Analysis

  • max time kernel
    25s
  • max time network
    29s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    25-03-2023 02:37

General

  • Target

    fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exe

  • Size

    1.2MB

  • MD5

    066e5525cf478886d629c794ce35e416

  • SHA1

    ed3288d83f7a6d3a88f9014a9e8d2705e84a6ae8

  • SHA256

    fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1

  • SHA512

    e8b5149d70a5c899ee7d5981a8ab50ae58d29620616a6407940871a62c9a356bb42b666e6820c21bf7d63383f46102f814b4c344278852e2c5314acce589e2be

  • SSDEEP

    24576:FAOcZ1xr1CYXBqj7/swiKP2cct3K718voN8SWqoypcvdvj:vifBI7/tiKK3I1rhoIcvpj

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exe
    "C:\Users\Admin\AppData\Local\Temp\fcd3b79189ae954788f278b34a1e1f206b7a4c72362a4b02c311541315bd6aa1.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1980
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /XML C:\tools\WM7Asset\WM7Asset.xml /tn WM7Asset
      2⤵
      • Creates scheduled task(s)
      PID:884
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Run /TN "WM7Asset"
      2⤵
        PID:1788

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\tools\WM7Asset\WM7Asset.xml
      Filesize

      3KB

      MD5

      58fdb5acb103ae00d17e143f2fd7f568

      SHA1

      f0e1063fb2bbc55ec6981ef6ed609915d7568e7f

      SHA256

      93a57f58c753c19030f9e7de60ef15ad4c45e2048719b96c45e7ffaa521e47e1

      SHA512

      ba9e060710b2a91394eab37843b81483f6f045a7cd07ecc79515dd595cfaacf50afbe5f5d720fc0a191e1775128d1ac1e953c536e31741a8492a796598c49f59