Analysis

  • max time kernel
    129s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/07/2024, 03:36

General

  • Target
    442372b8f6c0a4f154b8a6e7741e8c98_JaffaCakes118.dll
  • Size 491KB
  • Sample240714-d6djcsvfjm
  • SHA256 b30b4c7d1185b17a004a4c6bbf5d537e0a3b2fe2c820d2a9555ba4e37613f3f0
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch1

C2
  • 45.4.32.50:80

  • 170.81.48.2:80

  • 167.71.148.58:443

  • 211.215.18.93:8080

  • 1.234.65.61:80

  • 217.13.106.14:8080

  • 12.163.208.58:80

  • 178.250.54.208:8080

  • 82.76.111.249:443

  • 202.134.4.210:7080

  • 172.245.248.239:8080

  • 84.5.104.93:80

  • 209.236.123.42:8080

  • 192.175.111.212:7080

  • 190.24.243.186:80

  • 68.183.170.114:8080

  • 187.39.237.56:8080

  • 1.226.84.243:8080

  • 191.182.6.118:80

  • 152.169.22.67:80

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Blocklisted process makes network request 5 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\442372b8f6c0a4f154b8a6e7741e8c98_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1840
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\442372b8f6c0a4f154b8a6e7741e8c98_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:4472
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Ualqmsoqjkmnbgu\ifvheapekxzrve.jtd",Control_RunDLL
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:440

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        ifvheapekxzrve.jtd

        • Path C:\Windows\SysWOW64\Ualqmsoqjkmnbgu\ifvheapekxzrve.jtd
        • Size 491KB
        • SHA256 b30b4c7d1185b17a004a4c6bbf5d537e0a3b2fe2c820d2a9555ba4e37613f3f0
        • MD5 SHA1 SHA512 SSDEEP

        memory/440-5-0x00000000027C0000-0x00000000027DF000-memory.dmp

        memory/4472-0-0x0000000002A90000-0x0000000002AAF000-memory.dmp

        memory/4472-3-0x0000000010000000-0x0000000010891000-memory.dmp