Analysis

  • max time kernel
    121s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    25/01/2022, 18:11

General

  • Target
    bf5aa66edea85494af76106f100abf40.dll
  • Size 596KB
  • Sample220125-wsllxscdel
  • SHA256 780495222fd51ebd6b28cb1ce7face2a4645bb8a03a75cbdc716689fba15898a
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch5

C2
  • 185.244.166.137:443

  • 185.168.130.138:443

  • 59.148.253.194:443

  • 78.46.73.125:443

  • 195.77.239.39:8080

  • 104.131.62.48:8080

  • 69.16.218.101:8080

  • 203.153.216.46:443

  • 195.154.146.35:443

  • 190.90.233.66:443

  • 191.252.103.16:80

  • 37.44.244.177:8080

  • 168.197.250.14:80

  • 116.124.128.206:8080

  • 54.37.228.122:443

  • 159.69.237.188:443

  • 85.214.67.203:8080

  • 210.57.209.142:8080

  • 78.47.204.80:443

  • 185.148.168.220:8080

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\bf5aa66edea85494af76106f100abf40.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2768
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\bf5aa66edea85494af76106f100abf40.dll
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3540
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\bf5aa66edea85494af76106f100abf40.dll",DllRegisterServer
        3⤵
          PID:2204

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/3540-116-0x0000000004780000-0x00000000047A7000-memory.dmp