Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    12/06/2024, 15:45

General

  • Target

    2024-06-12_0c434c3ae5404038ca63ba33c69acb6c_cryptolocker.exe

  • Size

    69KB

  • MD5

    0c434c3ae5404038ca63ba33c69acb6c

  • SHA1

    9a711abf8a6a3876bb22d76e125e826547bec92e

  • SHA256

    441795b1d68fe2a7ba377eabe77543f7c731d2a5eec92045ad0d476a79003e43

  • SHA512

    267c875130c48b1cc879095270570d9c20a8cd3f9f32b77305d440fbbccb01f24901559d81afc0755e0c6200f3e8ace9cdc3b1ddd827e96854efaf3eb20ed930

  • SSDEEP

    768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUNsYD/dpS:i5nkFGMOtEvwDpjNbwQEI8UZDO

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 6 IoCs
  • Detection of Cryptolocker Samples 3 IoCs
  • Detects executables built or packed with MPress PE compressor 5 IoCs
  • 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\2024-06-12_0c434c3ae5404038ca63ba33c69acb6c_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-12_0c434c3ae5404038ca63ba33c69acb6c_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1444
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      PID:1372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    70KB

    MD5

    210fa3de9be3a61e25b1a7c7b192fde6

    SHA1

    c260cc13c278ec9acafe21d9734e78b2658d2b8c

    SHA256

    a1a3f93c53357cc9d7c1564b023aa0699fe9de9b6d3a4fd74d5852779ce23264

    SHA512

    d26b44432900249105715c03587e7f4f8c7091cf710ca02d4598a479c093d62594e7c901013ff63032c5c6a60875aa487462d6c5b10286bfe994c5c86fac87a0

  • memory/1372-18-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/1372-20-0x0000000000270000-0x0000000000276000-memory.dmp

    Filesize

    24KB

  • memory/1372-27-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/1444-0-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/1444-1-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/1444-9-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/1444-2-0x0000000000370000-0x0000000000376000-memory.dmp

    Filesize

    24KB

  • memory/1444-13-0x0000000002480000-0x000000000248F000-memory.dmp

    Filesize

    60KB

  • memory/1444-17-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB