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Analysis

  • max time kernel
    135s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/12/2024, 01:00

General

  • Target

    3f9ac29a06c3a7145971c352ecc386b94dc13be8b479d09c920f36e20f6b1b41.exe

  • Size

    624KB

  • MD5

    037b9dc9d5bee07e111173cbe87624b4

  • SHA1

    881d8ba41c222c0ff9ee96dab3e954417da6c34f

  • SHA256

    3f9ac29a06c3a7145971c352ecc386b94dc13be8b479d09c920f36e20f6b1b41

  • SHA512

    5fc5c3794ff87db5d13e2b93c5805f4b17c23aff7d4f348a7634206f88d3814f479d9a73a157e8f01823facf5e70dea831a8725d45171b5e1164397ce2a08433

  • SSDEEP

    12288:OPbTRt0NTO1JKbMDrZrVW+RLV//TSrSv9GDa0YN7vuAwmqG8kL:ybTniTOHmWr5Uq+rSoEduAwmNx

Malware Config

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Vipkeylogger family
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

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

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3f9ac29a06c3a7145971c352ecc386b94dc13be8b479d09c920f36e20f6b1b41.exe
    "C:\Users\Admin\AppData\Local\Temp\3f9ac29a06c3a7145971c352ecc386b94dc13be8b479d09c920f36e20f6b1b41.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2864
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1960

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1960-8-0x0000000074940000-0x00000000750F0000-memory.dmp

    Filesize

    7.7MB

  • memory/1960-10-0x000000007494E000-0x000000007494F000-memory.dmp

    Filesize

    4KB

  • memory/1960-15-0x0000000006960000-0x000000000696A000-memory.dmp

    Filesize

    40KB

  • memory/1960-14-0x0000000006BA0000-0x0000000006C32000-memory.dmp

    Filesize

    584KB

  • memory/1960-4-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/1960-5-0x000000007494E000-0x000000007494F000-memory.dmp

    Filesize

    4KB

  • memory/1960-13-0x0000000006850000-0x00000000068A0000-memory.dmp

    Filesize

    320KB

  • memory/1960-12-0x00000000069D0000-0x0000000006B92000-memory.dmp

    Filesize

    1.8MB

  • memory/1960-11-0x0000000074940000-0x00000000750F0000-memory.dmp

    Filesize

    7.7MB

  • memory/1960-7-0x0000000005650000-0x00000000056EC000-memory.dmp

    Filesize

    624KB

  • memory/1960-6-0x0000000005D10000-0x00000000062B4000-memory.dmp

    Filesize

    5.6MB

  • memory/2864-0-0x00007FFEE8973000-0x00007FFEE8975000-memory.dmp

    Filesize

    8KB

  • memory/2864-9-0x00007FFEE8970000-0x00007FFEE9431000-memory.dmp

    Filesize

    10.8MB

  • memory/2864-1-0x000002CCA3620000-0x000002CCA36C0000-memory.dmp

    Filesize

    640KB

  • memory/2864-3-0x00007FFEE8970000-0x00007FFEE9431000-memory.dmp

    Filesize

    10.8MB

  • memory/2864-2-0x000002CCA3A80000-0x000002CCA3B1C000-memory.dmp

    Filesize

    624KB