Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2023 09:13

General

  • Target

    AV.lnk

  • Size

    1KB

  • MD5

    3a9349af006440c7e0da677724551239

  • SHA1

    70075bb3b999e825e328302b462deb1aa337b663

  • SHA256

    00401651af3194ede5157004b6dbe1edf836a94ca182221f2c034201fe55e4dc

  • SHA512

    588d9ea0c7d770adf1be9c887ef2f2cdb42a7205d2dd1288cda193cd1d99eb689b5dc68765e17724f093ef312b7769290968610c4c6f2be0432d52d483ff15c0

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 18 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\AV.lnk
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2924
    • C:\Windows\explorer.exe
      "C:\Windows\explorer.exe" Photo.scr
      2⤵
        PID:2660
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Modifies registry class
      PID:2616

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Defense Evasion

    Modify Registry

    1
    T1112

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2616-37-0x0000000003D10000-0x0000000003D20000-memory.dmp
      Filesize

      64KB

    • memory/2616-36-0x0000000003D00000-0x0000000003D01000-memory.dmp
      Filesize

      4KB

    • memory/2616-38-0x0000000003D00000-0x0000000003D01000-memory.dmp
      Filesize

      4KB