Analysis

  • max time kernel
    140s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/04/2025, 13:48

General

  • Target

    virusshare/1/VirusShare_0fea640a7da27f365b3675f73626b9c9.xls

  • Size

    937KB

  • MD5

    0fea640a7da27f365b3675f73626b9c9

  • SHA1

    fd4825f244e9c145486cb6930ad05695b9972668

  • SHA256

    64af94592f6707505fa6f42b58776c3635706a414e6362a92f707df84627679c

  • SHA512

    c9a10288762f3f5a3fdff17f8dd8560e7a884f1b83f405c2e85c6c86e42f69a30841c13aa0f2ecfc55aed42995d7aeb8fe40415e423ed0a306d2e7d00883dfbf

  • SSDEEP

    24576:h3zS0aqbCrxgFhFSQVB5DjDLG6/8otVBTN9s:K9Fo5VLDLGwTBT

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source

Signatures

  • TA505

    Cybercrime group active since 2015, responsible for families like Dridex and Locky.

  • Ta505 family
  • Loads dropped DLL 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 22 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\virusshare\1\VirusShare_0fea640a7da27f365b3675f73626b9c9.xls"
    1⤵
    • Loads dropped DLL
    • Checks processor information in registry
    • Enumerates system info in registry
    • NTFS ADS
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2496
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:4896

    Network

    MITRE ATT&CK Enterprise v16

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\xcopy00.xlsx

      Filesize

      628KB

      MD5

      f5a449cb64641e62a8dc6cc52e57f341

      SHA1

      fbdc07f4418adc2ceb2d43d89ec1a44f86cec2de

      SHA256

      dbc70c889bb08ab2fa59c776b6cb6f6b5f6fa6913929be6c8e729427a3b74991

      SHA512

      da2e0605652d0325d17e871490cddc649a42158f4457cfc824dfd2f6e81b61e72785cc17beec00a6da49701a42e1e55b144459cb45903ccc50b236f4f9045d5c

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

      Filesize

      1KB

      MD5

      3ae98e0ea821a92d8857c8bd7a861a7c

      SHA1

      668f9c1780e0b25bd07f62915f7a9704d30d7a85

      SHA256

      ddfa2ea89bb21931e8beb9eb09866492c2d55572a3dbb6e1dd7aaca60d684592

      SHA512

      7bdfc405a005de7915380fdb34012827db69e5cd870fe9a8a8fad40dcdd6e8d3d8dacfd3308f4e271702eb18303fcdb946cbb03cd6f084e60d229dd330c58ebb

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\contract_.dll

      Filesize

      234KB

      MD5

      4224c05eb24238e24a124eecee907cec

      SHA1

      551979d132b3e45aaab7ea8e18441b303f49a74a

      SHA256

      6d5c207c998990f1e7c527971dfe0eb6d2b21fca136d616e6e211019d1c77698

      SHA512

      ef4b9f06fcdd091ac818974cd777a6fdf5cd88a70f8f5fad33173ae70905b8487d60acb4af2ddb6c73d2789085f28ec1134e5efdc6a9659b0417d8fa350e7638

    • memory/2496-111-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-64-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-4-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-8-0x00007FFDE2C50000-0x00007FFDE2C60000-memory.dmp

      Filesize

      64KB

    • memory/2496-9-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-12-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-13-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-11-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-10-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-7-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-14-0x00007FFDE0440000-0x00007FFDE0450000-memory.dmp

      Filesize

      64KB

    • memory/2496-6-0x00007FFDE2C50000-0x00007FFDE2C60000-memory.dmp

      Filesize

      64KB

    • memory/2496-15-0x00007FFDE0440000-0x00007FFDE0450000-memory.dmp

      Filesize

      64KB

    • memory/2496-123-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-46-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-115-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-70-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-71-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-81-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-2-0x00007FFDE2C50000-0x00007FFDE2C60000-memory.dmp

      Filesize

      64KB

    • memory/2496-110-0x00007FFE22C6D000-0x00007FFE22C6E000-memory.dmp

      Filesize

      4KB

    • memory/2496-0-0x00007FFDE2C50000-0x00007FFDE2C60000-memory.dmp

      Filesize

      64KB

    • memory/2496-5-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-112-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-45-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-122-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-121-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-120-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-114-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-113-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-186-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-188-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-187-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-185-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-184-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-216-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-3-0x00007FFDE2C50000-0x00007FFDE2C60000-memory.dmp

      Filesize

      64KB

    • memory/2496-223-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-224-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-225-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-227-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-226-0x00000000532A0000-0x00000000532F2000-memory.dmp

      Filesize

      328KB

    • memory/2496-1-0x00007FFE22C6D000-0x00007FFE22C6E000-memory.dmp

      Filesize

      4KB

    • memory/2496-233-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB

    • memory/2496-234-0x00007FFE22BD0000-0x00007FFE22DC5000-memory.dmp

      Filesize

      2.0MB