Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 19:23

General

  • Target

    2024052125b3f0f2c796cd36c9da555434438be7cryptolocker.exe

  • Size

    37KB

  • MD5

    25b3f0f2c796cd36c9da555434438be7

  • SHA1

    c31d8c6b8919963687b8fd7588bdfd5909e0d9c3

  • SHA256

    db1cdcb61ba1a59096d7f8992db2693281f7f0f9c0ed9ba65e509d6a517b346e

  • SHA512

    cb79c5323f92701112a97b0a95f5df0ad8de63845a722dc42e81e526266da9eb3f44e74154437fc9f42f03815f94119ca2343ddf40de3500acc7dba8518d179b

  • SSDEEP

    768:fTz7y3lhsT+hs1SQtOOtEvwDpjfAu9+4qo:fT+hsMQMOtEvwDpjoIHX

Score
7/10

Malware Config

Signatures

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

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024052125b3f0f2c796cd36c9da555434438be7cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024052125b3f0f2c796cd36c9da555434438be7cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      PID:2972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\misid.exe

    Filesize

    38KB

    MD5

    255af4b5524e54ddce0227d0cfe63800

    SHA1

    28cf24096d81482f1c61fd0f141a4682d76177c4

    SHA256

    09333bc4ca013f1c088028bce846b2dc36f8a84a592bb0f4d70164f746069070

    SHA512

    c037f86c3fdb6ac118375df19eb53930b5807f1716855b7e2e47c0289aa23c405941c62dcd0a9505385e1678335c6b52378896ee6ae03e6d8429f032f2ca67e9

  • memory/2972-22-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/2972-15-0x0000000000480000-0x0000000000486000-memory.dmp

    Filesize

    24KB

  • memory/3056-0-0x00000000002C0000-0x00000000002C6000-memory.dmp

    Filesize

    24KB

  • memory/3056-1-0x0000000000520000-0x0000000000526000-memory.dmp

    Filesize

    24KB

  • memory/3056-8-0x00000000002C0000-0x00000000002C6000-memory.dmp

    Filesize

    24KB