Overview

overview

10

Static

static

3

5b68d93f21...8N.exe

windows7-x64

10

5b68d93f21...8N.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2024, 18:39

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General

  • Target
    5b68d93f21d6b07ac727cb0b813615a547cbb929f9e36147f5ce9eeddbde4e98N.exe
  • Size 1.5MB
  • Sample241107-xa22maxbrp
  • SHA256 5b68d93f21d6b07ac727cb0b813615a547cbb929f9e36147f5ce9eeddbde4e98
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
phorphiexdiscoveryevasionexecutionloaderpersistencetrojanworm

Malware Config

Extracted

Family

  • phorphiex

C2

  • http://185.215.113.66/

  • http://91.202.233.141/

Wallets

  • 0xCa90599132C4D88907Bd8E046540284aa468a035

  • TRuGGXNDM1cavQ1AqMQHG8yfxP4QWVSMN6

  • qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r

  • XryzFMFVpDUvU7famUGf214EXD3xNUSmQf

  • rsXCXBf9SagxV8JfC12d8Bybk84oPdMNN9

  • AULzfBuUAPfCGAXoG5Vq14aP9s6fx3AH4Z

  • LTK4xdKPAgFHPLan8kriAD7eY4heyy73mB

  • MP8GEm8QpYgQYaMo8oM5NQhRBgDGiLZW5Q

  • 4BB7ckkaPTyADc8trtuwDoZxywaR4eNL5cDJ3KBjq9GraN4mUFztf7mLS7WgT7Bh7uPqpjvA4ypVwXKCJ1vvLWWAFvSmDoD

  • 15TssKwtjMtwy4vDLcLsQUZUD2B9f7eDjw85sBNVC5LRPPnC

  • 1BzmrjmKPKSR2hH5BeJySfiVA676E8DYaK

  • ltc1qt0n3f0t7vz9k0mvcswk477shrxwjhf9sj5ykrp

  • 3PMiLynrGVZ8oEqvoqC4hXD67B1WoALR4pc

  • 3ESHude8zUHksQg1h6hHmzY79BS36L91Yn

  • DLUzwvyxN1RrwjByUPPzVMdfxNRPGVRMMA

  • t1J6GCPCiHW1eRdjJgDDu6b1vSVmL5U7Twh

  • stars125f3mw4xd9htpsq4zj5w5ezm5gags37yxxh6mj

  • bnb1msyt0djx4ecspfxg5en0ye465kg3kmv9utzml2

  • bc1ppypcmu3684n648gyj62gjp2rw0xy7w3vwfamatlg29ajp4z52desafa0sr

  • bc1qc9edl4hzl9jyt8twdad3zjeh2df2znq96tdezd

Attributes
  • mutex

    mmn7nnm8na

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36

Signatures

  • Modifies security service 2 TTPs 1 IoCs
    evasion
  • Phorphiex family
    phorphiex
  • Phorphiex payload 1 IoCs
  • Phorphiex, Phorpiex

    Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

    wormtrojanloaderphorphiex
  • Windows security bypass 2 TTPs 6 IoCs
    evasiontrojan
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    execution
  • Downloads MZ/PE file
  • Stops running service(s) 4 TTPs
    evasionexecution
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Windows security modification 2 TTPs 7 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in Windows directory 2 IoCs
  • Launches sc.exe 5 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 12 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5b68d93f21d6b07ac727cb0b813615a547cbb929f9e36147f5ce9eeddbde4e98N.exe
    "C:\Users\Admin\AppData\Local\Temp\5b68d93f21d6b07ac727cb0b813615a547cbb929f9e36147f5ce9eeddbde4e98N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2360
    • C:\Users\Admin\AppData\Local\Temp\D337.exe
      "C:\Users\Admin\AppData\Local\Temp\D337.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2416
      • C:\Users\Admin\AppData\Local\Temp\206197858.exe
        C:\Users\Admin\AppData\Local\Temp\206197858.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2852
        • C:\Windows\sysppvrdnvs.exe
          C:\Windows\sysppvrdnvs.exe
          4⤵
          • Modifies security service
          • Windows security bypass
          • Executes dropped EXE
          • Windows security modification
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2848
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c powershell -Command "Add-MpPreference -ExclusionPath $env:windir; Add-MpPreference -ExclusionPath $env:TEMP; Add-MpPreference -ExclusionPath $env:USERPROFILE"
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2740
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              powershell -Command "Add-MpPreference -ExclusionPath $env:windir; Add-MpPreference -ExclusionPath $env:TEMP; Add-MpPreference -ExclusionPath $env:USERPROFILE"
              6⤵
              • Command and Scripting Interpreter: PowerShell
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2604
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c sc stop UsoSvc & sc stop WaaSMedicSvc & sc stop wuauserv & sc stop DoSvc & sc stop BITS /wait
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2824
            • C:\Windows\SysWOW64\sc.exe
              sc stop UsoSvc
              6⤵
              • Launches sc.exe
              • System Location Discovery: System Language Discovery
              PID:1512
            • C:\Windows\SysWOW64\sc.exe
              sc stop WaaSMedicSvc
              6⤵
              • Launches sc.exe
              • System Location Discovery: System Language Discovery
              PID:2620
            • C:\Windows\SysWOW64\sc.exe
              sc stop wuauserv
              6⤵
              • Launches sc.exe
              • System Location Discovery: System Language Discovery
              PID:2408
            • C:\Windows\SysWOW64\sc.exe
              sc stop DoSvc
              6⤵
              • Launches sc.exe
              • System Location Discovery: System Language Discovery
              PID:2616
            • C:\Windows\SysWOW64\sc.exe
              sc stop BITS /wait
              6⤵
              • Launches sc.exe
              • System Location Discovery: System Language Discovery
              PID:920

Network

        MITRE ATT&CK Enterprise v15

        Reconnaissance

        Resource Development

        Initial Access

        Execution

        Command and Scripting Interpreter

        1
        T1059

        PowerShell

        1
        T1059.001

        System Services

        1
        T1569

        Service Execution

        1
        T1569.002

        Persistence

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Create or Modify System Process

        2
        T1543

        Windows Service

        2
        T1543.003

        Privilege Escalation

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Create or Modify System Process

        2
        T1543

        Windows Service

        2
        T1543.003

        Defense Evasion

        Impair Defenses

        3
        T1562

        Disable or Modify Tools

        2
        T1562.001

        Modify Registry

        4
        T1112

        Credential Access

        Discovery

        System Information Discovery

        1
        T1082

        System Location Discovery

        1
        T1614

        System Language Discovery

        1
        T1614.001

        Lateral Movement

        Collection

        Command and Control

        Exfiltration

        Impact

        Service Stop

        1
        T1489

        Replay Monitor

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        Downloads

        1[1]
        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\EOYL2MRI\1[1]
        • Size 108KB
        • SHA256 84652bb8c63ca4fd7eb7a2d6ef44029801f3057aa2961867245a3a765928dd02
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        206197858.exe
        • Path \Users\Admin\AppData\Local\Temp\206197858.exe
        • Size 83KB
        • SHA256 9eaaadf3857e4a3e83f4f78d96ab185213b6528c8e470807f9d16035daadf33d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        D337.exe
        • Path \Users\Admin\AppData\Local\Temp\D337.exe
        • Size 9KB
        • SHA256 feb4c3ae4566f0acbb9e0f55417b61fefd89dc50a4e684df780813fb01d61278
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download