Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    03/12/2021, 22:33

General

  • Target
    7f411b5e5b546cd096241570f39d02d7.dll
  • Size 384KB
  • Sample211203-2ghnsaheaj
  • SHA256 423bd5a167eeb14fee2d23ba0b6bbc6cfeb04193cdf60c3192a88187bee4e6ce
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch5

C2
  • 45.63.5.129:443

  • 128.199.192.135:8080

  • 51.178.61.60:443

  • 168.197.250.14:80

  • 177.72.80.14:7080

  • 51.210.242.234:8080

  • 142.4.219.173:8080

  • 78.47.204.80:443

  • 78.46.73.125:443

  • 37.44.244.177:8080

  • 37.59.209.141:8080

  • 191.252.103.16:80

  • 54.38.242.185:443

  • 85.214.67.203:8080

  • 217.182.143.207:443

  • 159.69.237.188:443

  • 210.57.209.142:8080

  • 54.37.228.122:443

  • 207.148.81.119:8080

  • 195.77.239.39:8080

eck1.plain
ecs1.plain

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • suricata: ET MALWARE W32/Emotet CnC Beacon 3

    suricata: ET MALWARE W32/Emotet CnC Beacon 3

  • Blocklisted process makes network request 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\7f411b5e5b546cd096241570f39d02d7.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3048
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\7f411b5e5b546cd096241570f39d02d7.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2716
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\7f411b5e5b546cd096241570f39d02d7.dll",Control_RunDLL
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        PID:2580

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2580-123-0x0000000004900000-0x0000000004927000-memory.dmp

        memory/2580-126-0x0000000004EF0000-0x0000000004F17000-memory.dmp

        memory/2580-129-0x0000000004FE0000-0x0000000005007000-memory.dmp

        memory/2580-132-0x00000000050C0000-0x00000000050E7000-memory.dmp

        memory/2580-135-0x00000000051A0000-0x00000000051C7000-memory.dmp

        memory/2580-138-0x0000000005280000-0x00000000052A7000-memory.dmp

        memory/2716-120-0x0000000001250000-0x0000000001277000-memory.dmp