Analysis

  • max time kernel
    144s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2024 08:55

General

  • Target

    DHL_#AWB Receipt.exe

  • Size

    876KB

  • MD5

    7e1a43265a1743e1c13fd5e764170f6a

  • SHA1

    6da49999b8e2821677c0cd6e4d7db153fcaf4bef

  • SHA256

    00d7d6f4464621ac12c198885c9a618eaf9dc6a2a25e507277e13f34a354a7db

  • SHA512

    62673b48a49652e769423360636e4c31bee7a1bb5b04b3579b1adb68056be9b3a369b6303103004f939062e154bb13840b691f573ed5291188a54f01721ff3d1

  • SSDEEP

    12288:OTvDLSJLnC3MWCVrImP2pkgyaMPPy62+kyqkcNc5JN/kR:+vXSk87V4vpaP4+hqOa

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.

  • 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 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 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL_#AWB Receipt.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL_#AWB Receipt.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1932
    • C:\Users\Admin\AppData\Local\Temp\DHL_#AWB Receipt.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL_#AWB Receipt.exe"
      2⤵
        PID:5040
      • C:\Users\Admin\AppData\Local\Temp\DHL_#AWB Receipt.exe
        "C:\Users\Admin\AppData\Local\Temp\DHL_#AWB Receipt.exe"
        2⤵
          PID:3668
        • C:\Users\Admin\AppData\Local\Temp\DHL_#AWB Receipt.exe
          "C:\Users\Admin\AppData\Local\Temp\DHL_#AWB Receipt.exe"
          2⤵
          • Accesses Microsoft Outlook profiles
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • outlook_office_path
          • outlook_win_path
          PID:2392

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\DHL_#AWB Receipt.exe.log

        Filesize

        1KB

        MD5

        8ec831f3e3a3f77e4a7b9cd32b48384c

        SHA1

        d83f09fd87c5bd86e045873c231c14836e76a05c

        SHA256

        7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

        SHA512

        26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

      • memory/1932-4-0x0000000074920000-0x00000000750D0000-memory.dmp

        Filesize

        7.7MB

      • memory/1932-3-0x00000000054F0000-0x0000000005582000-memory.dmp

        Filesize

        584KB

      • memory/1932-10-0x000000000C550000-0x000000000C5EC000-memory.dmp

        Filesize

        624KB

      • memory/1932-9-0x0000000002D30000-0x0000000002DBC000-memory.dmp

        Filesize

        560KB

      • memory/1932-5-0x00000000054C0000-0x00000000054CA000-memory.dmp

        Filesize

        40KB

      • memory/1932-6-0x00000000059E0000-0x00000000059FE000-memory.dmp

        Filesize

        120KB

      • memory/1932-7-0x000000007492E000-0x000000007492F000-memory.dmp

        Filesize

        4KB

      • memory/1932-8-0x0000000074920000-0x00000000750D0000-memory.dmp

        Filesize

        7.7MB

      • memory/1932-15-0x0000000074920000-0x00000000750D0000-memory.dmp

        Filesize

        7.7MB

      • memory/1932-2-0x0000000005A00000-0x0000000005FA4000-memory.dmp

        Filesize

        5.6MB

      • memory/1932-0-0x000000007492E000-0x000000007492F000-memory.dmp

        Filesize

        4KB

      • memory/1932-1-0x0000000000A30000-0x0000000000B0E000-memory.dmp

        Filesize

        888KB

      • memory/2392-19-0x0000000006D50000-0x0000000006DA0000-memory.dmp

        Filesize

        320KB

      • memory/2392-14-0x0000000074920000-0x00000000750D0000-memory.dmp

        Filesize

        7.7MB

      • memory/2392-16-0x0000000074920000-0x00000000750D0000-memory.dmp

        Filesize

        7.7MB

      • memory/2392-17-0x0000000074920000-0x00000000750D0000-memory.dmp

        Filesize

        7.7MB

      • memory/2392-18-0x0000000006EC0000-0x0000000007082000-memory.dmp

        Filesize

        1.8MB

      • memory/2392-11-0x0000000000400000-0x0000000000448000-memory.dmp

        Filesize

        288KB