gh0strat | 1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d

Analysis

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

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2024 06:33

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General

Target

1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe
Size

2.5MB
MD5

94afa8397628643a0154de06336b72c3
SHA1

e2a2be8af1f72c8a9af5dc6d46f111944a95a4df
SHA256

1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d
SHA512

f19740433e6964b8c9b1d64f4a6475028a58b318ac8450843883ab675c0118c90696f94490132f3bf5c62c6a28d600c1e65e52158769e95f740612ef3d6ffe32
SSDEEP

24576:HCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH+:HCwsbCANnKXferL7Vwe/Gg0P+Whl6o

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/3112-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3112-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3112-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3104-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3104-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3696-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3696-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3696-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023c14-5.dat	family_gh0strat
behavioral2/memory/3112-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3112-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3112-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3104-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3104-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3696-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3696-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3696-47-0x0000000010000000-0x00000000101B6000-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

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\\240652390.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
4852	R.exe
3112	N.exe
3104	TXPlatfor.exe
3512	HD_1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe
3696	TXPlatfor.exe
1668	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
4852	R.exe
4688	svchost.exe
1668	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
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
File created	C:\Windows\SysWOW64\240652390.txt	R.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3112-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3112-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3112-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3112-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3104-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3104-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3104-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3696-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3696-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3696-47-0x0000000010000000-0x00000000101B6000-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	1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
2016	cmd.exe
4936	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4936	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2880	1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe
2880	1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3696	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3112	N.exe
Token: SeLoadDriverPrivilege	3696	TXPlatfor.exe
Token: 33	3696	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3696	TXPlatfor.exe
Token: 33	3696	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3696	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2880	1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe
2880	1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 4852	2880	1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe	83
PID 2880 wrote to memory of 4852	2880	1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe	83
PID 2880 wrote to memory of 4852	2880	1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe	83
PID 2880 wrote to memory of 3112	2880	1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe	86
PID 2880 wrote to memory of 3112	2880	1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe	86
PID 2880 wrote to memory of 3112	2880	1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe	86
PID 3112 wrote to memory of 2016	3112	N.exe	88
PID 3112 wrote to memory of 2016	3112	N.exe	88
PID 3112 wrote to memory of 2016	3112	N.exe	88
PID 2880 wrote to memory of 3512	2880	1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe	89
PID 2880 wrote to memory of 3512	2880	1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe	89
PID 3104 wrote to memory of 3696	3104	TXPlatfor.exe	90
PID 3104 wrote to memory of 3696	3104	TXPlatfor.exe	90
PID 3104 wrote to memory of 3696	3104	TXPlatfor.exe	90
PID 2016 wrote to memory of 4936	2016	cmd.exe	92
PID 2016 wrote to memory of 4936	2016	cmd.exe	92
PID 2016 wrote to memory of 4936	2016	cmd.exe	92
PID 4688 wrote to memory of 1668	4688	svchost.exe	95
PID 4688 wrote to memory of 1668	4688	svchost.exe	95
PID 4688 wrote to memory of 1668	4688	svchost.exe	95

C:\Users\Admin\AppData\Local\Temp\1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe
"C:\Users\Admin\AppData\Local\Temp\1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.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:2880
- 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:4852
- 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:3112
- - 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:2016
  - - 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:4936
- C:\Users\Admin\AppData\Local\Temp\HD_1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe
  C:\Users\Admin\AppData\Local\Temp\HD_1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe
  2⤵
  - Executes dropped EXE
  PID:3512

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1556

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:4688
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240652390.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1668

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:3104
- 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:3696

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_1e7739ad70bec9c13d504108309adb9dd7f285e9c4dfe2db93be7b443d737d9d.exe

Filesize
139KB

MD5
59a7f620584e0d0f1a4b28a2d6a84175

SHA1
a38287d6b6b255bf13a71979d3faccbb433afe3c

SHA256
4393c1344c822ba4b7b018a8e972495c7dd8de783f6ff1e58437b4afa93e4ca0

SHA512
00ccc5a2661014df41e4e2e4dee072727121fab43d301a5a2ff84d727a0838fc8842fefae39ec7e330333a2004ed7a04d05f78f723223666cb67542399d101de

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

Filesize
2.4MB

MD5
7fa10ecef285e4775c68d38621381062

SHA1
edc85a549ed295835af25d32cffa1c37e302deba

SHA256
3af8406a80c318cc6383a8e0da7c76a55bcbc0413781dc5483b90137c4f2f40b

SHA512
31e27995e378dc3dae2e36ccb4c77462506f7e0518a9a94867abace285f9af336fda0fc4adce43632751c3fe36f410fc43ad6e03c9fddb5caed82081095c66af

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\240652390.txt

Filesize
899KB

MD5
c92d49f4f9424daeb4b5bd42aa79b6d4

SHA1
1bdbe929ef63a4e06b3427e6be6fc10cf091c4b8

SHA256
df772c03dac718f91b987c107796d6ae75a9dab2a5c72b3c5e31ebdf9fb1311b

SHA512
c557b8889295151110fac83ca5cf90b60c87a4222a3586c40f2f6e436dbf3848d1a871d2df9232f7e5cf3a2002560a133a3efcd1fea44d86630f8d2ca09e5c02

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/3104-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3104-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3104-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3112-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3112-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3112-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3112-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3512-40-0x000001EA4B4A0000-0x000001EA4B4C6000-memory.dmp

Filesize
152KB

Download
memory/3696-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3696-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3696-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download