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Analysis

  • max time kernel
    78s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    16/01/2025, 18:04

General

  • Target

    b5bfd32a0fbf01c39a49f50d858a9daa525855d39ff170ccddcbd9cb3cdb9d86.exe

  • Size

    2.2MB

  • MD5

    db8eb286d9dd8162bfbcdf070e9ca2fb

  • SHA1

    188b461cb5bcf510f69937b45ceb703b83906a86

  • SHA256

    b5bfd32a0fbf01c39a49f50d858a9daa525855d39ff170ccddcbd9cb3cdb9d86

  • SHA512

    5ef01b0b3b119fcfd40e23e8501ecd70f4b3bf9c44dd49bcc1533503a63172732bd408ed794d4876465c7bdf7b3321663403d0432fd8d3737957c811d9958757

  • SSDEEP

    24576:0UzNkyrbtjbGixCOPKH2I1iIWILtfOIJ+HKodCHPC0cF3u7P1+eWQ8f/x52vHNZf:0UzeyQMS4DqodCnoe+iitjWwwj

Score
7/10

Malware Config

Signatures

  • Drops startup file 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b5bfd32a0fbf01c39a49f50d858a9daa525855d39ff170ccddcbd9cb3cdb9d86.exe
    "C:\Users\Admin\AppData\Local\Temp\b5bfd32a0fbf01c39a49f50d858a9daa525855d39ff170ccddcbd9cb3cdb9d86.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2396
      • C:\Users\Admin\AppData\Local\Temp\b5bfd32a0fbf01c39a49f50d858a9daa525855d39ff170ccddcbd9cb3cdb9d86.exe
        "C:\Users\Admin\AppData\Local\Temp\b5bfd32a0fbf01c39a49f50d858a9daa525855d39ff170ccddcbd9cb3cdb9d86.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2792

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\Parameters.ini

      Filesize

      74B

      MD5

      6687785d6a31cdf9a5f80acb3abc459b

      SHA1

      1ddda26cc18189770eaaa4a9e78cc4abe4fe39c9

      SHA256

      3b5ebe1c6d4d33c14e5f2ca735fc085759f47895ea90192999a22a035c7edc9b

      SHA512

      5fe9429d64ee6fe0d3698cabb39757729b48d525500afa5f073d69f14f791c8aa2bc7ce0467d48d66fc58d894983391022c59035fa67703fefd309ec4a5d9962

    • memory/2292-0-0x00000000001B0000-0x00000000001B1000-memory.dmp

      Filesize

      4KB

    • memory/2292-17-0x00000000001B0000-0x00000000001B1000-memory.dmp

      Filesize

      4KB

    • memory/2292-16-0x0000000000400000-0x00000000005D3000-memory.dmp

      Filesize

      1.8MB

    • memory/2292-27-0x0000000000400000-0x00000000005D3000-memory.dmp

      Filesize

      1.8MB

    • memory/2792-19-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2792-25-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2792-28-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2792-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2792-34-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2792-32-0x0000000000440000-0x00000000004A7000-memory.dmp

      Filesize

      412KB