gh0strat | 1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24

General

Target

1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe
Size

7.2MB
MD5

a1d0bbce1389f0397067e7afe6dbcff8
SHA1

6f60af8d6c0e0d4314fa8b15abb55dcabc563ddb
SHA256

1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24
SHA512

2ead87ce00afc8546547170158aba5704f64046411b9b920e366a1b76d5939eb5c43ce2e75691705b87e802f4cf929427ba64570f5970888215ce7df1d7cda42
SSDEEP

196608:/WT9nO762xoAKKJq3a6maeB22mt9/VGpgJD2ZeXK71v8QUS4N:17je+aeB22mBGpnZH71knSW

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/5024-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5024-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5024-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2836-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2836-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5024-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2836-27-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/984-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/984-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/984-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2836-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/memory/5024-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5024-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5024-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2836-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2836-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5024-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2836-27-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x00070000000234a7-25.dat	family_gh0strat
behavioral2/memory/984-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/984-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/984-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2836-15-0x0000000010000000-0x00000000101B6000-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
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatforn.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\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240624984.txt"	svchos.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"	TXPlatforn.exe

Executes dropped EXE 5 IoCs

pid	Process
5024	svchost.exe
2836	TXPlatforn.exe
2404	svchos.exe
984	TXPlatforn.exe
3832	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

pid	Process
2404	svchos.exe
4204	svchost.exe
3832	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5024-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5024-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5024-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5024-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2836-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2836-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2836-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5024-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2836-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/984-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/984-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/984-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2836-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\240624984.txt	svchos.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	svchos.exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.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	TXPlatforn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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
3500	PING.EXE
2660	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3500	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2120	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe
2120	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
984	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	5024	svchost.exe
Token: SeLoadDriverPrivilege	984	TXPlatforn.exe
Token: 33	984	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	984	TXPlatforn.exe
Token: 33	984	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	984	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2120	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe
2120	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 5024	2120	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe	83
PID 2120 wrote to memory of 5024	2120	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe	83
PID 2120 wrote to memory of 5024	2120	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe	83
PID 5024 wrote to memory of 2660	5024	svchost.exe	88
PID 5024 wrote to memory of 2660	5024	svchost.exe	88
PID 5024 wrote to memory of 2660	5024	svchost.exe	88
PID 2120 wrote to memory of 2404	2120	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe	89
PID 2120 wrote to memory of 2404	2120	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe	89
PID 2120 wrote to memory of 2404	2120	1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe	89
PID 2836 wrote to memory of 984	2836	TXPlatforn.exe	90
PID 2836 wrote to memory of 984	2836	TXPlatforn.exe	90
PID 2836 wrote to memory of 984	2836	TXPlatforn.exe	90
PID 2660 wrote to memory of 3500	2660	cmd.exe	94
PID 2660 wrote to memory of 3500	2660	cmd.exe	94
PID 2660 wrote to memory of 3500	2660	cmd.exe	94
PID 4204 wrote to memory of 3832	4204	svchost.exe	95
PID 4204 wrote to memory of 3832	4204	svchost.exe	95
PID 4204 wrote to memory of 3832	4204	svchost.exe	95

C:\Users\Admin\AppData\Local\Temp\1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.exe
"C:\Users\Admin\AppData\Local\Temp\1d6fb859d45259c7de0c5a9572b02ccd0c4a5db58e74a3f8919cefd1053b4b24.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:2120
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\\svchost.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:5024
- - 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\svchost.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2660
  - - 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:3500
- C:\Users\Admin\AppData\Local\Temp\svchos.exe
  C:\Users\Admin\AppData\Local\Temp\\svchos.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:2404

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2836
- C:\Windows\SysWOW64\TXPlatforn.exe
  C:\Windows\SysWOW64\TXPlatforn.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:984

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2260

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4204
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240624984.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
1.8MB

MD5
5b7f886a4d867012af126fdb562b5d3d

SHA1
69a26fe07306a7377015d47eda27fc95962235b9

SHA256
5d4e23a70f81ead8a2e999b6ef20891084140e6150e4f74006dc3ee5109ed02b

SHA512
0754743d17a60ed53c82ff577aea0981c45440038b8f785be830711eb99d7e2dafeda83dfb43f97decc31c19a8c96664fd697ae4e330bd6d9c999b98b5e2122b

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

Filesize
93KB

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

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

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
C:\Windows\SysWOW64\240624984.txt

Filesize
50KB

MD5
773ddbbd3d0bdc57921889812124672d

SHA1
02b849e2f0d881664fe6e638fe9877944fa32b34

SHA256
77206b3d13a04863ac356102309e2504f6877fb8c3434e33b68b05b7d88c25a2

SHA512
670a0ac125e2044a60191cf2ed3d51338df2375970a1ddf7aab22c1d9898b01ecaf81e876ba3a9db6c2bfec1650bf9e2681a9b5a192f97e62dcd6fe6f898f2e7

Download Submit
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/984-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/984-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/984-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2836-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2836-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2836-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2836-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2836-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5024-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5024-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5024-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5024-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5024-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads