Analysis

  • max time kernel
    0s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2023 05:10

General

  • Target

    56e4cedb683a9d1c2b482de3d06d9c09.exe

  • Size

    1.0MB

  • MD5

    56e4cedb683a9d1c2b482de3d06d9c09

  • SHA1

    124e7d162912def22d98975df2f0186b5b4af207

  • SHA256

    88b19a54e96629881f26ac18f867e1452d76ea240d1aaf6dd9a31c49a75e1a4c

  • SHA512

    2325ecfc44d3317c949c568d7f755064e074b11573a366cfc15a35ca9ecaf5c22de6ee104f3f41e86ffee0fae2473948a2ac1b993cb89872024307eeabc49a48

  • SSDEEP

    24576:bImhov8yv3Xkl4LhiRNJw4RBzjLIHVnVtH:Lov8yv/did37vuNH

Score
7/10

Malware Config

Signatures

  • Uses the VBS compiler for execution 1 TTPs
  • Looks up external IP address via web service 3 IoCs

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

  • Program crash 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\56e4cedb683a9d1c2b482de3d06d9c09.exe
    "C:\Users\Admin\AppData\Local\Temp\56e4cedb683a9d1c2b482de3d06d9c09.exe"
    1⤵
      PID:2444
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
        2⤵
          PID:2544
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
          2⤵
            PID:2872
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 128
          1⤵
          • Program crash
          PID:2292
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2872 -s 156
          1⤵
          • Program crash
          PID:1360

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2444-0-0x0000000074AB0000-0x000000007505B000-memory.dmp

          Filesize

          5.7MB

        • memory/2444-11-0x0000000074AB0000-0x000000007505B000-memory.dmp

          Filesize

          5.7MB

        • memory/2444-1-0x0000000000190000-0x00000000001D0000-memory.dmp

          Filesize

          256KB

        • memory/2444-12-0x0000000000190000-0x00000000001D0000-memory.dmp

          Filesize

          256KB

        • memory/2444-15-0x0000000000190000-0x00000000001D0000-memory.dmp

          Filesize

          256KB

        • memory/2444-44-0x0000000000190000-0x00000000001D0000-memory.dmp

          Filesize

          256KB

        • memory/2444-45-0x0000000074AB0000-0x000000007505B000-memory.dmp

          Filesize

          5.7MB

        • memory/2444-43-0x0000000074AB0000-0x000000007505B000-memory.dmp

          Filesize

          5.7MB

        • memory/2544-19-0x0000000000400000-0x0000000000422000-memory.dmp

          Filesize

          136KB

        • memory/2544-25-0x0000000000400000-0x0000000000422000-memory.dmp

          Filesize

          136KB

        • memory/2544-21-0x0000000000400000-0x0000000000422000-memory.dmp

          Filesize

          136KB

        • memory/2544-18-0x0000000000400000-0x0000000000422000-memory.dmp

          Filesize

          136KB

        • memory/2544-16-0x0000000000400000-0x0000000000422000-memory.dmp

          Filesize

          136KB

        • memory/2544-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2544-27-0x0000000000400000-0x0000000000422000-memory.dmp

          Filesize

          136KB

        • memory/2544-20-0x0000000000400000-0x0000000000422000-memory.dmp

          Filesize

          136KB

        • memory/2872-41-0x0000000000400000-0x000000000046E000-memory.dmp

          Filesize

          440KB

        • memory/2872-33-0x0000000000400000-0x000000000046E000-memory.dmp

          Filesize

          440KB

        • memory/2872-31-0x0000000000400000-0x000000000046E000-memory.dmp

          Filesize

          440KB

        • memory/2872-28-0x0000000000400000-0x000000000046E000-memory.dmp

          Filesize

          440KB

        • memory/2872-39-0x0000000000400000-0x000000000046E000-memory.dmp

          Filesize

          440KB

        • memory/2872-35-0x0000000000400000-0x000000000046E000-memory.dmp

          Filesize

          440KB

        • memory/2872-30-0x0000000000400000-0x000000000046E000-memory.dmp

          Filesize

          440KB