Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-01-2025 03:37

General

  • Target

    Swift Message_30_01_2025.exe

  • Size

    924KB

  • MD5

    bbc664f873b435fe9a4b3bc437b5e496

  • SHA1

    65a58786ed3040b2e46d2e77e45a678ab93765b9

  • SHA256

    975f788c146d6a8c1361b5ec4bdbd11ccd97dea1b3067cc1bea496d07a05ff8d

  • SHA512

    143061c6403ed9b3ad4acdf8fe6a9de9d9b9bad3d9e061b6ec1484c448b7470d47bb639218dfae81f8f6eeb2297c82d257d0306c58901e8c072cfa4040958078

  • SSDEEP

    12288:BzUM8H4rz4pMBquEcrNNZb8uqY22RJCavgYGOKcaXusNRxLx8xR:FUMpApZCN5aY2szvgZXusTxL6

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
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 3 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 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Swift Message_30_01_2025.exe
    "C:\Users\Admin\AppData\Local\Temp\Swift Message_30_01_2025.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4920
    • C:\Users\Admin\AppData\Local\Temp\Swift Message_30_01_2025.exe
      "C:\Users\Admin\AppData\Local\Temp\Swift Message_30_01_2025.exe"
      2⤵
        PID:1840
      • C:\Users\Admin\AppData\Local\Temp\Swift Message_30_01_2025.exe
        "C:\Users\Admin\AppData\Local\Temp\Swift Message_30_01_2025.exe"
        2⤵
          PID:1052
        • C:\Users\Admin\AppData\Local\Temp\Swift Message_30_01_2025.exe
          "C:\Users\Admin\AppData\Local\Temp\Swift Message_30_01_2025.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:2220

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Swift Message_30_01_2025.exe.log

        Filesize

        1KB

        MD5

        8ec831f3e3a3f77e4a7b9cd32b48384c

        SHA1

        d83f09fd87c5bd86e045873c231c14836e76a05c

        SHA256

        7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

        SHA512

        26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

      • memory/2220-11-0x0000000000400000-0x0000000000448000-memory.dmp

        Filesize

        288KB

      • memory/2220-20-0x0000000074E50000-0x0000000075600000-memory.dmp

        Filesize

        7.7MB

      • memory/2220-19-0x0000000074E50000-0x0000000075600000-memory.dmp

        Filesize

        7.7MB

      • memory/2220-18-0x00000000063F0000-0x0000000006440000-memory.dmp

        Filesize

        320KB

      • memory/2220-17-0x0000000006570000-0x0000000006732000-memory.dmp

        Filesize

        1.8MB

      • memory/2220-16-0x0000000074E50000-0x0000000075600000-memory.dmp

        Filesize

        7.7MB

      • memory/2220-14-0x0000000074E50000-0x0000000075600000-memory.dmp

        Filesize

        7.7MB

      • memory/4920-5-0x0000000005930000-0x000000000593A000-memory.dmp

        Filesize

        40KB

      • memory/4920-9-0x0000000005180000-0x000000000520E000-memory.dmp

        Filesize

        568KB

      • memory/4920-10-0x0000000006D60000-0x0000000006DFC000-memory.dmp

        Filesize

        624KB

      • memory/4920-8-0x0000000074E50000-0x0000000075600000-memory.dmp

        Filesize

        7.7MB

      • memory/4920-7-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

        Filesize

        4KB

      • memory/4920-6-0x0000000006A50000-0x0000000006A6E000-memory.dmp

        Filesize

        120KB

      • memory/4920-15-0x0000000074E50000-0x0000000075600000-memory.dmp

        Filesize

        7.7MB

      • memory/4920-0-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

        Filesize

        4KB

      • memory/4920-4-0x0000000074E50000-0x0000000075600000-memory.dmp

        Filesize

        7.7MB

      • memory/4920-3-0x0000000005780000-0x0000000005812000-memory.dmp

        Filesize

        584KB

      • memory/4920-2-0x0000000005C50000-0x00000000061F4000-memory.dmp

        Filesize

        5.6MB

      • memory/4920-1-0x0000000000CA0000-0x0000000000D8E000-memory.dmp

        Filesize

        952KB