gh0strat | 32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da

General

Target

32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe
Size

4.6MB
MD5

3d0e0e2c5b78601584a3dbeb559abbb1
SHA1

7323909b4e014ed1eb04117f0cb1ab12127f6a02
SHA256

32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da
SHA512

d2eff1b44868e01fb5adb160c6ee9436f1e013047fa45e1bdfd0c6b3f43690e976ca2c701b05f4add5b7631e25ba1c8542ae4c0beaf55b46a1d855e9ecbb3a40
SSDEEP

49152:R09XJt4HIN2H2tFvduyS21bXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8bU:yZJt4HINy2Lk21bXsPN5kiQaZ56

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/2804-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2804-9-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2804-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2600-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2600-24-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2980-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2980-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2980-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2980-60-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/memory/2804-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2804-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2804-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2600-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2600-24-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2980-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2980-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2980-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2980-60-0x0000000010000000-0x00000000101B6000-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
2804	RVN.exe
2600	TXPlatforn.exe
2980	TXPlatforn.exe
2608	HD_32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe

Loads dropped DLL 3 IoCs

pid	Process
2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe
2600	TXPlatforn.exe
2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2804-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2804-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2804-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2804-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2600-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2600-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2980-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2980-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2980-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2980-60-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe
File created	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 (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.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 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	HD_32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.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
2620	cmd.exe
1804	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1804	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2980	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2804	RVN.exe
Token: SeLoadDriverPrivilege	2980	TXPlatforn.exe
Token: 33	2980	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2980	TXPlatforn.exe
Token: 33	2980	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2980	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe
2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2752 wrote to memory of 2804	2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe	30
PID 2752 wrote to memory of 2804	2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe	30
PID 2752 wrote to memory of 2804	2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe	30
PID 2752 wrote to memory of 2804	2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe	30
PID 2752 wrote to memory of 2804	2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe	30
PID 2752 wrote to memory of 2804	2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe	30
PID 2752 wrote to memory of 2804	2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe	30
PID 2804 wrote to memory of 2620	2804	RVN.exe	32
PID 2804 wrote to memory of 2620	2804	RVN.exe	32
PID 2804 wrote to memory of 2620	2804	RVN.exe	32
PID 2804 wrote to memory of 2620	2804	RVN.exe	32
PID 2600 wrote to memory of 2980	2600	TXPlatforn.exe	33
PID 2600 wrote to memory of 2980	2600	TXPlatforn.exe	33
PID 2600 wrote to memory of 2980	2600	TXPlatforn.exe	33
PID 2600 wrote to memory of 2980	2600	TXPlatforn.exe	33
PID 2600 wrote to memory of 2980	2600	TXPlatforn.exe	33
PID 2600 wrote to memory of 2980	2600	TXPlatforn.exe	33
PID 2600 wrote to memory of 2980	2600	TXPlatforn.exe	33
PID 2752 wrote to memory of 2608	2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe	35
PID 2752 wrote to memory of 2608	2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe	35
PID 2752 wrote to memory of 2608	2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe	35
PID 2752 wrote to memory of 2608	2752	32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe	35
PID 2620 wrote to memory of 1804	2620	cmd.exe	36
PID 2620 wrote to memory of 1804	2620	cmd.exe	36
PID 2620 wrote to memory of 1804	2620	cmd.exe	36
PID 2620 wrote to memory of 1804	2620	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe
"C:\Users\Admin\AppData\Local\Temp\32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.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:2752
- 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:2804
- - 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:2620
  - - 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:1804
- C:\Users\Admin\AppData\Local\Temp\HD_32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe
  C:\Users\Admin\AppData\Local\Temp\HD_32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2608

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:2600
- 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:2980

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_X.dat

Filesize
1.5MB

MD5
afbebd3bf7470d6739c2976ec9c548b4

SHA1
144e117d92c420c277a838c84fe338b213fb8efa

SHA256
96b2422331f9c2fe90714bd6e91041a122b9e6c2d138fe304ab2cfa5f8d21e19

SHA512
c2225d4d4f52471c95ed66c3cae6688c6d56a784f72a2cba8e76656ebec3bef52144da4621caf2034c6a3f30e1af6671314d0172900dd6f467ff74401e89ae9b

Download Submit
\Users\Admin\AppData\Local\Temp\HD_32dc8eaaefb851c761663e6cc136ffac9afe1c39f3b11fd0e4e63cdf2b6dd3da.exe

Filesize
3.1MB

MD5
fb083acd60fe5c3156dc25442be815e3

SHA1
61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

SHA256
f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

SHA512
7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

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

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/2600-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2600-24-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2804-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2804-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2804-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2804-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2980-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2980-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2980-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2980-60-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads