Analysis

  • max time kernel
    104s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 11:14

General

  • Target

    44667004c4984c42bfac4176fed27c34ca00cf360e03612c4742a4d835543567.exe

  • Size

    14.1MB

  • MD5

    419235366d5c965c79117a403bb6c5da

  • SHA1

    83dc365418c4d26e431870f70d3947c3a747c9cb

  • SHA256

    44667004c4984c42bfac4176fed27c34ca00cf360e03612c4742a4d835543567

  • SHA512

    8282affe35350624ad60e95dd445238d681fcfdded9255c81e2a89009333fb43784a09acc5f725f41be0fb1e488fd7ae3144c0b95f855e3697fe5d441a877d6f

  • SSDEEP

    393216:tjaiKK9iT3xU1eWWm/U7dUr9MExK09uAGcZuVgBhg:ty8OoWhdUrjxKiuAVwVsg

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\44667004c4984c42bfac4176fed27c34ca00cf360e03612c4742a4d835543567.exe
    "C:\Users\Admin\AppData\Local\Temp\44667004c4984c42bfac4176fed27c34ca00cf360e03612c4742a4d835543567.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3436
    • C:\Users\Admin\AppData\Local\Temp\is-SH1BL.tmp\is-3MMDL.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-SH1BL.tmp\is-3MMDL.tmp" /SL4 $90046 "C:\Users\Admin\AppData\Local\Temp\44667004c4984c42bfac4176fed27c34ca00cf360e03612c4742a4d835543567.exe" 14522061 49664
      2⤵
      • Executes dropped EXE
      PID:4876

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-SH1BL.tmp\is-3MMDL.tmp
    Filesize

    639KB

    MD5

    c0720d08873ecc235edc7ac9c515d793

    SHA1

    28bf8b33e5daac25438ca75b3384a44a024eff4b

    SHA256

    62eba329580b2d813c117ebddb74422ed9b09b1b23edc669a0ea3bc41518b671

    SHA512

    2d48ef2c2aafa7872ddc6d577fe7b45f901604e53abe12968cb29f51e9c18b8371e9e328481611081d47d64e1a6b00a557ca7e23b8aec711398455832e3ebe06

  • C:\Users\Admin\AppData\Local\Temp\is-SH1BL.tmp\is-3MMDL.tmp
    Filesize

    639KB

    MD5

    c0720d08873ecc235edc7ac9c515d793

    SHA1

    28bf8b33e5daac25438ca75b3384a44a024eff4b

    SHA256

    62eba329580b2d813c117ebddb74422ed9b09b1b23edc669a0ea3bc41518b671

    SHA512

    2d48ef2c2aafa7872ddc6d577fe7b45f901604e53abe12968cb29f51e9c18b8371e9e328481611081d47d64e1a6b00a557ca7e23b8aec711398455832e3ebe06

  • memory/3436-132-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

  • memory/3436-136-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

  • memory/4876-133-0x0000000000000000-mapping.dmp