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Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    18/10/2024, 00:45

General

  • Target

    2024-10-18_a924b4ba5ee946fd368575e10c820c04_cryptolocker.exe

  • Size

    48KB

  • MD5

    a924b4ba5ee946fd368575e10c820c04

  • SHA1

    f41ec2fd10c3c3e0068d60027fe085c49bd582fb

  • SHA256

    da5a122c35442c8e031e4fb47746980c997d14201aebec2cc35e92515993248c

  • SHA512

    cea067e171ac5279d9c45f3c2d36fcc10ca6356963b9491f95669959bceec1cb98e9c7b8d8d92c52198adbe04925438916e9dbeda8fccc8630566deb0eedce99

  • SSDEEP

    768:X6LsoEEeegiZPvEhHSG+gp/BtOOtEvwDpjBVaD3E09vaTCFW0:X6QFElP6n+gJBMOtEvwDpjBtEf

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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-18_a924b4ba5ee946fd368575e10c820c04_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-18_a924b4ba5ee946fd368575e10c820c04_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2248
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2968

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    49KB

    MD5

    878fcedeb374da2ee706fd13600c2020

    SHA1

    154789fe54fede3c3c7cf5578c9ee2e105031dc9

    SHA256

    d8bfa56a7935c243fc213324acbdc46b16e9c27a87f48aac83c128949e73056c

    SHA512

    596b686841639932d7c8684ff1f8cabd09ceac43f3489581706eb76e529447d7ae588623cfc941255e52b74d3424dd4e501dac99bdd120bd16b0f14cd4781659

  • memory/2248-0-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/2248-1-0x0000000000270000-0x0000000000276000-memory.dmp

    Filesize

    24KB

  • memory/2248-8-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/2968-15-0x0000000000460000-0x0000000000466000-memory.dmp

    Filesize

    24KB

  • memory/2968-22-0x0000000000420000-0x0000000000426000-memory.dmp

    Filesize

    24KB