Analysis

  • max time kernel
    120s
  • max time network
    161s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    28/11/2021, 00:01

General

  • Target
    emotet_exe_e4_da44010a75755108dcb65422b2ee15ea309e9b44f1b3f3da6ddbf96d7b0e87b8_2021-11-28__000004.exe.dll
  • Size 696KB
  • Sample211128-aaxetaecdn
  • SHA256 da44010a75755108dcb65422b2ee15ea309e9b44f1b3f3da6ddbf96d7b0e87b8
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch4

C2
  • 91.200.186.228:443

  • 41.76.108.46:8080

  • 188.165.214.166:7080

  • 191.252.196.221:8080

  • 103.8.26.103:8080

  • 185.184.25.237:8080

  • 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

  • 212.237.17.99:8080

  • 212.237.56.116:7080

  • 216.158.226.206:443

  • 110.232.117.186:8080

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 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\emotet_exe_e4_da44010a75755108dcb65422b2ee15ea309e9b44f1b3f3da6ddbf96d7b0e87b8_2021-11-28__000004.exe.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3536
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_da44010a75755108dcb65422b2ee15ea309e9b44f1b3f3da6ddbf96d7b0e87b8_2021-11-28__000004.exe.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3660
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\emotet_exe_e4_da44010a75755108dcb65422b2ee15ea309e9b44f1b3f3da6ddbf96d7b0e87b8_2021-11-28__000004.exe.dll",Control_RunDLL
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        PID:4004

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/3660-119-0x00000000042E0000-0x0000000004308000-memory.dmp

        memory/4004-124-0x0000000002F00000-0x0000000002F28000-memory.dmp

        memory/4004-126-0x0000000004FD0000-0x0000000004FF8000-memory.dmp

        memory/4004-129-0x00000000050B0000-0x00000000050D8000-memory.dmp

        memory/4004-132-0x0000000005190000-0x00000000051B8000-memory.dmp

        memory/4004-135-0x0000000005270000-0x0000000005298000-memory.dmp

        memory/4004-138-0x0000000005350000-0x0000000005378000-memory.dmp