Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-07-2024 23:42

General

  • Target

    2e401ddb8d197c0f6c3d71c34e04a232_JaffaCakes118.dll

  • Size

    346KB

  • MD5

    2e401ddb8d197c0f6c3d71c34e04a232

  • SHA1

    4d3c4cc6b958040ceac4d6e8e0073871c2b7404a

  • SHA256

    b47742944247bd0afa8b9af25ad3184fcfbf64d26800c028ffa6fd70dd90b807

  • SHA512

    ea1072106a2ea07f2355193026f0913dd061b5ec781d75333733b1da559b4f4064ae444413368c58a14b976f1fcc49c4d79d9fa01a5580011a3efd67c31a4da9

  • SSDEEP

    3072:Z82jpiC2JG7HZb7XWQml/jz8A4diTE90Q6kF4CKAYRkcj:62L7HN7Kl/jLA90QECrYRpj

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

84.232.229.24:80

51.255.203.164:8080

217.160.169.110:8080

51.15.7.145:80

177.85.167.10:80

186.177.174.163:80

190.114.254.163:8080

185.183.16.47:80

149.202.72.142:7080

181.30.61.163:443

31.27.59.105:80

50.28.51.143:8080

68.183.190.199:8080

85.214.26.7:8080

137.74.106.111:7080

200.75.39.254:80

85.105.239.184:443

190.45.24.210:80

170.81.48.2:80

109.101.137.162:8080

rsa_pubkey.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
  • Enumerates physical storage devices 1 TTPs

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

  • 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\2e401ddb8d197c0f6c3d71c34e04a232_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2340
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2e401ddb8d197c0f6c3d71c34e04a232_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:4952
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Syxdhobffsjn\bccfxubvrky.oru",OWpBrdnAia
        3⤵
        • Loads dropped DLL
        PID:1080

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Syxdhobffsjn\bccfxubvrky.oru

    Filesize

    346KB

    MD5

    2e401ddb8d197c0f6c3d71c34e04a232

    SHA1

    4d3c4cc6b958040ceac4d6e8e0073871c2b7404a

    SHA256

    b47742944247bd0afa8b9af25ad3184fcfbf64d26800c028ffa6fd70dd90b807

    SHA512

    ea1072106a2ea07f2355193026f0913dd061b5ec781d75333733b1da559b4f4064ae444413368c58a14b976f1fcc49c4d79d9fa01a5580011a3efd67c31a4da9

  • memory/4952-0-0x0000000000E50000-0x0000000000E71000-memory.dmp

    Filesize

    132KB

  • memory/4952-1-0x0000000010000000-0x0000000010024000-memory.dmp

    Filesize

    144KB

  • memory/4952-3-0x0000000010000000-0x0000000010024000-memory.dmp

    Filesize

    144KB