gh0strat | 00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246

General

Target

00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe
Size

1.2MB
MD5

dec3191f9a0f27fd1a59239f500ce1a0
SHA1

5d65b2dbb59c51d2041b113c52c22bd60ba46b74
SHA256

00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246
SHA512

fd50fc17e0945fdc79852c9a9513c4d0cebcf1068d93c77254ddf89994b4f75fe30a6d9f0036ec3dbac7924671f1025764e600022598dab9fc2145a7d1b045c2
SSDEEP

24576:x09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+O:x09XJt4HIN2H2tFvduySs

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
behavioral2/memory/2312-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2312-11-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2312-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/384-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/384-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/384-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/384-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4952-34-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4952-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4952-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral2/memory/2312-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2312-11-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2312-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/384-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/384-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/384-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/384-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4952-24-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4952-34-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4952-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4952-39-0x0000000010000000-0x00000000101B6000-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
2312	RVN.exe
384	TXPlatforn.exe
4952	TXPlatforn.exe
3868	HD_00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe

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

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2312-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2312-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2312-11-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2312-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/384-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/384-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/384-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/384-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/384-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4952-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4952-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4952-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4952-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.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
1244	3868	WerFault.exe	85

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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.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	HD_00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
664	cmd.exe
2260	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2260	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1056	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe
1056	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4952	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2312	RVN.exe
Token: SeLoadDriverPrivilege	4952	TXPlatforn.exe
Token: 33	4952	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4952	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1056	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe
1056	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1056 wrote to memory of 2312	1056	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe	81
PID 1056 wrote to memory of 2312	1056	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe	81
PID 1056 wrote to memory of 2312	1056	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe	81
PID 2312 wrote to memory of 664	2312	RVN.exe	83
PID 2312 wrote to memory of 664	2312	RVN.exe	83
PID 2312 wrote to memory of 664	2312	RVN.exe	83
PID 384 wrote to memory of 4952	384	TXPlatforn.exe	84
PID 384 wrote to memory of 4952	384	TXPlatforn.exe	84
PID 384 wrote to memory of 4952	384	TXPlatforn.exe	84
PID 1056 wrote to memory of 3868	1056	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe	85
PID 1056 wrote to memory of 3868	1056	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe	85
PID 1056 wrote to memory of 3868	1056	00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe	85
PID 664 wrote to memory of 2260	664	cmd.exe	89
PID 664 wrote to memory of 2260	664	cmd.exe	89
PID 664 wrote to memory of 2260	664	cmd.exe	89

C:\Users\Admin\AppData\Local\Temp\00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe
"C:\Users\Admin\AppData\Local\Temp\00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1056
- 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:2312
- - 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:664
  - - 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:2260
- C:\Users\Admin\AppData\Local\Temp\HD_00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe
  C:\Users\Admin\AppData\Local\Temp\HD_00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3868
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3868 -s 868
    3⤵
    - Program crash
    PID:1244

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:384
- 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:4952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3868 -ip 3868
1⤵
PID:1740

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\HD_00dff96973843240de77156e02aad776fc8faff613f2751371ca043e751f2246N.exe

Filesize
62KB

MD5
14d0f8da225bbb37bc029b544a9364f9

SHA1
422b6a024e49f6dac50a1473310636e6d29918bc

SHA256
d2f27b5245316f0579ca659ff3780dfa17f88586f48456d391d128e8a8318019

SHA512
94792ea322324bf348903257a006f73f5e81d1483d5d13af8edbf4097826971ba5b55fe96f4769599653ed99638b68468020d163fa427feeb0fad07e729b0661

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

Filesize
1.1MB

MD5
7fc68aa1fa00b0e20bdad8cbecee5e72

SHA1
adc407d110340e2a65394e16d1012f06056ecbe7

SHA256
0181012e2b933193b4947f870a87d2c7a4f6bc235a06e3ab64ae5eadb05f0c84

SHA512
cc3b85669496038f946aedb35c05085aeb1397c46acdb2db50c90641ec4114da1c2d96f4134de797ae0880cdafb2558e1637d82cad4a83d7f20f99b236e5334f

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

Filesize
1.1MB

MD5
604ef8e8e2c2f4d3be41245e2a938ba4

SHA1
58bfb7cfea6dd9f8f62f38cc8feca656319a74b8

SHA256
00ea2c5ea68a5dd042b22c27d1477f56f4718d68dc08095957ab6790175fbbb0

SHA512
e901c09bcd5d94a32b6eb6a6288ecea79e23f72598e03912d36be4c927944fb210ad833685ee8a7e887b1b234dc4647a9e8461cbbd05a43a5c6bb6dd2649f2a5

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

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/384-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/384-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/384-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/384-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/384-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1056-100-0x0000000000400000-0x000000000053F000-memory.dmp

Filesize
1.2MB

Download
memory/1056-0-0x0000000000400000-0x000000000053F000-memory.dmp

Filesize
1.2MB

Download
memory/2312-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2312-11-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2312-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2312-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3868-31-0x00000000746FE000-0x00000000746FF000-memory.dmp

Filesize
4KB

Download
memory/3868-32-0x0000000000E00000-0x0000000000E16000-memory.dmp

Filesize
88KB

Download
memory/3868-33-0x0000000005DF0000-0x0000000006394000-memory.dmp

Filesize
5.6MB

Download
memory/4952-24-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4952-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4952-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4952-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads