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Analysis

  • max time kernel
    132s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21/09/2024, 15:51

General

  • Target

    2024-09-21_921d156ea06ce8d1fa3ae580a6a0b2ce_cryptolocker.exe

  • Size

    63KB

  • MD5

    921d156ea06ce8d1fa3ae580a6a0b2ce

  • SHA1

    5bd61f4baba4d9aab1bb9dbdfd8bc718f6d36bc4

  • SHA256

    a12cd773ed121002eabc07b99ad8088cc79be6c78808b13526d79018b35c65a4

  • SHA512

    f6e4e17eeb695dd221938abe8ecf92c5b8f5d9abb9527f9935b26173e06ce5f3a6569bd912a998e7754b0b3edc2c9c611fa7b489b168b5a123294d70a49dc491

  • SSDEEP

    1536:X6QFElP6n+gJQMOtEvwDpjBccD2RuoNmuBLZ/xblzopM:X6a+SOtEvwDpjBrOr

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\2024-09-21_921d156ea06ce8d1fa3ae580a6a0b2ce_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-21_921d156ea06ce8d1fa3ae580a6a0b2ce_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2060
    • 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:2492

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    63KB

    MD5

    4ed69d5fe5facdab3deb2720067c0317

    SHA1

    294884930f09d9648e95225cf1e375f1d4cd551e

    SHA256

    8acc0309577b01f8a2f3b565f339607f903f7ac25517cd6398754f4ebc22cb2a

    SHA512

    fad3ec51cee09d20e0c3ee0b91da58add7b58884ea4b342e60ff6dd7cb6bc33c949104b354e43bf677d4e3764f9e48dac6bb1fd62e6e0eddd451922236a2e994

  • memory/2060-1-0x0000000000480000-0x0000000000486000-memory.dmp

    Filesize

    24KB

  • memory/2060-8-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/2060-0-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/2492-22-0x0000000000320000-0x0000000000326000-memory.dmp

    Filesize

    24KB

  • memory/2492-15-0x0000000000460000-0x0000000000466000-memory.dmp

    Filesize

    24KB