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Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    24/12/2024, 09:32

General

  • Target

    JaffaCakes118_fbbc3ecda0d30ea67d2a2f3fef0752d2330fe2382cc2f5f8e026693195e705a2.dll

  • Size

    188KB

  • MD5

    a709fe3bdbd853e3415908755a672f12

  • SHA1

    5f7a761bd7b8e12ebe67bd2b6e525b4aa5a15371

  • SHA256

    fbbc3ecda0d30ea67d2a2f3fef0752d2330fe2382cc2f5f8e026693195e705a2

  • SHA512

    291d750fff5bad32664497f3489514164a3f198526edb6a13ed7d781656fb1256a36ee5ce50e2d345dca79fba34f19172369817a8a4946385619e650730cf742

  • SSDEEP

    3072:kA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAouo:kzIqATVfQeV2FZalKq6jtGJWuTmd

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex family
  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fbbc3ecda0d30ea67d2a2f3fef0752d2330fe2382cc2f5f8e026693195e705a2.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1804
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fbbc3ecda0d30ea67d2a2f3fef0752d2330fe2382cc2f5f8e026693195e705a2.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2500
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2500 -s 300
        3⤵
        • Program crash
        PID:2560

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2500-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

    Filesize

    24KB

  • memory/2500-1-0x0000000075360000-0x0000000075390000-memory.dmp

    Filesize

    192KB

  • memory/2500-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

    Filesize

    24KB