Analysis

  • max time kernel
    4294178s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20220223-en
  • submitted
    24/02/2022, 00:50

General

  • Target
    57c9bb806004c3280a98fcb0869dad44.dll
  • Size 660KB
  • Sample220224-a6ymrabfh2
  • SHA256 11f2e83ad4c8e19781d58bb26a9f9aa9670e55386f88d469f1205b4b7da5ce7c
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch5

C2
  • 46.41.130.218:8080

  • 168.197.250.14:80

  • 195.77.239.39:8080

  • 210.57.209.142:8080

  • 203.153.216.46:443

  • 45.71.195.104:8080

  • 185.148.168.15:8080

  • 78.46.73.125:443

  • 116.124.128.206:8080

  • 68.183.93.250:443

  • 54.37.106.167:8080

  • 66.42.57.149:443

  • 103.41.204.169:8080

  • 62.171.178.147:8080

  • 37.59.209.141:8080

  • 61.7.231.229:443

  • 185.148.168.220:8080

  • 139.196.72.155:8080

  • 194.9.172.107:8080

  • 191.252.103.16:80

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • 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\57c9bb806004c3280a98fcb0869dad44.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:964
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\57c9bb806004c3280a98fcb0869dad44.dll
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1716
      • C:\Windows\SysWOW64\regsvr32.exe
        C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Wscxplivhmgru\xuitfmh.ysl"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:668

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/668-59-0x00000000001F0000-0x0000000000215000-memory.dmp

        memory/964-54-0x000007FEFBD31000-0x000007FEFBD33000-memory.dmp

        memory/1716-55-0x0000000075131000-0x0000000075133000-memory.dmp

        memory/1716-56-0x0000000000230000-0x0000000000255000-memory.dmp