gh0strat | 5ab380f22c05af7837bd0f8135fd1a45f0aa9bfed1893789669e2827d53ce448

Analysis

max time kernel
150s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
29/05/2024, 23:34

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
5ab380f22c05af7837bd0f8135fd1a45f0aa9bfed1893789669e2827d53ce448.exe
Size 2.7MB
Sample240529-3krxasfb36
SHA256 5ab380f22c05af7837bd0f8135fd1a45f0aa9bfed1893789669e2827d53ce448
MD5 d61f79fb3d3fc5a36343fb1ec02c40a3
SHA1 78e112fa71d335db068219653ae05ddf2c5bb882
SHA512 7d68b35d2a5886b61c9cebc24b18f910c073faf71ca330000023d297444b45b36414a9fb36da9c11bd180f543736d631d2f3539acecb281b25af12825eb75daa
SSDEEP 24576:wCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHU:wCwsbCANnKXferL7Vwe/Gg0P+Wh5k76
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2640-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2640-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2640-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3636-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3636-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3856-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3856-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3856-52-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x000700000002340f-5.dat	family_gh0strat
behavioral2/memory/2640-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2640-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2640-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3636-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3636-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3856-46-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3856-51-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3856-52-0x0000000010000000-0x00000000101B6000-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	TXPlatfor.exe

Sets DLL path for service in the 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\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240618140.txt"	R.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"	TXPlatfor.exe

Executes dropped EXE 5 IoCs

pid	Process
5092	R.exe
2640	N.exe
3636	TXPlatfor.exe
3856	TXPlatfor.exe
4780	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
5092	R.exe
4144	svchost.exe
4780	Remote Data.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2640-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2640-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2640-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2640-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3636-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3636-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3636-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3856-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3856-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3856-52-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\240618140.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	5ab380f22c05af7837bd0f8135fd1a45f0aa9bfed1893789669e2827d53ce448.exe

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

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1972	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3856	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2640	N.exe
Token: SeLoadDriverPrivilege	3856	TXPlatfor.exe
Token: 33	3856	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3856	TXPlatfor.exe
Token: 33	3856	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3856	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5104	5ab380f22c05af7837bd0f8135fd1a45f0aa9bfed1893789669e2827d53ce448.exe
5104	5ab380f22c05af7837bd0f8135fd1a45f0aa9bfed1893789669e2827d53ce448.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 5104 wrote to memory of 5092	5104	5ab380f22c05af7837bd0f8135fd1a45f0aa9bfed1893789669e2827d53ce448.exe	83
PID 5104 wrote to memory of 5092	5104	5ab380f22c05af7837bd0f8135fd1a45f0aa9bfed1893789669e2827d53ce448.exe	83
PID 5104 wrote to memory of 5092	5104	5ab380f22c05af7837bd0f8135fd1a45f0aa9bfed1893789669e2827d53ce448.exe	83
PID 5104 wrote to memory of 2640	5104	5ab380f22c05af7837bd0f8135fd1a45f0aa9bfed1893789669e2827d53ce448.exe	86
PID 5104 wrote to memory of 2640	5104	5ab380f22c05af7837bd0f8135fd1a45f0aa9bfed1893789669e2827d53ce448.exe	86
PID 5104 wrote to memory of 2640	5104	5ab380f22c05af7837bd0f8135fd1a45f0aa9bfed1893789669e2827d53ce448.exe	86
PID 2640 wrote to memory of 3520	2640	N.exe	89
PID 2640 wrote to memory of 3520	2640	N.exe	89
PID 2640 wrote to memory of 3520	2640	N.exe	89
PID 3636 wrote to memory of 3856	3636	TXPlatfor.exe	90
PID 3636 wrote to memory of 3856	3636	TXPlatfor.exe	90
PID 3636 wrote to memory of 3856	3636	TXPlatfor.exe	90
PID 3520 wrote to memory of 1972	3520	cmd.exe	92
PID 3520 wrote to memory of 1972	3520	cmd.exe	92
PID 3520 wrote to memory of 1972	3520	cmd.exe	92
PID 4144 wrote to memory of 4780	4144	svchost.exe	100
PID 4144 wrote to memory of 4780	4144	svchost.exe	100
PID 4144 wrote to memory of 4780	4144	svchost.exe	100

C:\Users\Admin\AppData\Local\Temp\5ab380f22c05af7837bd0f8135fd1a45f0aa9bfed1893789669e2827d53ce448.exe
"C:\Users\Admin\AppData\Local\Temp\5ab380f22c05af7837bd0f8135fd1a45f0aa9bfed1893789669e2827d53ce448.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5104
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Sets DLL path for service in the registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:5092
- C:\Users\Admin\AppData\Local\Temp\N.exe
  C:\Users\Admin\AppData\Local\Temp\\N.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2640
- - 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\N.exe > nul
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3520
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:1972

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:4984

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4144
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240618140.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4780

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3636
- C:\Windows\SysWOW64\TXPlatfor.exe
  C:\Windows\SysWOW64\TXPlatfor.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:3856

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 2.7MB
SHA256 5ab380f22c05af7837bd0f8135fd1a45f0aa9bfed1893789669e2827d53ce448
MD5 d61f79fb3d3fc5a36343fb1ec02c40a3
SHA1 78e112fa71d335db068219653ae05ddf2c5bb882
SHA512 7d68b35d2a5886b61c9cebc24b18f910c073faf71ca330000023d297444b45b36414a9fb36da9c11bd180f543736d631d2f3539acecb281b25af12825eb75daa
SSDEEP 24576:wCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHU:wCwsbCANnKXferL7Vwe/Gg0P+Wh5k76
MD5 SHA1 SHA512 SSDEEP

Submit Download

N.exe

Path C:\Users\Admin\AppData\Local\Temp\N.exe
Size 377KB
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
SSDEEP 6144:5UGp2l6zRmeVLNHfkQ2TAygOcqAJwQZgb4YtjH6/MuQafORzEOmFfMzi71o+YHL7:HclcceBKlKwAg0Mja/UafOVwbha
MD5 SHA1 SHA512 SSDEEP

Submit Download

R.exe

Path C:\Users\Admin\AppData\Local\Temp\R.exe
Size 941KB
SHA256 bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
MD5 8dc3adf1c490211971c1e2325f1424d2
SHA1 4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA512 ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
SSDEEP 24576:N+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH1PXw:cerL7Vw
MD5 SHA1 SHA512 SSDEEP

Submit Download

240618140.txt

Path C:\Windows\SysWOW64\240618140.txt
Size 899KB
SHA256 ae1c94c9829d224e2165d3fd6c09eff85a8477966166bf2bcdd74f51e766daf0
MD5 bbfc9fa0d5474ee6f52c9908ec7693b0
SHA1 4c5494bfd8ad93ec432007dd77a919d97a43dc3a
SHA512 c9d18db559c56a59f4dbd795650c43df381805215b72f38dfcddc36f059577d7e3c9f4a4a09d2b6578b7cc0e962c68ea5b3622e7fa93e05af9dfa26c7e21b77a
SSDEEP 24576:7V2bG+2gMir4fgt7ibhRM5QhKehFdMtRj7nH1PXW:7wqd87VW
MD5 SHA1 SHA512 SSDEEP

Submit Download

Remote Data.exe

Path C:\Windows\SysWOW64\Remote Data.exe
Size 60KB
SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
MD5 889b99c52a60dd49227c5e485a016679
SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/2640-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/2640-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/2640-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/2640-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/3636-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/3636-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/3636-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/3856-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/3856-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/3856-52-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads