gh0strat | 3380c2d9571885167a4f38ad04695d4d26ab7627714944d773a82fc0f29c6db1

Analysis

max time kernel
150s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25/06/2024, 17:35

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General

Target
3380c2d9571885167a4f38ad04695d4d26ab7627714944d773a82fc0f29c6db1.exe
Size 2.9MB
Sample240625-v6evvswdlm
SHA256 3380c2d9571885167a4f38ad04695d4d26ab7627714944d773a82fc0f29c6db1
MD5 89930dfbf808ff7f489d8744c1f73713
SHA1 d49de01c6d75989b326ac1bb829cccb61527f4e2
SHA512 c505faf6610354c2d2c81ebc0610dc0564a14c603ace68afc87f7c0e4be0e7cc4498c48bbf2e7e23614a4be2e3f70d6517ae6179e380ebdf30b76b72dba4b7af
SSDEEP 24576:zCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHs:zCwsbCANnKXferL7Vwe/Gg0P+WhBTF82
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/4124-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4124-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4124-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3356-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3356-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3732-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3732-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3732-52-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x00070000000233e5-5.dat	family_gh0strat
behavioral2/memory/4124-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4124-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4124-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3356-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3356-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3732-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3732-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3732-52-0x0000000010000000-0x00000000101B6000-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

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\\240599968.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
3516	R.exe
4124	N.exe
3356	TXPlatfor.exe
3732	TXPlatfor.exe
2284	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
3516	R.exe
2804	svchost.exe
2284	Remote Data.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4124-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4124-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4124-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4124-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3356-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3356-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3356-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3732-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3732-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3732-52-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
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\240599968.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.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	3380c2d9571885167a4f38ad04695d4d26ab7627714944d773a82fc0f29c6db1.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
4892	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3732	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4124	N.exe
Token: SeLoadDriverPrivilege	3732	TXPlatfor.exe
Token: 33	3732	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3732	TXPlatfor.exe
Token: 33	3732	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3732	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2552	3380c2d9571885167a4f38ad04695d4d26ab7627714944d773a82fc0f29c6db1.exe
2552	3380c2d9571885167a4f38ad04695d4d26ab7627714944d773a82fc0f29c6db1.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 3516	2552	3380c2d9571885167a4f38ad04695d4d26ab7627714944d773a82fc0f29c6db1.exe	81
PID 2552 wrote to memory of 3516	2552	3380c2d9571885167a4f38ad04695d4d26ab7627714944d773a82fc0f29c6db1.exe	81
PID 2552 wrote to memory of 3516	2552	3380c2d9571885167a4f38ad04695d4d26ab7627714944d773a82fc0f29c6db1.exe	81
PID 2552 wrote to memory of 4124	2552	3380c2d9571885167a4f38ad04695d4d26ab7627714944d773a82fc0f29c6db1.exe	84
PID 2552 wrote to memory of 4124	2552	3380c2d9571885167a4f38ad04695d4d26ab7627714944d773a82fc0f29c6db1.exe	84
PID 2552 wrote to memory of 4124	2552	3380c2d9571885167a4f38ad04695d4d26ab7627714944d773a82fc0f29c6db1.exe	84
PID 4124 wrote to memory of 1180	4124	N.exe	86
PID 4124 wrote to memory of 1180	4124	N.exe	86
PID 4124 wrote to memory of 1180	4124	N.exe	86
PID 3356 wrote to memory of 3732	3356	TXPlatfor.exe	87
PID 3356 wrote to memory of 3732	3356	TXPlatfor.exe	87
PID 3356 wrote to memory of 3732	3356	TXPlatfor.exe	87
PID 1180 wrote to memory of 4892	1180	cmd.exe	89
PID 1180 wrote to memory of 4892	1180	cmd.exe	89
PID 1180 wrote to memory of 4892	1180	cmd.exe	89
PID 2804 wrote to memory of 2284	2804	svchost.exe	90
PID 2804 wrote to memory of 2284	2804	svchost.exe	90
PID 2804 wrote to memory of 2284	2804	svchost.exe	90

C:\Users\Admin\AppData\Local\Temp\3380c2d9571885167a4f38ad04695d4d26ab7627714944d773a82fc0f29c6db1.exe
"C:\Users\Admin\AppData\Local\Temp\3380c2d9571885167a4f38ad04695d4d26ab7627714944d773a82fc0f29c6db1.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2552
- 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
  PID:3516
- 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:4124
- - 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:1180
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:4892

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:4600

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:2804
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240599968.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2284

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3356
- 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:3732

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 2.9MB
SHA256 3380c2d9571885167a4f38ad04695d4d26ab7627714944d773a82fc0f29c6db1
MD5 89930dfbf808ff7f489d8744c1f73713
SHA1 d49de01c6d75989b326ac1bb829cccb61527f4e2
SHA512 c505faf6610354c2d2c81ebc0610dc0564a14c603ace68afc87f7c0e4be0e7cc4498c48bbf2e7e23614a4be2e3f70d6517ae6179e380ebdf30b76b72dba4b7af
SSDEEP 24576:zCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHs:zCwsbCANnKXferL7Vwe/Gg0P+WhBTF82
MD5 SHA1 SHA512 SSDEEP

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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

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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

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240599968.txt

Path C:\Windows\SysWOW64\240599968.txt
Size 899KB
SHA256 d5ef33e35bab922c0471b514b009fb788b740a81121859dadddf8c80e277321d
MD5 0224a3ec053a284163b8fec40fb2ae72
SHA1 222210ee37738a0d44fcccb53beea2324823f6b0
SHA512 6569f2bd7ab0d7e19e1ed3113d45f6083a0368b52db54cc7597cb8c92a6d8fbe223287099f76498f89181781178b614d625bb862f30e5c501c8638205e8af65e
SSDEEP 24576:7V2bG+2gMir4fgt7ibhRM5QhKehFdMtRj7nH1PXB:7wqd87VB
MD5 SHA1 SHA512 SSDEEP

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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

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memory/3356-26-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3356-29-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3356-28-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3732-39-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3732-52-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3732-36-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4124-17-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4124-23-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4124-20-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4124-19-0x0000000010000000-0x00000000101B6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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