Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-02-2024 23:37

General

  • Target

    afc37fe99822a78b3c2b87e30c559b00.xlsb

  • Size

    111KB

  • MD5

    afc37fe99822a78b3c2b87e30c559b00

  • SHA1

    26bf8bdf3101de21c750f734c16842c8f1c48a2c

  • SHA256

    4989949bd322678be1f9f12b399a7714d9c4df1b0b4c4374c04ed671dc507d7d

  • SHA512

    dee17dc3d073fc0b9e150add7edace2d427012066bb5e3ded58137c754cefc1abbab8dfbb2a3cba37a8d846608490af33ec1af7f553fcb5d7993477c2d9c67fe

  • SSDEEP

    3072:oUqMOWM3XCF/y9ismgi63LD6z2qoaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa3R8:o1WMHxy67MoaaaaaaaaaaaaaaaaaaaaF

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 2 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 3 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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

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\afc37fe99822a78b3c2b87e30c559b00.xlsb"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3700
    • C:\Windows\System32\Wbem\wmic.exe
      wmic process call create 'mshta C:\ProgramData\OMpBBfLETXf.sct'
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of AdjustPrivilegeToken
      PID:384
  • C:\Windows\system32\mshta.exe
    mshta C:\ProgramData\OMpBBfLETXf.sct
    1⤵
    • Process spawned unexpected child process
    • Blocklisted process makes network request
    PID:3956

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\OMpBBfLETXf.sct

    Filesize

    15KB

    MD5

    2f60f42eedd2ae5f4f4472a8e4292b61

    SHA1

    588f6c018b3e063102d7706d1a2e0d754dc38593

    SHA256

    a683e383521769594792362686692ef05452ddd0ad5b418fa69610f7add18029

    SHA512

    cb3dd463bec7d5ad9896f487dd1fb99b9f4eb8dc41998054f25868f84df58fd7f917ef4556eabfe79d90f4084202a0bc6d44e4eb24a0b887d6fade82b9fa445d

  • memory/3700-16-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-61-0x00007FFDE19B0000-0x00007FFDE19C0000-memory.dmp

    Filesize

    64KB

  • memory/3700-6-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-5-0x00007FFDE19B0000-0x00007FFDE19C0000-memory.dmp

    Filesize

    64KB

  • memory/3700-3-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-7-0x00007FFDE19B0000-0x00007FFDE19C0000-memory.dmp

    Filesize

    64KB

  • memory/3700-17-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-8-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-9-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-11-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-12-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-10-0x00007FFDDF730000-0x00007FFDDF740000-memory.dmp

    Filesize

    64KB

  • memory/3700-13-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-14-0x00007FFDDF730000-0x00007FFDDF740000-memory.dmp

    Filesize

    64KB

  • memory/3700-63-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-4-0x00007FFDE19B0000-0x00007FFDE19C0000-memory.dmp

    Filesize

    64KB

  • memory/3700-2-0x00007FFDE19B0000-0x00007FFDE19C0000-memory.dmp

    Filesize

    64KB

  • memory/3700-19-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-20-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-18-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-1-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-39-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-40-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-41-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-57-0x00007FFDE19B0000-0x00007FFDE19C0000-memory.dmp

    Filesize

    64KB

  • memory/3700-58-0x00007FFDE19B0000-0x00007FFDE19C0000-memory.dmp

    Filesize

    64KB

  • memory/3700-60-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-59-0x00007FFDE19B0000-0x00007FFDE19C0000-memory.dmp

    Filesize

    64KB

  • memory/3700-62-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-0-0x00007FFDE19B0000-0x00007FFDE19C0000-memory.dmp

    Filesize

    64KB

  • memory/3700-64-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB

  • memory/3700-15-0x00007FFE21930000-0x00007FFE21B25000-memory.dmp

    Filesize

    2.0MB