Analysis

  • max time kernel
    92s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/02/2024, 18:47

General

  • Target
    DreamMail4/Sys/DmMapi.dll
  • Size 94KB
  • Sample240228-xfbfvsbc98
  • SHA256 7469c66c3535b296f8984734378bec3f6327b701d44f9a52f97fbb3419b01cf4
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\DreamMail4\Sys\DmMapi.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4176
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\DreamMail4\Sys\DmMapi.dll,#1
      2⤵
        PID:2888
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2888 -s 632
          3⤵
          • Program crash
          PID:1128
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2888 -ip 2888
      1⤵
        PID:1952

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            memory/2888-0-0x0000000000BF0000-0x0000000000C0C000-memory.dmp

            memory/2888-1-0x0000000000BF0000-0x0000000000C0C000-memory.dmp