Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 15:30

General

  • Target

    JaffaCakes118_251c906a5edc1412668f248ad48694c2.dll

  • Size

    608KB

  • MD5

    251c906a5edc1412668f248ad48694c2

  • SHA1

    d2fd51e8f4cd7db1831b4039817eb218d344600d

  • SHA256

    a21146842a0f63b5eb7a548542eaf1660e0cd246dfce90b0565830da91521b57

  • SHA512

    9e2bf7163c6d47e35d16c2b6e2157a2375e5e2298b2476355f77155e8f44e1a91bca213f71d1b3309a08d4525852633ce2f6b81f6a01a108898fd192940b616d

  • SSDEEP

    12288:FZGQdqOGp7JqydLqQSeCqsVK8kPRGO35N9mVPzXc6I:FZ0pWjeCVVK8kP9N9oLy

Malware Config

Extracted

Family

dridex

Botnet

10444

C2

174.128.245.202:443

51.83.3.52:13786

69.64.50.41:6602

rc4.plain
rc4.plain

Signatures

  • Dridex

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

  • Dridex family
  • Blocklisted process makes network request 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 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 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_251c906a5edc1412668f248ad48694c2.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1600
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_251c906a5edc1412668f248ad48694c2.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Checks whether UAC is enabled
      • System Location Discovery: System Language Discovery
      PID:4728

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4728-0-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/4728-3-0x0000000000494000-0x000000000049A000-memory.dmp

    Filesize

    24KB

  • memory/4728-4-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/4728-5-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/4728-8-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB