Analysis

  • max time kernel
    139s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    16/11/2021, 11:13

General

  • Target
    8d2cdf41ea53bbd1281041608f5d12fb4fd1b279e5d557a1809ce3935c8b6531.dll
  • Size 252KB
  • Sample211116-nbehaaadfm
  • SHA256 8d2cdf41ea53bbd1281041608f5d12fb4fd1b279e5d557a1809ce3935c8b6531
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch4

C2
  • 81.0.236.93:443

  • 94.177.248.64:443

  • 66.42.55.5:7080

  • 103.8.26.103:8080

  • 185.184.25.237:8080

  • 45.76.176.10:8080

  • 188.93.125.116:8080

  • 103.8.26.102:8080

  • 178.79.147.66:8080

  • 58.227.42.236:80

  • 45.118.135.203:7080

  • 103.75.201.2:443

  • 195.154.133.20:443

  • 45.142.114.231:8080

  • 212.237.5.209:443

  • 207.38.84.195:8080

  • 104.251.214.46:8080

  • 138.185.72.26:8080

  • 51.68.175.8:8080

  • 210.57.217.132:8080

eck1.plain

Signatures

  • Emotet

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

  • suricata: ET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Dridex/Trickbot CnC)

    suricata: ET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Dridex/Trickbot CnC)

  • Blocklisted process makes network request 3 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\8d2cdf41ea53bbd1281041608f5d12fb4fd1b279e5d557a1809ce3935c8b6531.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2412
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8d2cdf41ea53bbd1281041608f5d12fb4fd1b279e5d557a1809ce3935c8b6531.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2640
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\8d2cdf41ea53bbd1281041608f5d12fb4fd1b279e5d557a1809ce3935c8b6531.dll",Control_RunDLL
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        PID:2704

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2640-117-0x0000000010000000-0x0000000010028000-memory.dmp