Analysis

  • max time kernel
    145s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230621-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/06/2023, 12:19

General

  • Target
    tPuBVdK7di.dll
  • Size 527.5MB
  • Sample230630-phpr9sbe6v
  • SHA256 a6e1b44ccb61a67b8e16ddc67eccacdd4b9b31a9de1fd048793c5c46b22337e2
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch4

C2
  • 164.68.99.3:8080

  • 164.90.222.65:443

  • 186.194.240.217:443

  • 1.234.2.232:8080

  • 103.75.201.2:443

  • 187.63.160.88:80

  • 147.139.166.154:8080

  • 91.207.28.33:8080

  • 5.135.159.50:443

  • 153.92.5.27:8080

  • 213.239.212.5:443

  • 103.43.75.120:443

  • 159.65.88.10:8080

  • 167.172.253.162:8080

  • 153.126.146.25:7080

  • 119.59.103.152:8080

  • 107.170.39.149:8080

  • 183.111.227.137:8080

  • 159.89.202.34:443

  • 110.232.117.186:8080

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Drops file in System32 directory 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\tPuBVdK7di.dll
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:3692
    • C:\Windows\system32\regsvr32.exe
      C:\Windows\system32\regsvr32.exe "C:\Windows\system32\CuHsuGI\VJxfUdXSoWx.dll"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1076
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k netsvcs -p
    1⤵
    • Drops file in System32 directory
    PID:2856

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3692-133-0x0000000180000000-0x000000018002D000-memory.dmp

        memory/3692-136-0x0000000000CF0000-0x0000000000CF1000-memory.dmp