gh0strat | 3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1

Analysis

max time kernel
150s
max time network
151s
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 22:45

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General

Target

3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe
Size

2.6MB
MD5

20df450e375342a62b87e1da1d1ba590
SHA1

d31953a8234d6d4aaee36922bab64864a2748f7d
SHA256

3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1
SHA512

5b429f7fd9f2490f7b34fd7c212fb9747acc741c4aba3b17821f51a944fe24799cb5dd1cc8e18e4d576e254a6a6019bb12132e9b1ffcaaa77747214b58f66458
SSDEEP

49152:OCwsbCANnKXferL7Vwe/Gg0P+WhIsABTue:pws2ANnKXOaeOgmhI1BTue

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/3100-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3100-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3100-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/404-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2100-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/404-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2100-56-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

resource	yara_rule
behavioral2/files/0x0007000000023c9c-5.dat	family_gh0strat
behavioral2/memory/3100-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3100-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3100-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/404-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2100-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/404-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2100-56-0x0000000010000000-0x00000000101B6000-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\\240646046.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
3360	R.exe
3100	N.exe
404	TXPlatfor.exe
2100	TXPlatfor.exe
3484	HD_3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe
1908	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
3360	R.exe
4404	svchost.exe
1908	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\240646046.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

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3100-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3100-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3100-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3100-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/404-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/404-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2100-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/404-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2100-56-0x0000000010000000-0x00000000101B6000-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	3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.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	3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.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
5080	PING.EXE
1484	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
5080	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2420	3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe
2420	3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2100	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3100	N.exe
Token: SeLoadDriverPrivilege	2100	TXPlatfor.exe
Token: 33	2100	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2100	TXPlatfor.exe
Token: 33	2100	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2100	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2420	3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe
2420	3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 3360	2420	3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe	83
PID 2420 wrote to memory of 3360	2420	3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe	83
PID 2420 wrote to memory of 3360	2420	3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe	83
PID 2420 wrote to memory of 3100	2420	3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe	86
PID 2420 wrote to memory of 3100	2420	3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe	86
PID 2420 wrote to memory of 3100	2420	3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe	86
PID 3100 wrote to memory of 1484	3100	N.exe	88
PID 3100 wrote to memory of 1484	3100	N.exe	88
PID 3100 wrote to memory of 1484	3100	N.exe	88
PID 404 wrote to memory of 2100	404	TXPlatfor.exe	89
PID 404 wrote to memory of 2100	404	TXPlatfor.exe	89
PID 404 wrote to memory of 2100	404	TXPlatfor.exe	89
PID 2420 wrote to memory of 3484	2420	3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe	90
PID 2420 wrote to memory of 3484	2420	3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe	90
PID 2420 wrote to memory of 3484	2420	3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe	90
PID 1484 wrote to memory of 5080	1484	cmd.exe	93
PID 1484 wrote to memory of 5080	1484	cmd.exe	93
PID 1484 wrote to memory of 5080	1484	cmd.exe	93
PID 4404 wrote to memory of 1908	4404	svchost.exe	95
PID 4404 wrote to memory of 1908	4404	svchost.exe	95
PID 4404 wrote to memory of 1908	4404	svchost.exe	95

C:\Users\Admin\AppData\Local\Temp\3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe
"C:\Users\Admin\AppData\Local\Temp\3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.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:2420
- 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:3360
- 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:3100
- - 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:1484
  - - 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:5080
- C:\Users\Admin\AppData\Local\Temp\HD_3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe
  C:\Users\Admin\AppData\Local\Temp\HD_3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3484

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1040

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:4404
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240646046.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1908

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:404
- 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:2100

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_3369dd15acb91b1250c8eaa3808d4a756bd0e86934b150481b6fa7e7fe4a91f1.exe

Filesize
10KB

MD5
55211687ec744e84c1d8f1c78a6618df

SHA1
98a4712b603e6a7c6297b22ed489a8d8a92df7af

SHA256
2bd11d7c06586ea9fc1b0234501f5b57d99861a2435a5f4ea7df617339193c64

SHA512
2cf2bbedc9159309b150babefbfbe218337bca82e6dd3bd5cb288a6592abe38d335d7bd59a2e8e979b27f5a628766b9c043f6ca918051a67b36044b775919490

Download Submit
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\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\240646046.txt

Filesize
899KB

MD5
c1e9179f0524879955b364f1ed8f603b

SHA1
82bfc372192892ca1971b31ac7e102464675957c

SHA256
404521978b3508e07e39c51fb599f4c8696c6c097b2d585c6b8de6519bfe197d

SHA512
ee95c4abe854e75d6b8ef69f1fdfad09d65c6788c431643bb4391fc0ea4ea4d9d5c4a4bc06b70647d335397271c38084fa42c39bbcb690983eee0e5026912d80

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/404-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/404-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/404-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2100-56-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2100-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3100-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3100-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3100-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3100-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download