Analysis

  • max time kernel
    150s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    15-08-2024 11:22

General

  • Target

    R B X 1 2 5.rar

  • Size

    9.7MB

  • MD5

    775d1f7409c0507d2864d7bd283ef914

  • SHA1

    fc28466f13da0f88cde02bd70b79e8a3f093c4e3

  • SHA256

    0bf30e9e9446bb909d3459669312f5982f6af0a3dd1d61eb141c386785b52331

  • SHA512

    f3e190834aca8fa56683148ce012622360fdc575eccb6a667021df6d92cd260a57689fc7b9ca3ff47bcbeac1f2f4a8679fb46228751e8756a6925f4018cf6573

  • SSDEEP

    196608:pzg44wZIYG1SyNmDfJjO8pMjHWXjBawNBxm2gMTHNV4Y/ry++jn5H9I:m5wZIL1TCEXjHwBawzxNnrG5j5G

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 63 IoCs
  • Suspicious use of SendNotifyMessage 62 IoCs
  • Suspicious use of SetWindowsHookEx 24 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\R B X 1 2 5.rar"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1412
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\R B X 1 2 5.rar
      2⤵
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of WriteProcessMemory
      PID:2744
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\R B X 1 2 5.rar
        3⤵
        • Modifies registry class
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of WriteProcessMemory
        PID:3060
        • C:\Program Files\VideoLAN\VLC\vlc.exe
          "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\R B X 1 2 5.rar"
          4⤵
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of SetWindowsHookEx
          PID:692
  • C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    1⤵
      PID:1476
    • C:\Windows\system32\SearchIndexer.exe
      C:\Windows\system32\SearchIndexer.exe /Embedding
      1⤵
      • Modifies data under HKEY_USERS
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1628
      • C:\Windows\system32\SearchProtocolHost.exe
        "C:\Windows\system32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe_S-1-5-21-2212144002-1172735686-1556890956-10001_ Global\UsGthrCtrlFltPipeMssGthrPipe_S-1-5-21-2212144002-1172735686-1556890956-10001 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)" "C:\ProgramData\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon" "1"
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:2508
      • C:\Windows\system32\SearchFilterHost.exe
        "C:\Windows\system32\SearchFilterHost.exe" 0 512 516 524 65536 520
        2⤵
        • Modifies data under HKEY_USERS
        PID:2948
      • C:\Windows\system32\SearchProtocolHost.exe
        "C:\Windows\system32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe2_ Global\UsGthrCtrlFltPipeMssGthrPipe2 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)" "C:\ProgramData\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon"
        2⤵
        • Drops file in System32 directory
        • Modifies data under HKEY_USERS
        • Suspicious use of SetWindowsHookEx
        PID:2864
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      1⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2872

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\ProgramData\Microsoft\Search\Data\Applications\Windows\MSS.log

      Filesize

      1024KB

      MD5

      d10c27f59dfdc972c4de635687df4614

      SHA1

      3ebd0ac94d845bca26c36a05e3a70f75561fe3e4

      SHA256

      71636872ba48e12fbf90eec49168337910ef98ad0ee00cda106f2904c83f8f65

      SHA512

      4c649ed28619302cbad9f1a2455bd4f2970b05f59740d642c4691f073df9e195bd6fcbcda107ffe7ad7b095bcff68c1882744e86fb374c4224f804850010bf4c

    • memory/692-59-0x000007FEF3760000-0x000007FEF37DC000-memory.dmp

      Filesize

      496KB

    • memory/692-41-0x000007FEF71F0000-0x000007FEF7201000-memory.dmp

      Filesize

      68KB

    • memory/692-39-0x000007FEFAB50000-0x000007FEFAB68000-memory.dmp

      Filesize

      96KB

    • memory/692-37-0x000007FEFADB0000-0x000007FEFADE4000-memory.dmp

      Filesize

      208KB

    • memory/692-38-0x000007FEF5BC0000-0x000007FEF5E76000-memory.dmp

      Filesize

      2.7MB

    • memory/692-43-0x000007FEF6620000-0x000007FEF6631000-memory.dmp

      Filesize

      68KB

    • memory/692-42-0x000007FEF71D0000-0x000007FEF71E7000-memory.dmp

      Filesize

      92KB

    • memory/692-44-0x000007FEF6110000-0x000007FEF612D000-memory.dmp

      Filesize

      116KB

    • memory/692-45-0x000007FEF57C0000-0x000007FEF57D1000-memory.dmp

      Filesize

      68KB

    • memory/692-47-0x000007FEF39B0000-0x000007FEF3BBB000-memory.dmp

      Filesize

      2.0MB

    • memory/692-58-0x000007FEF37E0000-0x000007FEF3847000-memory.dmp

      Filesize

      412KB

    • memory/692-52-0x000007FEF3900000-0x000007FEF3911000-memory.dmp

      Filesize

      68KB

    • memory/692-60-0x000007FEF3540000-0x000007FEF3551000-memory.dmp

      Filesize

      68KB

    • memory/692-54-0x000007FEF38C0000-0x000007FEF38DB000-memory.dmp

      Filesize

      108KB

    • memory/692-53-0x000007FEF38E0000-0x000007FEF38F1000-memory.dmp

      Filesize

      68KB

    • memory/692-51-0x000007FEF3920000-0x000007FEF3931000-memory.dmp

      Filesize

      68KB

    • memory/692-48-0x000007FEF3960000-0x000007FEF39A1000-memory.dmp

      Filesize

      260KB

    • memory/692-55-0x000007FEF38A0000-0x000007FEF38B1000-memory.dmp

      Filesize

      68KB

    • memory/692-56-0x000007FEF3880000-0x000007FEF3898000-memory.dmp

      Filesize

      96KB

    • memory/692-57-0x000007FEF3850000-0x000007FEF3880000-memory.dmp

      Filesize

      192KB

    • memory/692-49-0x000007FEF5790000-0x000007FEF57B1000-memory.dmp

      Filesize

      132KB

    • memory/692-40-0x000007FEF7210000-0x000007FEF7227000-memory.dmp

      Filesize

      92KB

    • memory/692-50-0x000007FEF3940000-0x000007FEF3958000-memory.dmp

      Filesize

      96KB

    • memory/692-62-0x000007FEF3730000-0x000007FEF3758000-memory.dmp

      Filesize

      160KB

    • memory/692-61-0x000007FEF34E0000-0x000007FEF3537000-memory.dmp

      Filesize

      348KB

    • memory/692-46-0x000007FEF3BC0000-0x000007FEF4C70000-memory.dmp

      Filesize

      16.7MB

    • memory/692-69-0x000007FEF3620000-0x000007FEF3633000-memory.dmp

      Filesize

      76KB

    • memory/692-68-0x000007FEF3640000-0x000007FEF3661000-memory.dmp

      Filesize

      132KB

    • memory/692-67-0x000007FEF3670000-0x000007FEF3682000-memory.dmp

      Filesize

      72KB

    • memory/692-66-0x000007FEF3690000-0x000007FEF36A1000-memory.dmp

      Filesize

      68KB

    • memory/692-65-0x000007FEF36B0000-0x000007FEF36D3000-memory.dmp

      Filesize

      140KB

    • memory/692-64-0x000007FEF36E0000-0x000007FEF36F8000-memory.dmp

      Filesize

      96KB

    • memory/692-63-0x000007FEF3700000-0x000007FEF3724000-memory.dmp

      Filesize

      144KB

    • memory/692-80-0x000000013F1A0000-0x000000013F298000-memory.dmp

      Filesize

      992KB

    • memory/692-81-0x000007FEFADB0000-0x000007FEFADE4000-memory.dmp

      Filesize

      208KB

    • memory/692-82-0x000007FEF5BC0000-0x000007FEF5E76000-memory.dmp

      Filesize

      2.7MB

    • memory/692-83-0x000007FEF3BC0000-0x000007FEF4C70000-memory.dmp

      Filesize

      16.7MB

    • memory/692-36-0x000000013F1A0000-0x000000013F298000-memory.dmp

      Filesize

      992KB

    • memory/1628-100-0x0000000001770000-0x0000000001780000-memory.dmp

      Filesize

      64KB

    • memory/1628-84-0x0000000001670000-0x0000000001680000-memory.dmp

      Filesize

      64KB

    • memory/2872-155-0x0000000140000000-0x00000001405E8000-memory.dmp

      Filesize

      5.9MB

    • memory/2872-156-0x0000000140000000-0x00000001405E8000-memory.dmp

      Filesize

      5.9MB

    • memory/2872-157-0x0000000140000000-0x00000001405E8000-memory.dmp

      Filesize

      5.9MB

    • memory/2872-158-0x0000000140000000-0x00000001405E8000-memory.dmp

      Filesize

      5.9MB