
3044	WerFault.exe
3044	WerFault.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2152-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2152-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2152-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2152-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2648-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/788-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/788-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/788-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

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

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3044	2716	WerFault.exe	36

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	RVN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.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	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.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
2384	cmd.exe
2684	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2684	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
788	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2152	RVN.exe
Token: SeLoadDriverPrivilege	788	TXPlatforn.exe
Token: 33	788	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	788	TXPlatforn.exe
Token: 33	788	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	788	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe
2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 2152	2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe	31
PID 2228 wrote to memory of 2152	2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe	31
PID 2228 wrote to memory of 2152	2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe	31
PID 2228 wrote to memory of 2152	2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe	31
PID 2228 wrote to memory of 2152	2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe	31
PID 2228 wrote to memory of 2152	2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe	31
PID 2228 wrote to memory of 2152	2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe	31
PID 2152 wrote to memory of 2384	2152	RVN.exe	33
PID 2152 wrote to memory of 2384	2152	RVN.exe	33
PID 2152 wrote to memory of 2384	2152	RVN.exe	33
PID 2152 wrote to memory of 2384	2152	RVN.exe	33
PID 2648 wrote to memory of 788	2648	TXPlatforn.exe	34
PID 2648 wrote to memory of 788	2648	TXPlatforn.exe	34
PID 2648 wrote to memory of 788	2648	TXPlatforn.exe	34
PID 2648 wrote to memory of 788	2648	TXPlatforn.exe	34
PID 2648 wrote to memory of 788	2648	TXPlatforn.exe	34
PID 2648 wrote to memory of 788	2648	TXPlatforn.exe	34
PID 2648 wrote to memory of 788	2648	TXPlatforn.exe	34
PID 2228 wrote to memory of 2716	2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe	36
PID 2228 wrote to memory of 2716	2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe	36
PID 2228 wrote to memory of 2716	2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe	36
PID 2228 wrote to memory of 2716	2228	b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe	36
PID 2716 wrote to memory of 3044	2716	HD_b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe	37
PID 2716 wrote to memory of 3044	2716	HD_b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe	37
PID 2716 wrote to memory of 3044	2716	HD_b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe	37
PID 2716 wrote to memory of 3044	2716	HD_b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe	37
PID 2384 wrote to memory of 2684	2384	cmd.exe	38
PID 2384 wrote to memory of 2684	2384	cmd.exe	38
PID 2384 wrote to memory of 2684	2384	cmd.exe	38
PID 2384 wrote to memory of 2684	2384	cmd.exe	38

C:\Users\Admin\AppData\Local\Temp\b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe
"C:\Users\Admin\AppData\Local\Temp\b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.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:2228
- 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:2152
- - 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:2384
  - - 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:2684
- C:\Users\Admin\AppData\Local\Temp\HD_b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe
  C:\Users\Admin\AppData\Local\Temp\HD_b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2716
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2716 -s 44
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:3044

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:2648
- 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:788

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 Information Discovery

T1082

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

Loading Replay Monitor...

Downloads

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

Filesize
1.2MB

MD5
98792d32e9d736caa1426364eb899075

SHA1
e92abe854c895163bc1c3db232d4aabe70f20400

SHA256
6e192685a48c19c8b254d9258a3abee880d81e2504db97dd6c0d9a027930a6d6

SHA512
95d1e762c4a398f531fe54680724a31331d37372fb80a77d32d390367182fc159934b1da4aad2852a47e5626fc14906981447d8acdde6adf42fcb68bea6a408a

Download Submit
\Users\Admin\AppData\Local\Temp\HD_b2716810ed09640810b2abf37bd66cf148c246eb70f31227a22d7d792f4cece2.exe

Filesize
383KB

MD5
7f0e061f5b6f311013968503d4c1d052

SHA1
ec7c614426e5ae6c22dda350ed3adb2dae2c7e9c

SHA256
be0b500d92c2a93e2ef1770aa3a15e09ed9dbba124fd674a778215bd58add2ad

SHA512
0b3c718e343aa46747e3da493c59e312eddb25177168e11210860be8d534f8f447f76b208f8bbb73b51e8a186730439fb82bb5bda3f56fa3b3eeb8d0e9b5eb8d

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

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/788-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/788-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/788-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2152-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2152-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2152-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2152-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2648-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download