gh0strat | 745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f

Analysis

max time kernel
150s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-12-2024 16:10

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General

Target

745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
Size

6.8MB
MD5

efb1ad76c1a47bfd186ed5fe80566950
SHA1

600b8d31277564b24d41e3d123de43f48117de0b
SHA256

745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f
SHA512

af3a0a6e7d64f09784d4fa1e1b9c890ddc5a28afd3159d368f8a64701d4fa26894238bb1b2022ad02c73a673412fd91a29bde90d1723b04d36e3da2fc556348d
SSDEEP

196608:9KXbeO7vOxvsNmHgSAMEX9bhl3jM5/XzS:W7vOxqIQPl345vu

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/4688-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4688-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4688-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2068-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2068-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1208-52-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1208-56-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1208-57-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x000a000000023b66-5.dat	family_gh0strat
behavioral2/memory/4688-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4688-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4688-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2068-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2068-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1208-52-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1208-56-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1208-57-0x0000000010000000-0x00000000101B6000-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	TXPlatfor.exe

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240614875.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 6 IoCs

pid	Process
2008	R.exe
4688	N.exe
2068	TXPlatfor.exe
1208	TXPlatfor.exe
2476	HD_745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
1424	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
2008	R.exe
4996	svchost.exe
1424	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240614875.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
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

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4688-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4688-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4688-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4688-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2068-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2068-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2068-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1208-52-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1208-56-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1208-57-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.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 9 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	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.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
1440	cmd.exe
4764	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4764	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3516	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
3516	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
1208	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4688	N.exe
Token: SeLoadDriverPrivilege	1208	TXPlatfor.exe
Token: 33	1208	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1208	TXPlatfor.exe
Token: 33	1208	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1208	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3516	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
3516	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3516 wrote to memory of 2008	3516	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	83
PID 3516 wrote to memory of 2008	3516	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	83
PID 3516 wrote to memory of 2008	3516	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	83
PID 3516 wrote to memory of 4688	3516	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	86
PID 3516 wrote to memory of 4688	3516	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	86
PID 3516 wrote to memory of 4688	3516	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	86
PID 4688 wrote to memory of 1440	4688	N.exe	88
PID 4688 wrote to memory of 1440	4688	N.exe	88
PID 4688 wrote to memory of 1440	4688	N.exe	88
PID 2068 wrote to memory of 1208	2068	TXPlatfor.exe	89
PID 2068 wrote to memory of 1208	2068	TXPlatfor.exe	89
PID 2068 wrote to memory of 1208	2068	TXPlatfor.exe	89
PID 3516 wrote to memory of 2476	3516	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	90
PID 3516 wrote to memory of 2476	3516	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	90
PID 3516 wrote to memory of 2476	3516	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	90
PID 1440 wrote to memory of 4764	1440	cmd.exe	92
PID 1440 wrote to memory of 4764	1440	cmd.exe	92
PID 1440 wrote to memory of 4764	1440	cmd.exe	92
PID 4996 wrote to memory of 1424	4996	svchost.exe	94
PID 4996 wrote to memory of 1424	4996	svchost.exe	94
PID 4996 wrote to memory of 1424	4996	svchost.exe	94

C:\Users\Admin\AppData\Local\Temp\745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
"C:\Users\Admin\AppData\Local\Temp\745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.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:3516
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2008
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4688
- - 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⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:1440
  - - 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:4764
- C:\Users\Admin\AppData\Local\Temp\HD_745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
  C:\Users\Admin\AppData\Local\Temp\HD_745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2476

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2480

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4996
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240614875.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1424

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2068
- 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:1208

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

Server Software Component

T1505

Terminal Services DLL

T1505.005

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_745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe

Filesize
4.3MB

MD5
67ae22c78d09f8668437f4161c7dbe34

SHA1
cd984be2663e6caf87700a5420f4bcc84a49a91d

SHA256
aee5a7f893b911d84e3f68a9b4a32d79f86b8cdc566399767b60f635a58f2b37

SHA512
a743aed56ff02db53e7ba23fa051eb5588b1902dba42bbfe6d3c8eb68f270feb081aa1bbbfae0a559d5ff02fb6372d1ef12bcd3b91fd57b048f6947129df0ddd

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

Filesize
2.5MB

MD5
f169e61c8fd052d9fac4aa400348e6b7

SHA1
d625135ff33b0755f62b582472690bc51d39b526

SHA256
6564224f9c3c875a1273f6672d65db27ca2d129b198780a23974e0c6260408b1

SHA512
c3e8c99ab10e2ae743a3cdb14e79258978e6f9709204da67213eae225ae53830245bb4c6f05312dd6d21fada7a817b8eff7b9ee18ec947709874591dd32c46e8

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Windows\SysWOW64\240614875.txt

Filesize
899KB

MD5
9ab546435e1969c475ba10a242c67da4

SHA1
5d545dd32ebe563e807b14c84dd60a6914a4aef8

SHA256
712494b5c5cc2490a86dc925e328285837b4cf259c41b88446fcc9a732c11b46

SHA512
75ff6a2f7f2b5639ec1bf1973f6f91a2dd3bac42b90fa7c0abe2f0845cc881fb4e130b389ccb3caf6d2a2bb16a16d6ac963a7682223beae9e9f67c99709fdd76

Download Submit
C:\Windows\SysWOW64\Remote Data.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1208-57-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1208-56-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1208-52-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2068-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2068-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2068-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4688-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4688-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4688-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4688-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download