Analysis

  • max time kernel
    141s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/08/2023, 04:21

General

  • Target
    ba20f9bc7b6e56b5ceeb72d92107c299.exe
  • Size 2.7MB
  • Sample230830-eynj2acg3t
  • SHA256 8ee0b8f40e58ae7ff46cb2779d8b0796071873d554d9d6ec4ae7207c9e26b865
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ba20f9bc7b6e56b5ceeb72d92107c299.exe
    "C:\Users\Admin\AppData\Local\Temp\ba20f9bc7b6e56b5ceeb72d92107c299.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2436
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" -U /S CCh7.7
      2⤵
      • Loads dropped DLL
      PID:1300

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        CCh7.7

        • Path C:\Users\Admin\AppData\Local\Temp\CCh7.7
        • Size 2.6MB
        • SHA256 5fabcf115f08b713b7817901a9b38c2bdf4e617f810ca0ee353bd0009e719a74
        • MD5 SHA1 SHA512 SSDEEP

        CCh7.7

        • Path C:\Users\Admin\AppData\Local\Temp\CCh7.7
        • Size 2.6MB
        • SHA256 5fabcf115f08b713b7817901a9b38c2bdf4e617f810ca0ee353bd0009e719a74
        • MD5 SHA1 SHA512 SSDEEP

        memory/1300-4-0x00000000012E0000-0x00000000012E6000-memory.dmp

        memory/1300-5-0x0000000000400000-0x0000000000693000-memory.dmp

        memory/1300-7-0x0000000002ED0000-0x0000000002FE4000-memory.dmp

        memory/1300-8-0x0000000002FF0000-0x00000000030EA000-memory.dmp

        memory/1300-9-0x0000000002FF0000-0x00000000030EA000-memory.dmp

        memory/1300-11-0x0000000002FF0000-0x00000000030EA000-memory.dmp

        memory/1300-12-0x0000000002FF0000-0x00000000030EA000-memory.dmp