gh0strat | 236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb

General

Target

236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe
Size

1.4MB
MD5

683880ec4fa71981918299cda8dda1c2
SHA1

e3bf66ea8dd0baabd4846bba30c37a221aedabc2
SHA256

236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb
SHA512

1342f2fab5640716c4f3d7bb72401f9d528f0986f6eb697014cabfd655fbc8c21083b44f88d131bdc0e773e5df4f4c7774d533a10de7049df34e87c99639d07b
SSDEEP

24576:709tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+aeh:709XJt4HIN2H2tFvduySh

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/1720-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1720-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1720-12-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2148-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2516-60-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2148-59-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2516-61-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2516-64-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2516-66-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/memory/1720-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1720-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1720-12-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2148-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2516-60-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2148-59-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2516-61-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2516-64-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2516-66-0x0000000010000000-0x00000000101B6000-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 3 IoCs

pid	Process
1720	RVN.exe
2148	TXPlatforn.exe
2516	TXPlatforn.exe

Loads dropped DLL 2 IoCs

pid	Process
1312	236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe
2148	TXPlatforn.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1720-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1720-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1720-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1720-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2148-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2516-60-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2148-59-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2516-61-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2516-64-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2516-66-0x0000000010000000-0x00000000101B6000-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\VideoLAN\VLC\vlc.exe	236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.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	236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.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

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
2356	cmd.exe
2952	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2952	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2516	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1720	RVN.exe
Token: SeLoadDriverPrivilege	2516	TXPlatforn.exe
Token: 33	2516	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2516	TXPlatforn.exe
Token: 33	2516	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2516	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1312	236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe
1312	236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1312 wrote to memory of 1720	1312	236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe	30
PID 1312 wrote to memory of 1720	1312	236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe	30
PID 1312 wrote to memory of 1720	1312	236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe	30
PID 1312 wrote to memory of 1720	1312	236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe	30
PID 1312 wrote to memory of 1720	1312	236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe	30
PID 1312 wrote to memory of 1720	1312	236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe	30
PID 1312 wrote to memory of 1720	1312	236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe	30
PID 1720 wrote to memory of 2356	1720	RVN.exe	33
PID 1720 wrote to memory of 2356	1720	RVN.exe	33
PID 1720 wrote to memory of 2356	1720	RVN.exe	33
PID 1720 wrote to memory of 2356	1720	RVN.exe	33
PID 2148 wrote to memory of 2516	2148	TXPlatforn.exe	32
PID 2148 wrote to memory of 2516	2148	TXPlatforn.exe	32
PID 2148 wrote to memory of 2516	2148	TXPlatforn.exe	32
PID 2148 wrote to memory of 2516	2148	TXPlatforn.exe	32
PID 2148 wrote to memory of 2516	2148	TXPlatforn.exe	32
PID 2148 wrote to memory of 2516	2148	TXPlatforn.exe	32
PID 2148 wrote to memory of 2516	2148	TXPlatforn.exe	32
PID 2356 wrote to memory of 2952	2356	cmd.exe	35
PID 2356 wrote to memory of 2952	2356	cmd.exe	35
PID 2356 wrote to memory of 2952	2356	cmd.exe	35
PID 2356 wrote to memory of 2952	2356	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe
"C:\Users\Admin\AppData\Local\Temp\236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1312
- 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:1720
- - 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:2356
  - - 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:2952

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:2148
- 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:2516

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
1.4MB

MD5
683880ec4fa71981918299cda8dda1c2

SHA1
e3bf66ea8dd0baabd4846bba30c37a221aedabc2

SHA256
236093b98e9e1c65ede5b9eda3874e38579c8524e15f4fdacbbd2bb61fda7fdb

SHA512
1342f2fab5640716c4f3d7bb72401f9d528f0986f6eb697014cabfd655fbc8c21083b44f88d131bdc0e773e5df4f4c7774d533a10de7049df34e87c99639d07b

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

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/1720-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1720-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1720-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1720-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2148-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2148-59-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2516-60-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2516-61-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2516-64-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2516-66-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads