Analysis

  • max time kernel
    160s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220310-en
  • submitted
    16/03/2022, 15:47

General

  • Target
    0fff5986d3a514a559c8d813aef90235.dll
  • Size 664KB
  • Sample220316-s76zmafbc2
  • SHA256 7ad2e3f58ed7d6daa0fa7e408989c40bb17d3fcf8ad15edf96fd3847e4f06f6e
  • 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.

  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Modifies data under HKEY_USERS 6 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\0fff5986d3a514a559c8d813aef90235.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3492
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\0fff5986d3a514a559c8d813aef90235.dll
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1720
      • C:\Windows\SysWOW64\regsvr32.exe
        C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Smsfmcspdo\kpucoeovoy.ggs"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:2676
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
    1⤵
    • Modifies data under HKEY_USERS
    PID:4388

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1720-135-0x0000000002540000-0x0000000002575000-memory.dmp

        memory/2676-139-0x0000000002CD0000-0x0000000002D05000-memory.dmp