gh0strat | 1696c0f354335754e99143a955410f83ec2e96cbb850bda00a3f6bc891ec04c6

Analysis

max time kernel
150s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
05/01/2025, 08:37

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General

Target
Lunar Client+破解/Lunar/Java.exe
Size 2.4MB
Sample250105-kjcf4synft
SHA256 516aeb8b1e14bd0fb5ad3a2e03165d18bf8719807ea21f89b0eec177e7ad70c2
MD5 bacf0a2e8cf5384e14514d541556e77d
SHA1 1cb99da2e7d260859c1d5ba25fb7410a3a14dd93
SHA512 f4a2722ab69643b244193f683acebf56003c124dc36bf24bc9b16af246c7a7ba71690d0fd4171f970c17e5127025da5e06830991c3e1171f615ad27570661dbb
SSDEEP 49152:3CwsbCANnKXferL7Vwe/Gg0P+WhQjzlEy:yws2ANnKXOaeOgmhQnlEy
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral5/memory/2912-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral5/memory/2912-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral5/memory/3040-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral5/memory/3040-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral5/memory/3040-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral5/files/0x0017000000016c92-6.dat	family_gh0strat
behavioral5/memory/2912-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral5/memory/2912-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral5/memory/3040-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral5/memory/3040-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral5/memory/3040-43-0x0000000010000000-0x00000000101B6000-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\\259497585.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
2368	R.exe
2912	N.exe
3048	TXPlatfor.exe
3040	TXPlatfor.exe
2444	Remote Data.exe

Loads dropped DLL 7 IoCs

pid	Process
1740	Java.exe
2368	R.exe
2184	svchost.exe
1740	Java.exe
3048	TXPlatfor.exe
2184	svchost.exe
2444	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\259497585.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral5/memory/2912-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral5/memory/2912-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral5/memory/2912-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral5/memory/3040-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral5/memory/3040-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral5/memory/3040-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

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	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Java.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.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
2844	cmd.exe
2884	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2884	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1740	Java.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3040	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2912	N.exe
Token: SeLoadDriverPrivilege	3040	TXPlatfor.exe
Token: 33	3040	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3040	TXPlatfor.exe
Token: 33	3040	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3040	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1740	Java.exe
1740	Java.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 2368	1740	Java.exe	30
PID 1740 wrote to memory of 2368	1740	Java.exe	30
PID 1740 wrote to memory of 2368	1740	Java.exe	30
PID 1740 wrote to memory of 2368	1740	Java.exe	30
PID 1740 wrote to memory of 2912	1740	Java.exe	33
PID 1740 wrote to memory of 2912	1740	Java.exe	33
PID 1740 wrote to memory of 2912	1740	Java.exe	33
PID 1740 wrote to memory of 2912	1740	Java.exe	33
PID 1740 wrote to memory of 2912	1740	Java.exe	33
PID 1740 wrote to memory of 2912	1740	Java.exe	33
PID 1740 wrote to memory of 2912	1740	Java.exe	33
PID 2912 wrote to memory of 2844	2912	N.exe	35
PID 2912 wrote to memory of 2844	2912	N.exe	35
PID 2912 wrote to memory of 2844	2912	N.exe	35
PID 2912 wrote to memory of 2844	2912	N.exe	35
PID 3048 wrote to memory of 3040	3048	TXPlatfor.exe	36
PID 3048 wrote to memory of 3040	3048	TXPlatfor.exe	36
PID 3048 wrote to memory of 3040	3048	TXPlatfor.exe	36
PID 3048 wrote to memory of 3040	3048	TXPlatfor.exe	36
PID 3048 wrote to memory of 3040	3048	TXPlatfor.exe	36
PID 3048 wrote to memory of 3040	3048	TXPlatfor.exe	36
PID 3048 wrote to memory of 3040	3048	TXPlatfor.exe	36
PID 2844 wrote to memory of 2884	2844	cmd.exe	38
PID 2844 wrote to memory of 2884	2844	cmd.exe	38
PID 2844 wrote to memory of 2884	2844	cmd.exe	38
PID 2844 wrote to memory of 2884	2844	cmd.exe	38
PID 2184 wrote to memory of 2444	2184	svchost.exe	39
PID 2184 wrote to memory of 2444	2184	svchost.exe	39
PID 2184 wrote to memory of 2444	2184	svchost.exe	39
PID 2184 wrote to memory of 2444	2184	svchost.exe	39

C:\Users\Admin\AppData\Local\Temp\Lunar Client+破解\Lunar\Java.exe
"C:\Users\Admin\AppData\Local\Temp\Lunar Client+破解\Lunar\Java.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1740
- 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:2368
- 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:2912
- - 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:2844
  - - 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:2884

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:3000

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:2184
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259497585.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2444

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3048
- 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:3040

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

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Downloads

HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 2.4MB
SHA256 764c98d3c07938d1f3042f2cf76f5d6f81848a77c4275c44ead95d9d6afde6b0
MD5 fce080cf567748fd48b435ab8e8754d9
SHA1 bc6009f69d07cf58dcc2b2512bdc2b0970ecca0a
SHA512 2eade76004324998013036327dc5df13588a4579b950e1613c1da74707afe81273c825f2bff92cb7bd7268b806e3dcff8bb0d2d4dcd16b40341d67e92b841252
SSDEEP 49152:3CwsbCANnKXferL7Vwe/Gg0P+WhQjzlEY:yws2ANnKXOaeOgmhQnlEY
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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N.exe

Path \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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259497585.txt

Path \Windows\SysWOW64\259497585.txt
Size 899KB
SHA256 af64006131418c7a1b8a047e5effd85b51738af7b5cdb6a1472a6bd8b1fe08fe
MD5 44d30b766f958e1b5993600c162e96bd
SHA1 b6f7de0ff908e4e53e5242694fceeae71f755974
SHA512 9efb362a064311a98e9ed2c32611ff896b724e25e83cdbdb0faebab876c0dc17e571f65a488fb5eb6748767b4059520be30a8be1f66f7f598dd5ce7e331f3e2d
SSDEEP 24576:7V2bG+2gMir4fgt7ibhRM5QhKehFdMtRj7nH1PXt:7wqd87Vt
MD5 SHA1 SHA512 SSDEEP

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Remote Data.exe

Path \Windows\SysWOW64\Remote Data.exe
Size 43KB
SHA256 5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
MD5 51138beea3e2c21ec44d0932c71762a8
SHA1 8939cf35447b22dd2c6e6f443446acc1bf986d58
SHA512 794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
SSDEEP 768:mD+ellQvZSazSRqbSEln5IyYpamDjobj8SpM:E+QWvZhSRqln5IUmDjoXV
MD5 SHA1 SHA512 SSDEEP

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memory/2912-21-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2912-20-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2912-18-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3040-38-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3040-42-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3040-43-0x0000000010000000-0x00000000101B6000-memory.dmp

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