gh0strat | 945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026

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
28-12-2024 16:12

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General

Target

945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe
Size

1.5MB
MD5

d9476c02f0679faf8d2a9d892fd26935
SHA1

8b507cbb47290190e3ba09001265965b189daa12
SHA256

945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026
SHA512

ca638c32c57a584af6256b083643a6ff005530f403511e696bb3b64dfe08f746c2b32eb59f848be8454248a288646eecbf09c242cd439e86a05cac9a4fae3274
SSDEEP

24576:s09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+EJL3Zn:s09XJt4HIN2H2tFvduySUL3

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/1784-13-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1784-9-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1784-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2924-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1928-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1928-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2924-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1928-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1928-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/memory/1784-13-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1784-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1784-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2924-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1928-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1928-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2924-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1928-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1928-41-0x0000000010000000-0x00000000101B6000-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
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
1784	RVN.exe
2924	TXPlatforn.exe
1928	TXPlatforn.exe
2692	HD_945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe

Loads dropped DLL 8 IoCs

pid	Process
2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe
2924	TXPlatforn.exe
2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe
2744	WerFault.exe
2744	WerFault.exe
2744	WerFault.exe
2744	WerFault.exe
2744	WerFault.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 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1784-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1784-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1784-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1784-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2924-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1928-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1928-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2924-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1928-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1928-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.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
2744	2692	WerFault.exe	34

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	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RVN.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	HD_945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.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
1048	cmd.exe
2856	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2856	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
1928	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1784	RVN.exe
Token: SeLoadDriverPrivilege	1928	TXPlatforn.exe
Token: 33	1928	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1928	TXPlatforn.exe
Token: 33	1928	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1928	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe
2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 1784	2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe	30
PID 2088 wrote to memory of 1784	2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe	30
PID 2088 wrote to memory of 1784	2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe	30
PID 2088 wrote to memory of 1784	2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe	30
PID 2088 wrote to memory of 1784	2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe	30
PID 2088 wrote to memory of 1784	2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe	30
PID 2088 wrote to memory of 1784	2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe	30
PID 2924 wrote to memory of 1928	2924	TXPlatforn.exe	32
PID 2924 wrote to memory of 1928	2924	TXPlatforn.exe	32
PID 2924 wrote to memory of 1928	2924	TXPlatforn.exe	32
PID 2924 wrote to memory of 1928	2924	TXPlatforn.exe	32
PID 2924 wrote to memory of 1928	2924	TXPlatforn.exe	32
PID 2924 wrote to memory of 1928	2924	TXPlatforn.exe	32
PID 2924 wrote to memory of 1928	2924	TXPlatforn.exe	32
PID 1784 wrote to memory of 1048	1784	RVN.exe	33
PID 1784 wrote to memory of 1048	1784	RVN.exe	33
PID 1784 wrote to memory of 1048	1784	RVN.exe	33
PID 1784 wrote to memory of 1048	1784	RVN.exe	33
PID 2088 wrote to memory of 2692	2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe	34
PID 2088 wrote to memory of 2692	2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe	34
PID 2088 wrote to memory of 2692	2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe	34
PID 2088 wrote to memory of 2692	2088	945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe	34
PID 1048 wrote to memory of 2856	1048	cmd.exe	36
PID 1048 wrote to memory of 2856	1048	cmd.exe	36
PID 1048 wrote to memory of 2856	1048	cmd.exe	36
PID 1048 wrote to memory of 2856	1048	cmd.exe	36
PID 2692 wrote to memory of 2744	2692	HD_945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe	37
PID 2692 wrote to memory of 2744	2692	HD_945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe	37
PID 2692 wrote to memory of 2744	2692	HD_945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe	37
PID 2692 wrote to memory of 2744	2692	HD_945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe	37

C:\Users\Admin\AppData\Local\Temp\945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe
"C:\Users\Admin\AppData\Local\Temp\945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.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:2088
- 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:1784
- - 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:1048
  - - 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:2856
- C:\Users\Admin\AppData\Local\Temp\HD_945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe
  C:\Users\Admin\AppData\Local\Temp\HD_945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2692
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2692 -s 536
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2744

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:2924
- 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:1928

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_945712bcc287979fdad6f1a781409272e1f0dd1e380db9ceb43c991dafbff026.exe

Filesize
328KB

MD5
0e6aca7bfea61f86e95dffd8ea267b6b

SHA1
fca379c85ccbd2f1ebd9158f0f093472fb913a25

SHA256
e93209abc897a1184585f90def4f73cc92273e44cf96392903baac5347aa49e6

SHA512
ac8e3a4315dbc9abc1a8719a1457565813f36d3c6ca146b0eed8553f17c7e4d45533abb68d3df973c75fc5ea836aab486b896f9d0bb39cca370702c88cd4b39d

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

Filesize
1.1MB

MD5
67bef26a045e3c50548d80a1ccd29714

SHA1
fd9add7c1ce3c81467e8a0b8b20d55e5f5b337cd

SHA256
d2d45b95d41d7e0737b11317ff9a6c7f5964cc700241a304225ff665b6c8d697

SHA512
a65da115bb4fc7d4fd7c4d4b787fdd7f254658c99171bbc6910275359225d57d597200efa0919a5b860a9362f6920d445d787343b70626bf5f2a575c63a65688

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

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/1784-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1784-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1784-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1784-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1928-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1928-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1928-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1928-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2088-0-0x0000000000400000-0x0000000000548000-memory.dmp

Filesize
1.3MB

Download
memory/2088-96-0x0000000000400000-0x0000000000548000-memory.dmp

Filesize
1.3MB

Download
memory/2692-42-0x0000000001000000-0x0000000001056000-memory.dmp

Filesize
344KB

Download
memory/2924-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2924-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download