Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    28/11/2021, 01:56

General

  • Target
    ce23ed3c8f3e26a8642b62236d44f09f.dll
  • Size 696KB
  • Sample211128-ccp5maehfl
  • SHA256 bfeaf561ffc28c93576ea37cc51d9fb38cb93adf0219bc0b9555de99c6d9f441
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch5

C2
  • 51.178.61.60:443

  • 168.197.250.14:80

  • 45.79.33.48:8080

  • 196.44.98.190:8080

  • 177.72.80.14:7080

  • 51.210.242.234:8080

  • 185.148.169.10:8080

  • 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

  • 54.37.228.122:443

  • 207.148.81.119:8080

  • 195.77.239.39:8080

  • 66.42.57.149:443

  • 195.154.146.35:443

eck1.plain
ecs1.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)

  • 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\ce23ed3c8f3e26a8642b62236d44f09f.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3776
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ce23ed3c8f3e26a8642b62236d44f09f.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4296
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\ce23ed3c8f3e26a8642b62236d44f09f.dll",Control_RunDLL
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        PID:3772

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3772-123-0x0000000000940000-0x0000000000968000-memory.dmp

        memory/3772-126-0x0000000004890000-0x00000000048B8000-memory.dmp

        memory/3772-129-0x0000000004970000-0x0000000004998000-memory.dmp

        memory/3772-132-0x0000000004A50000-0x0000000004A78000-memory.dmp

        memory/3772-135-0x0000000004B30000-0x0000000004B58000-memory.dmp

        memory/3772-138-0x0000000004C10000-0x0000000004C38000-memory.dmp

        memory/4296-119-0x0000000000D10000-0x0000000000D38000-memory.dmp