gh0strat | bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-12-2024 23:41

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General

Target

bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe
Size

2.6MB
MD5

a115b0f35d3da4422161412b02af7f7e
SHA1

d044c0e2e7727d799a30677fe8031e5c5dce8e06
SHA256

bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6
SHA512

6dba3a3e9d3f7363b05e66af03d797462363f6e7a7ead07bd70a42899b8ac6976b160f27ffbe5a8ccc47bebfa18bfd1760d9193dc69585586c651c4fa79eb346
SSDEEP

49152:OCwsbCANnKXferL7Vwe/Gg0P+WhIsABTuE8X:pws2ANnKXOaeOgmhI1BTuE8X

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/2028-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2028-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2028-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3216-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3216-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4944-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4944-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4944-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4944-55-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4944-57-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral2/files/0x000a000000023b9d-5.dat	family_gh0strat
behavioral2/memory/2028-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2028-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2028-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3216-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3216-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4944-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4944-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4944-51-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4944-55-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4944-57-0x0000000010000000-0x00000000101B6000-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\\241051765.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
884	R.exe
2028	N.exe
3216	TXPlatfor.exe
4012	HD_bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe
4944	TXPlatfor.exe
4368	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
884	R.exe
4920	svchost.exe
4368	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\241051765.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 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2028-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2028-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2028-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2028-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3216-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3216-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3216-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4944-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4944-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4944-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4944-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4944-55-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4944-57-0x0000000010000000-0x00000000101B6000-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	bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.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	bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.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
3708	cmd.exe
3892	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3892	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5064	bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe
5064	bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4944	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2028	N.exe
Token: SeLoadDriverPrivilege	4944	TXPlatfor.exe
Token: 33	4944	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4944	TXPlatfor.exe
Token: 33	4944	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4944	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5064	bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe
5064	bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 5064 wrote to memory of 884	5064	bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe	82
PID 5064 wrote to memory of 884	5064	bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe	82
PID 5064 wrote to memory of 884	5064	bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe	82
PID 5064 wrote to memory of 2028	5064	bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe	85
PID 5064 wrote to memory of 2028	5064	bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe	85
PID 5064 wrote to memory of 2028	5064	bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe	85
PID 2028 wrote to memory of 3708	2028	N.exe	87
PID 2028 wrote to memory of 3708	2028	N.exe	87
PID 2028 wrote to memory of 3708	2028	N.exe	87
PID 5064 wrote to memory of 4012	5064	bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe	89
PID 5064 wrote to memory of 4012	5064	bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe	89
PID 5064 wrote to memory of 4012	5064	bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe	89
PID 3216 wrote to memory of 4944	3216	TXPlatfor.exe	91
PID 3216 wrote to memory of 4944	3216	TXPlatfor.exe	91
PID 3216 wrote to memory of 4944	3216	TXPlatfor.exe	91
PID 3708 wrote to memory of 3892	3708	cmd.exe	92
PID 3708 wrote to memory of 3892	3708	cmd.exe	92
PID 3708 wrote to memory of 3892	3708	cmd.exe	92
PID 4920 wrote to memory of 4368	4920	svchost.exe	93
PID 4920 wrote to memory of 4368	4920	svchost.exe	93
PID 4920 wrote to memory of 4368	4920	svchost.exe	93

C:\Users\Admin\AppData\Local\Temp\bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe
"C:\Users\Admin\AppData\Local\Temp\bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.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:5064
- 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:884
- 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:2028
- - 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:3708
  - - 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:3892
- C:\Users\Admin\AppData\Local\Temp\HD_bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe
  C:\Users\Admin\AppData\Local\Temp\HD_bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4012

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2672

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:4920
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\241051765.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4368

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:3216
- 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:4944

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_X.dat

Filesize
2.6MB

MD5
97958c76750221e2953392782e393c54

SHA1
125961f3d7ba5404792478b929e331a3188c0e42

SHA256
93bba883b08d311455ffdcd4c2a8f70a5e5eb4294a158c840ef6757b10259f6b

SHA512
2d5cfb8751911c4d3980cf2059e87c37ef3d9cf02736d8494f8983a05677abbcc750613b2d609540e0c317b94359b74b8347491a9417b36a3ad5b2d03d6363e2

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_bea53555cb37ad8647e6b355ec0d0f615ab135c76cc5c5d860857aaf752747d6.exe

Filesize
61KB

MD5
bd9e6c82cee1ff84cbc06ab54357974b

SHA1
c67d17b475404fe584e577b63411507acc268e56

SHA256
e150fd0333aef42a74f26c24b46347ea547fb295bdc77e0503be9b7a085de535

SHA512
a98b2c076a80875ee5e4007d22c5ae31bcff556bd03e6be6756e470f339e9d987bbec4a9f7af32239e13e8250c07df69c279a59f86eecb8e1967f62ada6e0e1b

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\241051765.txt

Filesize
899KB

MD5
cf84f3c5429aba78ead5899fde6c2084

SHA1
583c532c712ae393546d7ce44aa865b0633d97b6

SHA256
8cad9cc15d8121d6d365dfc4f318d972a4ed8531493b50dddf95f0af688371c3

SHA512
cd65f88815e2f7a063ef8d056bf713f593c009858659f4085c408729ee9df7c81965d3eb7067716d4ae1066496f1c476392e2f53fd76034752d8e1b2bfe785f3

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/2028-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2028-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2028-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2028-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3216-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3216-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3216-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4944-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4944-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4944-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4944-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4944-55-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4944-57-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download