gh0strat | 1696c0f354335754e99143a955410f83ec2e96cbb850bda00a3f6bc891ec04c6

Analysis

max time kernel
150s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05/01/2025, 08:37

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General

Target
Lunar Client+破解/Lunar/Lunar Client+.exe
Size 2.4MB
Sample250105-kjcf4synft
SHA256 cae8b00f2a52c9437a8d5b1430e7de81ee5f041e68e368ea6eebc517d4deef97
MD5 1b920c50ef0eaef8aa2ff1c95e0ffbc3
SHA1 1abed1352e4e5a048288d13f25886186922db005
SHA512 9dfc4bd34e82ccc7329b221745d12b0e50175344dc65a3e499c4dabde00603f6a009aa8801fb4dd8bec1e808ce949a7dc389497583921996b22d14977b483f9f
SSDEEP 24576:pCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHw:pCwsbCANnKXferL7Vwe/Gg0P+Wht5D
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 9 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral10/memory/2036-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral10/memory/2036-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral10/memory/2036-14-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral10/memory/2072-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral10/memory/2072-24-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral10/memory/2072-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral10/memory/2072-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral10/memory/708-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral10/memory/708-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 10 IoCs

resource	yara_rule
behavioral10/files/0x000c000000023b93-5.dat	family_gh0strat
behavioral10/memory/2036-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral10/memory/2036-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral10/memory/2036-14-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral10/memory/2072-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral10/memory/2072-24-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral10/memory/2072-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral10/memory/2072-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral10/memory/708-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral10/memory/708-47-0x0000000010000000-0x00000000101B6000-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

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 4 IoCs

pid	Process
4648	R.exe
2036	N.exe
2072	TXPlatfor.exe
708	TXPlatfor.exe

Loads dropped DLL 1 IoCs

pid	Process
4648	R.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240623250.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral10/memory/2036-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral10/memory/2036-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral10/memory/2036-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral10/memory/2036-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral10/memory/2072-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral10/memory/2072-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral10/memory/2072-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral10/memory/2072-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral10/memory/2072-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral10/memory/708-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral10/memory/708-47-0x0000000010000000-0x00000000101B6000-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	Lunar Client+.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1368	4648	WerFault.exe	83
3668	4648	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 6 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	TXPlatfor.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	Lunar Client+.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
4376	cmd.exe
4880	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4880	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3780	Lunar Client+.exe
3780	Lunar Client+.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
708	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2036	N.exe
Token: SeLoadDriverPrivilege	708	TXPlatfor.exe
Token: 33	708	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	708	TXPlatfor.exe
Token: 33	708	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	708	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3780	Lunar Client+.exe
3780	Lunar Client+.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3780 wrote to memory of 4648	3780	Lunar Client+.exe	83
PID 3780 wrote to memory of 4648	3780	Lunar Client+.exe	83
PID 3780 wrote to memory of 4648	3780	Lunar Client+.exe	83
PID 3780 wrote to memory of 2036	3780	Lunar Client+.exe	89
PID 3780 wrote to memory of 2036	3780	Lunar Client+.exe	89
PID 3780 wrote to memory of 2036	3780	Lunar Client+.exe	89
PID 2036 wrote to memory of 4376	2036	N.exe	91
PID 2036 wrote to memory of 4376	2036	N.exe	91
PID 2036 wrote to memory of 4376	2036	N.exe	91
PID 2072 wrote to memory of 708	2072	TXPlatfor.exe	92
PID 2072 wrote to memory of 708	2072	TXPlatfor.exe	92
PID 2072 wrote to memory of 708	2072	TXPlatfor.exe	92
PID 4376 wrote to memory of 4880	4376	cmd.exe	94
PID 4376 wrote to memory of 4880	4376	cmd.exe	94
PID 4376 wrote to memory of 4880	4376	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\Lunar Client+破解\Lunar\Lunar Client+.exe
"C:\Users\Admin\AppData\Local\Temp\Lunar Client+破解\Lunar\Lunar Client+.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:3780
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:4648
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 464
    3⤵
    - Program crash
    PID:1368
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 456
    3⤵
    - Program crash
    PID:3668
- 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:2036
- - 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:4376
  - - 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:4880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4648 -ip 4648
1⤵
PID:4264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4648 -ip 4648
1⤵
PID:1524

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:2072
- 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:708

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

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

HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 2.4MB
SHA256 38ae94a90096e0f9d1af7488efb4606f5568138ac2e37e364efa9cfa7776deb8
MD5 92c2c405942ab3c0e871c55107df7dfd
SHA1 790b482de9728ebea611ab286e34f59f1f60c54d
SHA512 a346caa797b3b89e509deb3b882439b1f76d45810540a8524c5599e017c9642d311020a0b30b60ba30e7b309dd8f28932492a8da5d0b92dd66503ae3883fc8f0
SSDEEP 24576:pCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHK:pCwsbCANnKXferL7Vwe/Gg0P+Wht59
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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240623250.txt

Path C:\Windows\SysWOW64\240623250.txt
Size 899KB
SHA256 af64006131418c7a1b8a047e5effd85b51738af7b5cdb6a1472a6bd8b1fe08fe
MD5 44d30b766f958e1b5993600c162e96bd
SHA1 b6f7de0ff908e4e53e5242694fceeae71f755974
SHA512 9efb362a064311a98e9ed2c32611ff896b724e25e83cdbdb0faebab876c0dc17e571f65a488fb5eb6748767b4059520be30a8be1f66f7f598dd5ce7e331f3e2d
SSDEEP 24576:7V2bG+2gMir4fgt7ibhRM5QhKehFdMtRj7nH1PXt:7wqd87Vt
MD5 SHA1 SHA512 SSDEEP

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memory/708-47-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/708-45-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2036-14-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2036-15-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2036-18-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2036-12-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2072-25-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2072-24-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2072-32-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2072-23-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2072-21-0x0000000010000000-0x00000000101B6000-memory.dmp

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