gh0strat | cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5

Analysis

max time kernel
150s
max time network
150s
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 16:17

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General

Target

cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe
Size

2.7MB
MD5

22a4ab8faa35f04a3c46a1f0f9aacd61
SHA1

6bae935c6cf8f077fb0edbe6cf5caa4b136466e8
SHA256

cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5
SHA512

b411115e5903bc9127e6a17698527a6a3bc590adac0f297a170d23476e68089fa4edde9cafe06c35b735a30a1fdfa38e258258c810bfd96280441a66bfb0651a
SSDEEP

49152:ICwsbCANnKXferL7Vwe/Gg0P+WhJLJx3taSLJf:Dws2ANnKXOaeOgmhJlx3taSlf

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/1420-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1420-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1420-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/216-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/216-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4292-50-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4292-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4292-52-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4292-56-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4292-57-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral2/files/0x000b000000023b8a-5.dat	family_gh0strat
behavioral2/memory/1420-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1420-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1420-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/216-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/216-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4292-50-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4292-51-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4292-52-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4292-56-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4292-57-0x0000000010000000-0x00000000101B6000-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\\240623156.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
4700	R.exe
1420	N.exe
216	TXPlatfor.exe
5064	HD_cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe
4292	TXPlatfor.exe
2408	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
4700	R.exe
1744	svchost.exe
2408	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
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
File created	C:\Windows\SysWOW64\240623156.txt	R.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1420-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1420-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1420-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1420-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/216-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/216-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/216-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4292-48-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4292-50-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4292-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4292-52-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4292-56-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4292-57-0x0000000010000000-0x00000000101B6000-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	cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.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 8 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	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.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	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.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
3976	cmd.exe
1116	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1116	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4540	cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe
4540	cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4292	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1420	N.exe
Token: SeLoadDriverPrivilege	4292	TXPlatfor.exe
Token: 33	4292	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4292	TXPlatfor.exe
Token: 33	4292	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4292	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4540	cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe
4540	cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 4540 wrote to memory of 4700	4540	cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe	82
PID 4540 wrote to memory of 4700	4540	cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe	82
PID 4540 wrote to memory of 4700	4540	cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe	82
PID 4540 wrote to memory of 1420	4540	cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe	85
PID 4540 wrote to memory of 1420	4540	cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe	85
PID 4540 wrote to memory of 1420	4540	cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe	85
PID 1420 wrote to memory of 3976	1420	N.exe	87
PID 1420 wrote to memory of 3976	1420	N.exe	87
PID 1420 wrote to memory of 3976	1420	N.exe	87
PID 4540 wrote to memory of 5064	4540	cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe	88
PID 4540 wrote to memory of 5064	4540	cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe	88
PID 216 wrote to memory of 4292	216	TXPlatfor.exe	89
PID 216 wrote to memory of 4292	216	TXPlatfor.exe	89
PID 216 wrote to memory of 4292	216	TXPlatfor.exe	89
PID 3976 wrote to memory of 1116	3976	cmd.exe	91
PID 3976 wrote to memory of 1116	3976	cmd.exe	91
PID 3976 wrote to memory of 1116	3976	cmd.exe	91
PID 1744 wrote to memory of 2408	1744	svchost.exe	92
PID 1744 wrote to memory of 2408	1744	svchost.exe	92
PID 1744 wrote to memory of 2408	1744	svchost.exe	92

C:\Users\Admin\AppData\Local\Temp\cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe
"C:\Users\Admin\AppData\Local\Temp\cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.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:4540
- 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:4700
- 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:1420
- - 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:3976
  - - 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:1116
- C:\Users\Admin\AppData\Local\Temp\HD_cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe
  C:\Users\Admin\AppData\Local\Temp\HD_cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe
  2⤵
  - Executes dropped EXE
  PID:5064

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1000

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:1744
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240623156.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2408

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:216
- 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:4292

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
2.5MB

MD5
c04e7b4732c73f6aecbff4b06a237abf

SHA1
d65ed7b0cf5716f14eef216db93da7d754a5f4f8

SHA256
bbe4e487775006d3f8ec7e020db6c37db8469e911231caf59c5b4dc4ca52aa9a

SHA512
9b902f94c90d77020046a02943cdb87e4fd02a39574eef51334b41f5543174b826a63dcfef6d8464820f7e36930d96dc73c2f2a5442b49e74757d313e547eed7

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_cd08456ce9c749f0b86bcdb3ec4f305940b8a0e18e5e01ca568725f9838cb7e5.exe

Filesize
235KB

MD5
3e89cdb29d8b8d2a56420ef0b8e46f68

SHA1
b6890b12ae6e97105502ea607b1150165a633a52

SHA256
8b127187bba14265a245243aed53247e932c711dfb38ebd357111be98b5ee301

SHA512
5ebda87593dca1d68b7fd969cd120f05619c093c215c2f3944f91c3a5add03426baf1d0d56ba4f2a60d5858fd3b2750c8b8b58c79ee5561e67c148d2e316d3a3

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\240623156.txt

Filesize
899KB

MD5
c4586ea58f1f8f5c5f53a20574e2646d

SHA1
bbf898193f3f180d0a2bcb0fae44a3b0c3d89bf2

SHA256
fa55b32664a78bacaea11bd920ca00dc41d58009df4c65084fd34aa590369e25

SHA512
098037691d694916b9fc5a12092fca947bff021014d41aaf4281a06524c11eabeca439ecaf6933f3414cfedd4c19a91656467e1e1ff0aa1a169261afd8e138c5

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/216-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/216-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/216-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1420-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1420-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1420-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1420-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4292-48-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4292-50-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4292-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4292-52-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4292-56-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4292-57-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download