Analysis

  • max time kernel
    122s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220310-en
  • submitted
    15/03/2022, 00:08

General

  • Target
    emotet_exe_e5_95a9f8545dd453136dcb2cfc10cf588644e9e2570f7348e9b38caad23d87e63d_2022-03-15__000706.dll
  • Size 996KB
  • Sample220315-aexalseba2
  • SHA256 95a9f8545dd453136dcb2cfc10cf588644e9e2570f7348e9b38caad23d87e63d
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch5

C2
  • 51.75.33.122:443

  • 186.250.48.5:80

  • 168.119.39.118:443

  • 207.148.81.119:8080

  • 194.9.172.107:8080

  • 139.196.72.155:8080

  • 78.47.204.80:443

  • 159.69.237.188:443

  • 45.71.195.104:8080

  • 54.37.106.167:8080

  • 185.168.130.138:443

  • 37.44.244.177:8080

  • 185.184.25.78:8080

  • 185.148.168.15:8080

  • 128.199.192.135:8080

  • 37.59.209.141:8080

  • 103.41.204.169:8080

  • 185.148.168.220:8080

  • 103.42.58.120:7080

  • 78.46.73.125:443

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_95a9f8545dd453136dcb2cfc10cf588644e9e2570f7348e9b38caad23d87e63d_2022-03-15__000706.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_95a9f8545dd453136dcb2cfc10cf588644e9e2570f7348e9b38caad23d87e63d_2022-03-15__000706.dll
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1772
      • C:\Windows\SysWOW64\regsvr32.exe
        C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Memjr\nfhthvuxiuj.egz"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:1288

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1772-134-0x0000000010000000-0x0000000010027000-memory.dmp