Analysis

  • max time kernel
    136s
  • max time network
    173s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    13-05-2021 12:58

General

  • Target

    76975b18a5657bafee53b5b0d30e70ab4a43ef59a181e1d20666772208644bdc.exe

  • Size

    58KB

  • MD5

    b8773f418146adfc92a6917c55bef254

  • SHA1

    d2f8bd0c221b1cbebde25f4957ed5eea99bb7ec5

  • SHA256

    76975b18a5657bafee53b5b0d30e70ab4a43ef59a181e1d20666772208644bdc

  • SHA512

    9e66f7ff300c04541fdff72d5db7f11b3acb2a56badc6914b370f3cdee3ab7e19a447196e8277149ce2bf313744c2b04656ed2f8db2529a876d657b26d30f184

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\76975b18a5657bafee53b5b0d30e70ab4a43ef59a181e1d20666772208644bdc.exe
    "C:\Users\Admin\AppData\Local\Temp\76975b18a5657bafee53b5b0d30e70ab4a43ef59a181e1d20666772208644bdc.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:1392
    • C:\Program Files (x86)\375cb7b4\jusched.exe
      "C:\Program Files (x86)\375cb7b4\jusched.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:1668

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\375cb7b4\375cb7b4

    MD5

    f253efe302d32ab264a76e0ce65be769

    SHA1

    768685ca582abd0af2fbb57ca37752aa98c9372b

    SHA256

    49dca65f362fee401292ed7ada96f96295eab1e589c52e4e66bf4aedda715fdd

    SHA512

    1990d20b462406bbadb22ba43f1ed9d0db6b250881d4ac89ad8cf6e43ca92b2fd31c3a15be1e6e149e42fdb46e58122c15bc7869a82c9490656c80df69fa77c4

  • C:\Program Files (x86)\375cb7b4\jusched.exe

    MD5

    6426bcd17d71237888825d17d8a3f812

    SHA1

    52ef35d216384c2ec6aabb7650cab904dc441953

    SHA256

    e14395899cb32a9bbd2cd32b3769ad3021550c343bd87e49989762fb0a8d0e1c

    SHA512

    8ff5e9c823a530e1c75f27e75910c1bf75c490696e18155ee6f59fe7bc5e2f492e71d86b0338074f1292b45f45a962b1d4e1ccbb0b30916b1c55265a6542a6e6

  • \Program Files (x86)\375cb7b4\jusched.exe

    MD5

    6426bcd17d71237888825d17d8a3f812

    SHA1

    52ef35d216384c2ec6aabb7650cab904dc441953

    SHA256

    e14395899cb32a9bbd2cd32b3769ad3021550c343bd87e49989762fb0a8d0e1c

    SHA512

    8ff5e9c823a530e1c75f27e75910c1bf75c490696e18155ee6f59fe7bc5e2f492e71d86b0338074f1292b45f45a962b1d4e1ccbb0b30916b1c55265a6542a6e6

  • \Program Files (x86)\375cb7b4\jusched.exe

    MD5

    6426bcd17d71237888825d17d8a3f812

    SHA1

    52ef35d216384c2ec6aabb7650cab904dc441953

    SHA256

    e14395899cb32a9bbd2cd32b3769ad3021550c343bd87e49989762fb0a8d0e1c

    SHA512

    8ff5e9c823a530e1c75f27e75910c1bf75c490696e18155ee6f59fe7bc5e2f492e71d86b0338074f1292b45f45a962b1d4e1ccbb0b30916b1c55265a6542a6e6

  • memory/1392-60-0x0000000075D51000-0x0000000075D53000-memory.dmp

    Filesize

    8KB

  • memory/1668-63-0x0000000000000000-mapping.dmp