Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    15-05-2021 12:36

General

  • Target

    a52cbf48bd3feec28384bc758c408e5b849f5a08ac7e680542940bfdb4e3e410.exe

  • Size

    136KB

  • MD5

    47007e2eea421603c3b5161dbcaaaf80

  • SHA1

    24a08f15f4527df9e801ea16646c8121cc5e80d3

  • SHA256

    a52cbf48bd3feec28384bc758c408e5b849f5a08ac7e680542940bfdb4e3e410

  • SHA512

    e61bf0f5fcfac30e0c52263b7afc9ef56bc65e6e1685091d49b1548db7f19d5704c5d715b9d57b607bb9bba543ff46e0c74bb2db75e851e8ab13c3aa00fff740

Score
10/10

Malware Config

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 25 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a52cbf48bd3feec28384bc758c408e5b849f5a08ac7e680542940bfdb4e3e410.exe
    "C:\Users\Admin\AppData\Local\Temp\a52cbf48bd3feec28384bc758c408e5b849f5a08ac7e680542940bfdb4e3e410.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1104
    • C:\Users\Admin\AppData\Local\Temp\a52cbf48bd3feec28384bc758c408e5b849f5a08ac7e680542940bfdb4e3e410.exe
      --42529077
      2⤵
      • Suspicious behavior: RenamesItself
      • Suspicious use of UnmapMainImage
      PID:1720
  • C:\Windows\SysWOW64\boxesslide.exe
    "C:\Windows\SysWOW64\boxesslide.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1532
    • C:\Windows\SysWOW64\boxesslide.exe
      --7e478e4a
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      PID:848

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/848-66-0x0000000000000000-mapping.dmp

  • memory/1104-59-0x0000000000230000-0x0000000000245000-memory.dmp

    Filesize

    84KB

  • memory/1104-61-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/1720-60-0x0000000000000000-mapping.dmp

  • memory/1720-64-0x0000000076E11000-0x0000000076E13000-memory.dmp

    Filesize

    8KB