Analysis

  • max time kernel
    4294183s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20220311-en
  • submitted
    18/03/2022, 10:30

General

  • Target
    291f2c7606a2c62615b89ec1b6e1dae4.dll
  • Size 660KB
  • Sample220318-mjvnsshca4
  • SHA256 3cffb34aed46b5052e39ae3c7c0330d003f4287230f1e21dcb478d89b3200f7f
  • 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.

  • Emotet4 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\291f2c7606a2c62615b89ec1b6e1dae4.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\291f2c7606a2c62615b89ec1b6e1dae4.dll
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1876
      • C:\Windows\SysWOW64\regsvr32.exe
        C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Urewivjnqwkselij\ehueavzy.xqq"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:672

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/672-60-0x00000000001D0000-0x00000000001F7000-memory.dmp

        memory/1876-55-0x0000000075271000-0x0000000075273000-memory.dmp

        memory/1876-56-0x0000000000990000-0x00000000009B7000-memory.dmp

        memory/2016-54-0x000007FEFB711000-0x000007FEFB713000-memory.dmp