Analysis

  • max time kernel
    118s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220310-en
  • submitted
    23/03/2022, 08:47

General

  • Target
    a65cab860be3a7de09a38987eaaa02d2cdebcc5cbd2c73b76f6fed16657db926.dll
  • Size 688KB
  • Sample220323-kpy73aahc3
  • SHA256 a65cab860be3a7de09a38987eaaa02d2cdebcc5cbd2c73b76f6fed16657db926
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch4

C2
  • 45.76.1.145:443

  • 217.182.25.250:8080

  • 119.193.124.41:7080

  • 192.99.251.50:443

  • 146.59.226.45:443

  • 173.212.193.249:8080

  • 207.38.84.195:8080

  • 45.118.135.203:7080

  • 31.24.158.56:8080

  • 209.126.98.206:8080

  • 212.237.17.99:8080

  • 216.158.226.206:443

  • 50.30.40.196:8080

  • 82.165.152.127:8080

  • 159.8.59.82:8080

  • 107.182.225.142:8080

  • 110.232.117.186:8080

  • 72.15.201.15:8080

  • 5.9.116.246:8080

  • 79.172.212.216:8080

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Modifies data under HKEY_USERS 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a65cab860be3a7de09a38987eaaa02d2cdebcc5cbd2c73b76f6fed16657db926.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3920
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\a65cab860be3a7de09a38987eaaa02d2cdebcc5cbd2c73b76f6fed16657db926.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4380
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
    1⤵
    • Modifies data under HKEY_USERS
    PID:4352

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/4380-135-0x0000000002C10000-0x0000000002C38000-memory.dmp