gh0strat | 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1

Analysis

max time kernel
150s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01/01/2025, 07:45

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General

Target
6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe
Size 2.4MB
Sample250101-jlnrgsynht
SHA256 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1
MD5 d5f3da928c026382b3f82a06da820223
SHA1 cb3b4ff440ac05af54483435f1480627d2470c04
SHA512 006f8ff05e24d5baf4783e5fbd76b99187c7d1654ae28e5f3593908b72cdcfda6249a0c5e2f3c2d8b14d3677f0c8464de644f7231ea46f09a05aece0c2abc6c3
SSDEEP 24576:NCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHs:NCwsbCANnKXferL7Vwe/Gg0P+WhrRCy
MD5 SHA1 SHA512 SSDEEP

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/2904-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2904-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2904-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3272-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3272-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4612-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4612-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4612-52-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x000a000000023b99-5.dat	family_gh0strat
behavioral2/memory/2904-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2904-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2904-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3272-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3272-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4612-47-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4612-51-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4612-52-0x0000000010000000-0x00000000101B6000-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\\240619156.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
3552	R.exe
2904	N.exe
3272	TXPlatfor.exe
4612	TXPlatfor.exe
2584	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
3552	R.exe
2744	svchost.exe
2584	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240619156.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
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2904-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2904-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2904-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2904-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3272-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3272-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3272-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4612-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4612-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4612-52-0x0000000010000000-0x00000000101B6000-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	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.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 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	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	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.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

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
1600	cmd.exe
2040	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2040	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4612	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2904	N.exe
Token: SeLoadDriverPrivilege	4612	TXPlatfor.exe
Token: 33	4612	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4612	TXPlatfor.exe
Token: 33	4612	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4612	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2840	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe
2840	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2840 wrote to memory of 3552	2840	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	82
PID 2840 wrote to memory of 3552	2840	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	82
PID 2840 wrote to memory of 3552	2840	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	82
PID 2840 wrote to memory of 2904	2840	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	85
PID 2840 wrote to memory of 2904	2840	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	85
PID 2840 wrote to memory of 2904	2840	6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe	85
PID 2904 wrote to memory of 1600	2904	N.exe	87
PID 2904 wrote to memory of 1600	2904	N.exe	87
PID 2904 wrote to memory of 1600	2904	N.exe	87
PID 3272 wrote to memory of 4612	3272	TXPlatfor.exe	88
PID 3272 wrote to memory of 4612	3272	TXPlatfor.exe	88
PID 3272 wrote to memory of 4612	3272	TXPlatfor.exe	88
PID 1600 wrote to memory of 2040	1600	cmd.exe	90
PID 1600 wrote to memory of 2040	1600	cmd.exe	90
PID 1600 wrote to memory of 2040	1600	cmd.exe	90
PID 2744 wrote to memory of 2584	2744	svchost.exe	91
PID 2744 wrote to memory of 2584	2744	svchost.exe	91
PID 2744 wrote to memory of 2584	2744	svchost.exe	91

C:\Users\Admin\AppData\Local\Temp\6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe
"C:\Users\Admin\AppData\Local\Temp\6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2840
- 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:3552
- 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:2904
- - 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:1600
  - - 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:2040

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:4748

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:2744
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240619156.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2584

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:3272
- 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:4612

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

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Downloads

HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 2.4MB
SHA256 6836fa86cbb478beeff4bec5ebe44fd709b60d0ad9c363207b2a344c8b5445d1
MD5 d5f3da928c026382b3f82a06da820223
SHA1 cb3b4ff440ac05af54483435f1480627d2470c04
SHA512 006f8ff05e24d5baf4783e5fbd76b99187c7d1654ae28e5f3593908b72cdcfda6249a0c5e2f3c2d8b14d3677f0c8464de644f7231ea46f09a05aece0c2abc6c3
SSDEEP 24576:NCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHs:NCwsbCANnKXferL7Vwe/Gg0P+WhrRCy
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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240619156.txt

Path C:\Windows\SysWOW64\240619156.txt
Size 899KB
SHA256 c389e39023541cd5e9a206ad26e868186d51dec4a8f1040d3bd48c71f861a534
MD5 a937fa963dfd4246c9bf7fdbd80ac645
SHA1 5c33c5e8bcb0c8d8169709b4efa19b6ab522ab2e
SHA512 98b9120455408971b6dbcc487bc42cd2a5e8b4e438901664a3793881df24fe3c7c2e84087729a9107321cebb9b81986c6c5b7cf1e68cfe9024cb4b00d8d02963
SSDEEP 24576:7V2bG+2gMir4fgt7ibhRM5QhKehFdMtRj7nH1PXX:7wqd87VX
MD5 SHA1 SHA512 SSDEEP

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Remote Data.exe

Path C:\Windows\SysWOW64\Remote Data.exe
Size 60KB
SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
MD5 889b99c52a60dd49227c5e485a016679
SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
MD5 SHA1 SHA512 SSDEEP

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memory/2904-17-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2904-20-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2904-23-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2904-19-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3272-26-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3272-29-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3272-28-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4612-47-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4612-51-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4612-52-0x0000000010000000-0x00000000101B6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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