gh0strat | 7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b

Analysis

max time kernel
150s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
27/08/2023, 18:22

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General

Target

7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b.exe
Size

2.5MB
MD5

4d0a9182a2320b1ce7a7da7eeec7c925
SHA1

2aa71c775d8eb46b25b54f5ab96c614aaf9bf822
SHA256

7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b
SHA512

ebc6e70e3e350322a746951d039c895c69606b54e51ac5661339164b265e89c57aaec5b40a3a56cbce0203659b150ff2410937e7f444188ff25a84732e91f92c
SSDEEP

49152:0CwsbCANnKXferL7Vwe/Gg0P+WhwaH+Zyn2O:Xws2ANnKXOaeOgmhwaSyn2O

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 9 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2164-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2164-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2916-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2916-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2164-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2916-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/528-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/528-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/528-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 15 IoCs

resource	yara_rule
behavioral2/files/0x0006000000023218-5.dat	family_gh0strat
behavioral2/files/0x0006000000023218-11.dat	family_gh0strat
behavioral2/files/0x0006000000023218-10.dat	family_gh0strat
behavioral2/memory/2164-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2164-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2164-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2916-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2916-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2164-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2916-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/528-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/528-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/528-46-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/528-49-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x0006000000023218-64.dat	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\\240616687.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
4344	R.exe
2164	N.exe
2916	TXPlatfor.exe
528	TXPlatfor.exe
3052	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
4344	R.exe
2364	svchost.exe
3052	Remote Data.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2164-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2164-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2164-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2164-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2916-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2916-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2916-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2164-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2916-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/528-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/528-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/528-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/528-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
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\240616687.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

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b.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
4708	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1984	7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b.exe
1984	7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
528	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2164	N.exe
Token: SeLoadDriverPrivilege	528	TXPlatfor.exe
Token: 33	528	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	528	TXPlatfor.exe
Token: 33	528	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	528	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1984	7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b.exe
1984	7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 4344	1984	7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b.exe	81
PID 1984 wrote to memory of 4344	1984	7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b.exe	81
PID 1984 wrote to memory of 4344	1984	7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b.exe	81
PID 1984 wrote to memory of 2164	1984	7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b.exe	84
PID 1984 wrote to memory of 2164	1984	7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b.exe	84
PID 1984 wrote to memory of 2164	1984	7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b.exe	84
PID 2164 wrote to memory of 2208	2164	N.exe	86
PID 2164 wrote to memory of 2208	2164	N.exe	86
PID 2164 wrote to memory of 2208	2164	N.exe	86
PID 2916 wrote to memory of 528	2916	TXPlatfor.exe	88
PID 2916 wrote to memory of 528	2916	TXPlatfor.exe	88
PID 2916 wrote to memory of 528	2916	TXPlatfor.exe	88
PID 2208 wrote to memory of 4708	2208	cmd.exe	89
PID 2208 wrote to memory of 4708	2208	cmd.exe	89
PID 2208 wrote to memory of 4708	2208	cmd.exe	89
PID 2364 wrote to memory of 3052	2364	svchost.exe	91
PID 2364 wrote to memory of 3052	2364	svchost.exe	91
PID 2364 wrote to memory of 3052	2364	svchost.exe	91

C:\Users\Admin\AppData\Local\Temp\7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b.exe
"C:\Users\Admin\AppData\Local\Temp\7b460749c5e95ff2cbc8cde07d81c51cba3d59c3aa96830df6c824126283ae8b.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1984
- 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:4344
- 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:2164
- - 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:2208
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:4708

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1780

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:2364
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240616687.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:3052

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2916
- 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:528

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

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Downloads

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

Filesize
2.5MB

MD5
c39703887b3bb692f7939daf9a68910d

SHA1
19d6d2de01fd72c6532974d54cb67cfdc00ddff5

SHA256
cdd5f5e442c05bbe29f0aa009a1102850981829dc9952f2a5728057babc34df9

SHA512
007f5b049f37277296398908185bcc462f07d261e6b63d4d9894fc1b99245b905d4c26f16ac50bd7d37ba4e3150c3bc3baabeb610b208e89f8629fc8a84edefb

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\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:\Users\Admin\AppData\Local\Temp\R.exe

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Windows\SysWOW64\240616687.txt

Filesize
899KB

MD5
af005f144dbd831a0c78bbb59b1a5eab

SHA1
e232760a7c8a939583c28785d4792b44659f66cb

SHA256
78c5a9d93d88ad742b806648ce172725f61840d3ff2ca2ffb26814b51c50ea9b

SHA512
46563ce9c762e185b6dcd0eb31947da57c8f5cf9c1ea48294e860f4a0ae2e88b9a6328f52a2d6128bda6456baf590049e4f8e2fec10a4ae3ba4784e779fc3dcf

Download Submit
C:\Windows\SysWOW64\240616687.txt

Filesize
899KB

MD5
af005f144dbd831a0c78bbb59b1a5eab

SHA1
e232760a7c8a939583c28785d4792b44659f66cb

SHA256
78c5a9d93d88ad742b806648ce172725f61840d3ff2ca2ffb26814b51c50ea9b

SHA512
46563ce9c762e185b6dcd0eb31947da57c8f5cf9c1ea48294e860f4a0ae2e88b9a6328f52a2d6128bda6456baf590049e4f8e2fec10a4ae3ba4784e779fc3dcf

Download Submit
C:\Windows\SysWOW64\240616687.txt

Filesize
899KB

MD5
af005f144dbd831a0c78bbb59b1a5eab

SHA1
e232760a7c8a939583c28785d4792b44659f66cb

SHA256
78c5a9d93d88ad742b806648ce172725f61840d3ff2ca2ffb26814b51c50ea9b

SHA512
46563ce9c762e185b6dcd0eb31947da57c8f5cf9c1ea48294e860f4a0ae2e88b9a6328f52a2d6128bda6456baf590049e4f8e2fec10a4ae3ba4784e779fc3dcf

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
C:\Windows\SysWOW64\TXPlatfor.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
C:\Windows\SysWOW64\TXPlatfor.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
C:\Windows\SysWOW64\TXPlatfor.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
\??\c:\windows\SysWOW64\240616687.txt

Filesize
899KB

MD5
af005f144dbd831a0c78bbb59b1a5eab

SHA1
e232760a7c8a939583c28785d4792b44659f66cb

SHA256
78c5a9d93d88ad742b806648ce172725f61840d3ff2ca2ffb26814b51c50ea9b

SHA512
46563ce9c762e185b6dcd0eb31947da57c8f5cf9c1ea48294e860f4a0ae2e88b9a6328f52a2d6128bda6456baf590049e4f8e2fec10a4ae3ba4784e779fc3dcf

Download Submit
memory/528-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/528-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/528-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/528-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2164-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2164-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2164-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2164-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2164-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2916-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2916-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2916-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

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memory/2916-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

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