Analysis

  • max time kernel
    145s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    28-03-2023 12:16

General

  • Target

    bbe55ad9ab076f6ae50552240c46d1bcbe45f1f9adf57b0ff81b256bf32ad019.xls

  • Size

    2.2MB

  • MD5

    a9aec8056f2243be76bc5bfe6390357c

  • SHA1

    78aff86b95ccfb12370a7e7c32d7b51a7660d254

  • SHA256

    bbe55ad9ab076f6ae50552240c46d1bcbe45f1f9adf57b0ff81b256bf32ad019

  • SHA512

    3b3fa205dff1a086adef9c9c06f4f75a73c671be87ba1db72777d62974f138513fc2e393f5d520e6801326fda5de21de0951138dcdff1be4cc409ee48ee30348

  • SSDEEP

    24576:ARUVoGjlKPzeY/h85YBI1nYYBNBMO0ehTzB0s3oWjh4yZGdbecYAq0sfMPpFjpKn:wUNjQrzZ8r5lHBr3B0sNVoelt0sfa

Score
1/10

Malware Config

Signatures

  • Office loads VBA resources, possible macro or embedded object present
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\bbe55ad9ab076f6ae50552240c46d1bcbe45f1f9adf57b0ff81b256bf32ad019.xls
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1052
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1372

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1052-54-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1052-81-0x0000000006740000-0x0000000006840000-memory.dmp
      Filesize

      1024KB

    • memory/1052-82-0x00000000062E0000-0x00000000064E0000-memory.dmp
      Filesize

      2.0MB

    • memory/1052-83-0x00000000062E0000-0x00000000064E0000-memory.dmp
      Filesize

      2.0MB

    • memory/1052-84-0x00000000062E0000-0x00000000064E0000-memory.dmp
      Filesize

      2.0MB

    • memory/1052-85-0x00000000062E0000-0x00000000064E0000-memory.dmp
      Filesize

      2.0MB

    • memory/1052-86-0x00000000062E0000-0x00000000064E0000-memory.dmp
      Filesize

      2.0MB

    • memory/1052-161-0x0000000006740000-0x0000000006840000-memory.dmp
      Filesize

      1024KB