Analysis

  • max time kernel
    125s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 02:16

General

  • Target

    a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe

  • Size

    891KB

  • MD5

    eb2e7ee3bebc073a9f5af99471542759

  • SHA1

    ee317898e36ec70f53fffd29f0d8fff4bb869276

  • SHA256

    a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54

  • SHA512

    2262ce340093565fe0b0e9a3a503f8f11ca9741ac608af8ea67f731747df3e5d1281dfa683c2ffdc6bc7eadff20aefd7fc62f759580177bfadfd05be9c4f82a5

  • SSDEEP

    12288:le0ceZ6Pz30pPXPwqpF1p07yU05CMMqr1ud2hsWPv2wbPGi1e:DcCpP/wqpF1p07305Car17+WPNbei1e

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.

  • 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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe
    "C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2312
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3680
    • C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe
      "C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe"
      2⤵
        PID:4104
      • C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe
        "C:\Users\Admin\AppData\Local\Temp\a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1820
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1820 -s 1512
          3⤵
          • Program crash
          PID:1872
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4340,i,1729213506309163284,12809566808978835441,262144 --variations-seed-version --mojo-platform-channel-handle=4288 /prefetch:8
      1⤵
        PID:764
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1820 -ip 1820
        1⤵
          PID:3720

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_s1h4qlay.3j4.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • memory/1820-11-0x0000000000400000-0x000000000044A000-memory.dmp

          Filesize

          296KB

        • memory/1820-35-0x00000000750C0000-0x0000000075870000-memory.dmp

          Filesize

          7.7MB

        • memory/1820-19-0x00000000750C0000-0x0000000075870000-memory.dmp

          Filesize

          7.7MB

        • memory/1820-13-0x00000000750C0000-0x0000000075870000-memory.dmp

          Filesize

          7.7MB

        • memory/2312-10-0x000000000AB90000-0x000000000AC2C000-memory.dmp

          Filesize

          624KB

        • memory/2312-3-0x0000000005390000-0x0000000005422000-memory.dmp

          Filesize

          584KB

        • memory/2312-7-0x00000000750CE000-0x00000000750CF000-memory.dmp

          Filesize

          4KB

        • memory/2312-8-0x00000000750C0000-0x0000000075870000-memory.dmp

          Filesize

          7.7MB

        • memory/2312-9-0x00000000083A0000-0x000000000842C000-memory.dmp

          Filesize

          560KB

        • memory/2312-0-0x00000000750CE000-0x00000000750CF000-memory.dmp

          Filesize

          4KB

        • memory/2312-5-0x0000000005450000-0x000000000545A000-memory.dmp

          Filesize

          40KB

        • memory/2312-14-0x00000000750C0000-0x0000000075870000-memory.dmp

          Filesize

          7.7MB

        • memory/2312-4-0x00000000750C0000-0x0000000075870000-memory.dmp

          Filesize

          7.7MB

        • memory/2312-1-0x00000000008A0000-0x0000000000986000-memory.dmp

          Filesize

          920KB

        • memory/2312-6-0x0000000008090000-0x00000000080A0000-memory.dmp

          Filesize

          64KB

        • memory/2312-2-0x0000000005860000-0x0000000005E04000-memory.dmp

          Filesize

          5.6MB

        • memory/3680-31-0x0000000005EE0000-0x0000000005F46000-memory.dmp

          Filesize

          408KB

        • memory/3680-47-0x00000000069A0000-0x00000000069BE000-memory.dmp

          Filesize

          120KB

        • memory/3680-20-0x0000000005310000-0x0000000005332000-memory.dmp

          Filesize

          136KB

        • memory/3680-16-0x00000000750C0000-0x0000000075870000-memory.dmp

          Filesize

          7.7MB

        • memory/3680-30-0x0000000005D00000-0x0000000005D66000-memory.dmp

          Filesize

          408KB

        • memory/3680-17-0x00000000750C0000-0x0000000075870000-memory.dmp

          Filesize

          7.7MB

        • memory/3680-32-0x0000000005FE0000-0x0000000006334000-memory.dmp

          Filesize

          3.3MB

        • memory/3680-33-0x00000000063B0000-0x00000000063CE000-memory.dmp

          Filesize

          120KB

        • memory/3680-34-0x00000000063F0000-0x000000000643C000-memory.dmp

          Filesize

          304KB

        • memory/3680-15-0x0000000004E30000-0x0000000004E66000-memory.dmp

          Filesize

          216KB

        • memory/3680-36-0x0000000007380000-0x00000000073B2000-memory.dmp

          Filesize

          200KB

        • memory/3680-18-0x00000000054A0000-0x0000000005AC8000-memory.dmp

          Filesize

          6.2MB

        • memory/3680-37-0x00000000707B0000-0x00000000707FC000-memory.dmp

          Filesize

          304KB

        • memory/3680-48-0x00000000075D0000-0x0000000007673000-memory.dmp

          Filesize

          652KB

        • memory/3680-49-0x0000000007D50000-0x00000000083CA000-memory.dmp

          Filesize

          6.5MB

        • memory/3680-50-0x0000000007700000-0x000000000771A000-memory.dmp

          Filesize

          104KB

        • memory/3680-51-0x0000000007770000-0x000000000777A000-memory.dmp

          Filesize

          40KB

        • memory/3680-52-0x0000000007980000-0x0000000007A16000-memory.dmp

          Filesize

          600KB

        • memory/3680-53-0x0000000007900000-0x0000000007911000-memory.dmp

          Filesize

          68KB

        • memory/3680-54-0x0000000007930000-0x000000000793E000-memory.dmp

          Filesize

          56KB

        • memory/3680-55-0x0000000007940000-0x0000000007954000-memory.dmp

          Filesize

          80KB

        • memory/3680-56-0x0000000007A40000-0x0000000007A5A000-memory.dmp

          Filesize

          104KB

        • memory/3680-57-0x0000000007A20000-0x0000000007A28000-memory.dmp

          Filesize

          32KB

        • memory/3680-60-0x00000000750C0000-0x0000000075870000-memory.dmp

          Filesize

          7.7MB