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Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    01/09/2024, 07:58

General

  • Target

    2024-09-01_65d5e61ee4786dcd28a82d531892b059_cryptolocker.exe

  • Size

    47KB

  • MD5

    65d5e61ee4786dcd28a82d531892b059

  • SHA1

    b8356f0dc96def9c66b41b7c931522ecccf08df6

  • SHA256

    b08dc72fbb6fae1e086e5b4255c554e12a11768794b3bc4215fc1138909c62f1

  • SHA512

    5574471e00036012fd3e8c4ed830ea7542abbb6e4a531006bd301851510f14e017580f81a29ed2aeaf45b03d81aa5124a5d925921a0a19de5fb8363cb9bee48c

  • SSDEEP

    768:P6LsoEEeegiZPvEhHS5+Mh/QtOOtEvwDpjBpaD3TUogs/VXpAPlAR:P6QFElP6k+MRQMOtEvwDpjBQpVX8AR

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\2024-09-01_65d5e61ee4786dcd28a82d531892b059_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-01_65d5e61ee4786dcd28a82d531892b059_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1848
    • 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:1264

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    48KB

    MD5

    c1276bf1a58702993133a6c85a359d1a

    SHA1

    d58cd2ab36d42e9d7d76557ada912fb84121fbee

    SHA256

    3ace521f60e3f4b37ab945c28c0049b146aff35844ab646d5ac9414e66320b5b

    SHA512

    db648de9cff22c2f3172cb7ee919eadf872a709427eda6ae89cc5ae32f5b53d72136a67fba550d54c96366817f0bec4fd799dd1e0de250215438af87da930f89

  • memory/1264-24-0x0000000000500000-0x000000000050B000-memory.dmp

    Filesize

    44KB

  • memory/1848-0-0x0000000000500000-0x000000000050B000-memory.dmp

    Filesize

    44KB

  • memory/1848-1-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/1848-2-0x0000000000270000-0x0000000000276000-memory.dmp

    Filesize

    24KB

  • memory/1848-9-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/1848-15-0x0000000000500000-0x000000000050B000-memory.dmp

    Filesize

    44KB