Analysis

  • max time kernel
    4294179s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20220310-en
  • submitted
    21/03/2022, 00:33

General

  • Target
    5f51f579d81f05c9ad9a8347bcb0b15c.dll
  • Size 480KB
  • Sample220321-av8ctaghak
  • SHA256 73f44f94be1ce374a50040a9dfbfd33f63cc03b93bb79844a7c1459fd6e2cbed
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch5

C2
  • 80.211.107.116:8080

  • 188.166.229.148:443

  • 121.78.112.42:8080

  • 185.148.168.15:8080

  • 210.57.209.142:8080

  • 194.9.172.107:8080

  • 139.196.72.155:8080

  • 128.199.192.135:8080

  • 62.171.178.147:8080

  • 103.133.214.242:8080

  • 104.131.62.48:8080

  • 103.41.204.169:8080

  • 54.37.106.167:8080

  • 217.182.143.207:443

  • 185.148.168.220:8080

  • 202.134.4.210:7080

  • 198.199.98.78:8080

  • 5.56.132.177:8080

  • 66.42.57.149:443

  • 78.46.73.125:443

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\5f51f579d81f05c9ad9a8347bcb0b15c.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1996
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\5f51f579d81f05c9ad9a8347bcb0b15c.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1964

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1964-55-0x0000000075041000-0x0000000075043000-memory.dmp

        memory/1964-56-0x0000000000740000-0x0000000000767000-memory.dmp

        memory/1996-54-0x000007FEFB7F1000-0x000007FEFB7F3000-memory.dmp