Analysis

  • max time kernel
    137s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-08-2024 23:06

General

  • Target

    $PLUGINSDIR/md5dll.dll

  • Size

    6KB

  • MD5

    0745ff646f5af1f1cdd784c06f40fce9

  • SHA1

    bf7eba06020d7154ce4e35f696bec6e6c966287f

  • SHA256

    fbed2f1160469f42ce97c33ad558201b2b43e3020257f9b2259e3ce295317a70

  • SHA512

    8d31627c719e788b5d0f5f34d4cb175989eaa35aa3335c98f2ba7902c8ae01b23de3ccb9c6eb95945f0b08ef74d456f9f22ca7539df303e1df3f6a7e67b358da

  • SSDEEP

    96:GL2PcvGn5olZMTZxEp8agTsflVwn4GogZcko5N1ub:U2Pxn5UZMTZipyaw4ZkKP2

Score
7/10

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • UPX packed file 2 IoCs

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

  • Program crash 1 IoCs
  • 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 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\md5dll.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3788
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\md5dll.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:836
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 836 -s 600
        3⤵
        • Program crash
        PID:1664
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 836 -ip 836
    1⤵
      PID:1756

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/836-0-0x0000000010000000-0x0000000010009000-memory.dmp

      Filesize

      36KB

    • memory/836-2-0x0000000010000000-0x0000000010009000-memory.dmp

      Filesize

      36KB