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Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28/09/2024, 07:54

General

  • Target

    2024-09-28_8b0a3c01d24ec1f57ecd6f58adba2eed_cryptolocker.exe

  • Size

    28KB

  • MD5

    8b0a3c01d24ec1f57ecd6f58adba2eed

  • SHA1

    6f1df74adc9e9eeaf6d5d9d12b77200d2985e916

  • SHA256

    c4925fff53a8b29c8c953e470f89d67ab7198fcfcc068d8751d59e7b2b8b37a6

  • SHA512

    49b4f5cec84f98fabee447c8a5e9902f65532b68b84152cdd8d07bd4c7075b00c553bdb82c2ab4f0081869b614846c303dcdda5b643f46f04a65199d1e85bfa1

  • SSDEEP

    384:bIDl1ovmXAw9PMDREhi9OUSPlRxMc/cip7IAfjDb4YOp4WBtGw:bIDOw9UiaCHfjn3WBtGw

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\2024-09-28_8b0a3c01d24ec1f57ecd6f58adba2eed_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-28_8b0a3c01d24ec1f57ecd6f58adba2eed_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2140
    • C:\Users\Admin\AppData\Local\Temp\lossy.exe
      "C:\Users\Admin\AppData\Local\Temp\lossy.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2720

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    28KB

    MD5

    6958584410fc0535a7bb836b3218b07f

    SHA1

    81b6d4628dd4d14b0b77af19b0a610631cbdf2ee

    SHA256

    7f9436476d94810d5370ea2f4753700dc24ebe881087b22eb5b0d81342ce9d3c

    SHA512

    2f48842d353861212ead8bf41d82952bacc7a2801208a1a0f56011c8631102d1415fb532f652ec03685b6f19363e6afb16a04dfb884df56a5a5afbcb29aa820c

  • memory/2140-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

    Filesize

    24KB

  • memory/2140-1-0x0000000000280000-0x0000000000286000-memory.dmp

    Filesize

    24KB

  • memory/2140-8-0x00000000001D0000-0x00000000001D6000-memory.dmp

    Filesize

    24KB

  • memory/2720-15-0x0000000000380000-0x0000000000386000-memory.dmp

    Filesize

    24KB

  • memory/2720-22-0x00000000002D0000-0x00000000002D6000-memory.dmp

    Filesize

    24KB