gh0strat | 36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b

Analysis

max time kernel
150s
max time network
144s
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 17:41

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General

Target

36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
Size

2.9MB
MD5

625ab39dcc68325704bd2a4235b66acd
SHA1

2623777e3a4b10739aad5598ade1488b56cb693b
SHA256

36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b
SHA512

51188898c16d36fc4e705990987b25886219aadbe099c687fb2781fd4d8634fa5c54ba881b415813c17cea0cd9fc38093fcf2eb49d74b4a5b3125884b867ceac
SSDEEP

24576:aCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHg:aCwsbCANnKXferL7Vwe/Gg0P+WhJD

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/3260-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3260-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3260-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4080-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4080-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5016-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5016-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5016-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023c8d-5.dat	family_gh0strat
behavioral2/memory/3260-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3260-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3260-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4080-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4080-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5016-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5016-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5016-46-0x0000000010000000-0x00000000101B6000-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\\240627671.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
864	R.exe
3260	N.exe
4080	TXPlatfor.exe
1960	HD_36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
5016	TXPlatfor.exe
1816	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
864	R.exe
4720	svchost.exe
1816	Remote Data.exe

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\240627671.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3260-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3260-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3260-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3260-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4080-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4080-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4080-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5016-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5016-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5016-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

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	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.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	svchost.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
3868	cmd.exe
4444	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4444	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3420	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
3420	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
5016	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3260	N.exe
Token: SeLoadDriverPrivilege	5016	TXPlatfor.exe
Token: 33	5016	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	5016	TXPlatfor.exe
Token: 33	5016	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	5016	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3420	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
3420	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3420 wrote to memory of 864	3420	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	83
PID 3420 wrote to memory of 864	3420	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	83
PID 3420 wrote to memory of 864	3420	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	83
PID 3420 wrote to memory of 3260	3420	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	86
PID 3420 wrote to memory of 3260	3420	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	86
PID 3420 wrote to memory of 3260	3420	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	86
PID 3260 wrote to memory of 3868	3260	N.exe	88
PID 3260 wrote to memory of 3868	3260	N.exe	88
PID 3260 wrote to memory of 3868	3260	N.exe	88
PID 3420 wrote to memory of 1960	3420	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	89
PID 3420 wrote to memory of 1960	3420	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	89
PID 3420 wrote to memory of 1960	3420	36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe	89
PID 4080 wrote to memory of 5016	4080	TXPlatfor.exe	91
PID 4080 wrote to memory of 5016	4080	TXPlatfor.exe	91
PID 4080 wrote to memory of 5016	4080	TXPlatfor.exe	91
PID 3868 wrote to memory of 4444	3868	cmd.exe	93
PID 3868 wrote to memory of 4444	3868	cmd.exe	93
PID 3868 wrote to memory of 4444	3868	cmd.exe	93
PID 4720 wrote to memory of 1816	4720	svchost.exe	95
PID 4720 wrote to memory of 1816	4720	svchost.exe	95
PID 4720 wrote to memory of 1816	4720	svchost.exe	95

C:\Users\Admin\AppData\Local\Temp\36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
"C:\Users\Admin\AppData\Local\Temp\36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3420
- 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:864
- 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:3260
- - 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:3868
  - - 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:4444
- C:\Users\Admin\AppData\Local\Temp\HD_36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
  C:\Users\Admin\AppData\Local\Temp\HD_36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1960

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2088

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:4720
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240627671.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1816

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:4080
- 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:5016

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 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_36e6dbb39485bf02fb1b11c5a536a72f31b6d749ef019773f560ec147eb8743b.exe

Filesize
9KB

MD5
3613d8d83b78ce3561680a447eb6a24a

SHA1
995eb0e883c7adebcfadd29100d810cb7f882bcd

SHA256
8fdff52a7430dba14fb97239c7fe414710991f16da269374e0936a1385f3a318

SHA512
92161e7bc71f686c5fb0fa1bb78965e5bddff15d35ca8df9ae3fe2cdc0934b7cb5e1d47b6a5237df04d6d448cdeb2b6b74fba60e28cb55cd3d9e29cfc00cac40

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

Filesize
2.8MB

MD5
fdd5b7a25c774ee006b8706a25947882

SHA1
87558d8885b4c35cf66ea40bbddef88940e1591e

SHA256
98963b85ac05d8da3c63a3d5306deb2e61c66bf58304067c9187187dc1e1b97a

SHA512
8f6bcfebcc733de9ae68d883e96979052dcfee9cd934e1ac38b6812a69ee255dd85affada6c58bd05a380830b890d3b6f83bb97e828b078f6f62345187f78c5c

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\240627671.txt

Filesize
899KB

MD5
02a5dcb519fe9c602c4f2de33d217642

SHA1
9330429a283cdf6997d73bee151804819639da48

SHA256
666ae0af98ae5beb20d66d6afdcf80be29cf1eb9b1a0081acc5f2181a724f3dd

SHA512
d922bde8e265446d9fe106665cae9ef54fcd21bdd5057d9194da7e476aa4897808b44bb4c896fb0355ef637fd9130f540c8dc0fd5ec7afe7ea3a3597307abf8c

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/3260-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3260-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3260-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3260-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4080-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4080-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4080-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5016-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5016-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5016-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download