Analysis

  • max time kernel
    150s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 15:51

General

  • Target

    e5a96ddb3fcd847d05e3379a79a99f962e9535381a2b187f0d1b316cc9cb2e84.exe

  • Size

    292KB

  • MD5

    25b044f74ad792c832040c6abf559751

  • SHA1

    16399ab3c12aebc66555b4fc94d53bd326537e74

  • SHA256

    e5a96ddb3fcd847d05e3379a79a99f962e9535381a2b187f0d1b316cc9cb2e84

  • SHA512

    42f348d9cf4c0ea713c0a19984e16a8f76c455bfbe02f734b3200106128d5d7ae8074ffd04d9bb77f68053564822f23b3b293a42c4c1e46a4edb9483cd3bcb5a

  • SSDEEP

    6144:Ynn5VHiComrw0XFnXXQYmRZEcp3ROI4lStQaiSaWUtEU:85oPmrn1nXXQYuZEcp3ROI4lStQaiSaF

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 53 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e5a96ddb3fcd847d05e3379a79a99f962e9535381a2b187f0d1b316cc9cb2e84.exe
    "C:\Users\Admin\AppData\Local\Temp\e5a96ddb3fcd847d05e3379a79a99f962e9535381a2b187f0d1b316cc9cb2e84.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1284
    • C:\Users\Admin\liuara.exe
      "C:\Users\Admin\liuara.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:984

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\liuara.exe

    Filesize

    292KB

    MD5

    fa4a054d16e864c7e2be7cd3cf77eede

    SHA1

    7343b4f852079328648b0ce5993b9e7ca6a7e16b

    SHA256

    289e00c65b74ff6465a3f3bb30712beb82a06e7505ba2ced8c8fc6a4216dd2c7

    SHA512

    40a0b239ff96625b39576709c9c75a842768f1699e77722fe192d2b3887cc29e172763aa3a9599fefa48c3c154c62a34a6b2b7fd0e78184a6f357efae6a492eb

  • C:\Users\Admin\liuara.exe

    Filesize

    292KB

    MD5

    fa4a054d16e864c7e2be7cd3cf77eede

    SHA1

    7343b4f852079328648b0ce5993b9e7ca6a7e16b

    SHA256

    289e00c65b74ff6465a3f3bb30712beb82a06e7505ba2ced8c8fc6a4216dd2c7

    SHA512

    40a0b239ff96625b39576709c9c75a842768f1699e77722fe192d2b3887cc29e172763aa3a9599fefa48c3c154c62a34a6b2b7fd0e78184a6f357efae6a492eb

  • \Users\Admin\liuara.exe

    Filesize

    292KB

    MD5

    fa4a054d16e864c7e2be7cd3cf77eede

    SHA1

    7343b4f852079328648b0ce5993b9e7ca6a7e16b

    SHA256

    289e00c65b74ff6465a3f3bb30712beb82a06e7505ba2ced8c8fc6a4216dd2c7

    SHA512

    40a0b239ff96625b39576709c9c75a842768f1699e77722fe192d2b3887cc29e172763aa3a9599fefa48c3c154c62a34a6b2b7fd0e78184a6f357efae6a492eb

  • \Users\Admin\liuara.exe

    Filesize

    292KB

    MD5

    fa4a054d16e864c7e2be7cd3cf77eede

    SHA1

    7343b4f852079328648b0ce5993b9e7ca6a7e16b

    SHA256

    289e00c65b74ff6465a3f3bb30712beb82a06e7505ba2ced8c8fc6a4216dd2c7

    SHA512

    40a0b239ff96625b39576709c9c75a842768f1699e77722fe192d2b3887cc29e172763aa3a9599fefa48c3c154c62a34a6b2b7fd0e78184a6f357efae6a492eb

  • memory/984-59-0x0000000000000000-mapping.dmp

  • memory/1284-56-0x00000000762E1000-0x00000000762E3000-memory.dmp

    Filesize

    8KB