Analysis

  • max time kernel
    143s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/08/2023, 10:06

General

  • Target

    7e5e1b57e1e1968c5a609843fd32badb_cryptolocker_JC.exe

  • Size

    80KB

  • MD5

    7e5e1b57e1e1968c5a609843fd32badb

  • SHA1

    08b80afccd7213d0434a3d2d0785ca8f13df3d70

  • SHA256

    47635bae027bfac91056896e6c5aae208c6a0104e95f0fdc9cc3b3e429e23168

  • SHA512

    a1f7b3b5fc9b95c100aff330132f1ae07877bdb316d41560839c9b84d2b59955a2dc30ff97e724b7cf4f72710d973d68349558632b6919c4a9b95c3efaafe931

  • SSDEEP

    768:UEEmoQDj/xnMp+yptndwe/PWQtOOtEvwDpjIm8z2iaSIO/RvDQeduJHqqnzvNG1Y:ZzFbxmLPWQMOtEvwDpj386Sj/RsxQzx2

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7e5e1b57e1e1968c5a609843fd32badb_cryptolocker_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\7e5e1b57e1e1968c5a609843fd32badb_cryptolocker_JC.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3704
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      PID:1356

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    81KB

    MD5

    780483e0b3ae682bf59ff87a3ccd2c42

    SHA1

    ed5c26d7c61f5d2d83e78e828041e9981f77bb48

    SHA256

    98249ee92687e5b873259b87fab884329f28f05a6c2324f217c61ae1a357b514

    SHA512

    5c8037c078f29d2864730a40db14a74185ff80cd6327cfe880c1ec512e006a087acae14d84ccb0c1bf011bc6f2cd631519876a8bc37878d8e97c1b955b8973a1

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

    Filesize

    81KB

    MD5

    780483e0b3ae682bf59ff87a3ccd2c42

    SHA1

    ed5c26d7c61f5d2d83e78e828041e9981f77bb48

    SHA256

    98249ee92687e5b873259b87fab884329f28f05a6c2324f217c61ae1a357b514

    SHA512

    5c8037c078f29d2864730a40db14a74185ff80cd6327cfe880c1ec512e006a087acae14d84ccb0c1bf011bc6f2cd631519876a8bc37878d8e97c1b955b8973a1

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

    Filesize

    81KB

    MD5

    780483e0b3ae682bf59ff87a3ccd2c42

    SHA1

    ed5c26d7c61f5d2d83e78e828041e9981f77bb48

    SHA256

    98249ee92687e5b873259b87fab884329f28f05a6c2324f217c61ae1a357b514

    SHA512

    5c8037c078f29d2864730a40db14a74185ff80cd6327cfe880c1ec512e006a087acae14d84ccb0c1bf011bc6f2cd631519876a8bc37878d8e97c1b955b8973a1

  • C:\Users\Admin\AppData\Local\Temp\misids.exe

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/1356-150-0x0000000000450000-0x0000000000453000-memory.dmp

    Filesize

    12KB

  • memory/1356-154-0x00000000004F0000-0x00000000004F6000-memory.dmp

    Filesize

    24KB

  • memory/1356-153-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/3704-133-0x00000000004E0000-0x00000000004E3000-memory.dmp

    Filesize

    12KB

  • memory/3704-134-0x00000000006B0000-0x00000000006B6000-memory.dmp

    Filesize

    24KB

  • memory/3704-135-0x00000000006B0000-0x00000000006B6000-memory.dmp

    Filesize

    24KB

  • memory/3704-136-0x00000000006D0000-0x00000000006D6000-memory.dmp

    Filesize

    24KB

  • memory/3704-151-0x00000000004E0000-0x00000000004E3000-memory.dmp

    Filesize

    12KB