gh0strat | 745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-12-2024 16:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
Size

6.8MB
MD5

efb1ad76c1a47bfd186ed5fe80566950
SHA1

600b8d31277564b24d41e3d123de43f48117de0b
SHA256

745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f
SHA512

af3a0a6e7d64f09784d4fa1e1b9c890ddc5a28afd3159d368f8a64701d4fa26894238bb1b2022ad02c73a673412fd91a29bde90d1723b04d36e3da2fc556348d
SSDEEP

196608:9KXbeO7vOxvsNmHgSAMEX9bhl3jM5/XzS:W7vOxqIQPl345vu

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
behavioral1/memory/2920-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2920-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2744-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2744-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2744-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x00070000000186d2-6.dat	family_gh0strat
behavioral1/memory/2920-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2920-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2744-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2744-47-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2744-49-0x0000000010000000-0x00000000101B6000-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\\259449927.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
2164	R.exe
2920	N.exe
2144	TXPlatfor.exe
2744	TXPlatfor.exe
2624	HD_745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
2864	Remote Data.exe

Loads dropped DLL 8 IoCs

pid	Process
3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
2164	R.exe
2816	svchost.exe
3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
2144	TXPlatfor.exe
3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
2816	svchost.exe
2864	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
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\259449927.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2920-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2920-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2920-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2744-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2744-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2744-49-0x0000000010000000-0x00000000101B6000-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	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Remote Data.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
2412	PING.EXE
3032	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2412	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2744	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2920	N.exe
Token: SeLoadDriverPrivilege	2744	TXPlatfor.exe
Token: 33	2744	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2744	TXPlatfor.exe
Token: 33	2744	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2744	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 3056 wrote to memory of 2164	3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	31
PID 3056 wrote to memory of 2164	3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	31
PID 3056 wrote to memory of 2164	3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	31
PID 3056 wrote to memory of 2164	3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	31
PID 3056 wrote to memory of 2920	3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	34
PID 3056 wrote to memory of 2920	3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	34
PID 3056 wrote to memory of 2920	3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	34
PID 3056 wrote to memory of 2920	3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	34
PID 3056 wrote to memory of 2920	3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	34
PID 3056 wrote to memory of 2920	3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	34
PID 3056 wrote to memory of 2920	3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	34
PID 2920 wrote to memory of 3032	2920	N.exe	36
PID 2920 wrote to memory of 3032	2920	N.exe	36
PID 2920 wrote to memory of 3032	2920	N.exe	36
PID 2920 wrote to memory of 3032	2920	N.exe	36
PID 2144 wrote to memory of 2744	2144	TXPlatfor.exe	37
PID 2144 wrote to memory of 2744	2144	TXPlatfor.exe	37
PID 2144 wrote to memory of 2744	2144	TXPlatfor.exe	37
PID 2144 wrote to memory of 2744	2144	TXPlatfor.exe	37
PID 2144 wrote to memory of 2744	2144	TXPlatfor.exe	37
PID 2144 wrote to memory of 2744	2144	TXPlatfor.exe	37
PID 2144 wrote to memory of 2744	2144	TXPlatfor.exe	37
PID 3056 wrote to memory of 2624	3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	39
PID 3056 wrote to memory of 2624	3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	39
PID 3056 wrote to memory of 2624	3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	39
PID 3056 wrote to memory of 2624	3056	745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe	39
PID 3032 wrote to memory of 2412	3032	cmd.exe	40
PID 3032 wrote to memory of 2412	3032	cmd.exe	40
PID 3032 wrote to memory of 2412	3032	cmd.exe	40
PID 3032 wrote to memory of 2412	3032	cmd.exe	40
PID 2816 wrote to memory of 2864	2816	svchost.exe	41
PID 2816 wrote to memory of 2864	2816	svchost.exe	41
PID 2816 wrote to memory of 2864	2816	svchost.exe	41
PID 2816 wrote to memory of 2864	2816	svchost.exe	41

C:\Users\Admin\AppData\Local\Temp\745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
"C:\Users\Admin\AppData\Local\Temp\745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3056
- 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:2164
- 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:2920
- - 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:3032
  - - 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:2412
- C:\Users\Admin\AppData\Local\Temp\HD_745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
  C:\Users\Admin\AppData\Local\Temp\HD_745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe
  2⤵
  - Executes dropped EXE
  PID:2624

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2784

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:2816
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259449927.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2864

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:2144
- 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:2744

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\HD_745b01cb08994f8157280d7dc0372e7f3134b547a4643f9d4fdb7d041750b85f.exe

Filesize
4.3MB

MD5
67ae22c78d09f8668437f4161c7dbe34

SHA1
cd984be2663e6caf87700a5420f4bcc84a49a91d

SHA256
aee5a7f893b911d84e3f68a9b4a32d79f86b8cdc566399767b60f635a58f2b37

SHA512
a743aed56ff02db53e7ba23fa051eb5588b1902dba42bbfe6d3c8eb68f270feb081aa1bbbfae0a559d5ff02fb6372d1ef12bcd3b91fd57b048f6947129df0ddd

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

Filesize
2.5MB

MD5
f169e61c8fd052d9fac4aa400348e6b7

SHA1
d625135ff33b0755f62b582472690bc51d39b526

SHA256
6564224f9c3c875a1273f6672d65db27ca2d129b198780a23974e0c6260408b1

SHA512
c3e8c99ab10e2ae743a3cdb14e79258978e6f9709204da67213eae225ae53830245bb4c6f05312dd6d21fada7a817b8eff7b9ee18ec947709874591dd32c46e8

Download Submit
C:\Users\Admin\AppData\Local\Temp\N.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
\Users\Admin\AppData\Local\Temp\R.exe

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Windows\SysWOW64\259449927.txt

Filesize
899KB

MD5
9ab546435e1969c475ba10a242c67da4

SHA1
5d545dd32ebe563e807b14c84dd60a6914a4aef8

SHA256
712494b5c5cc2490a86dc925e328285837b4cf259c41b88446fcc9a732c11b46

SHA512
75ff6a2f7f2b5639ec1bf1973f6f91a2dd3bac42b90fa7c0abe2f0845cc881fb4e130b389ccb3caf6d2a2bb16a16d6ac963a7682223beae9e9f67c99709fdd76

Download Submit
memory/2744-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2744-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2744-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2920-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2920-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2920-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download