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Analysis

  • max time kernel
    145s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2024, 22:12

General

  • Target

    JaffaCakes118_4177fc3b9921f17bd2bf3597a89deb5739c18be331a023190a7a39674aca8914.dll

  • Size

    170KB

  • MD5

    e91cefc9a0deb0c614957e6abce71595

  • SHA1

    55faea340fc0b1e79a16ed626cc1d642430db0a1

  • SHA256

    4177fc3b9921f17bd2bf3597a89deb5739c18be331a023190a7a39674aca8914

  • SHA512

    5fde0d551b97f7fd144a2ab6a804197f08562d910fa6c09d65e33cafe5bd6eca5cb05c4b06ba2af27eabf03b1ffff9a1ae32bc4170461a5c2d09c86a8ce7cb79

  • SSDEEP

    3072:TV/jTmL3X6TLhgZBxbvRS1ebSi75S5NNZ4n+whXVM9MWdo8erj:TV/jTe38LiI4Oi75izyn+4lm

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

210.65.244.187:443

162.241.41.92:2303

46.231.204.10:8172

185.183.159.100:4125

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 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4177fc3b9921f17bd2bf3597a89deb5739c18be331a023190a7a39674aca8914.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1940
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4177fc3b9921f17bd2bf3597a89deb5739c18be331a023190a7a39674aca8914.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3680
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3680 -s 660
        3⤵
        • Program crash
        PID:4872
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3680 -ip 3680
    1⤵
      PID:536

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3680-0-0x0000000074D80000-0x0000000074DAF000-memory.dmp

      Filesize

      188KB

    • memory/3680-2-0x0000000002940000-0x0000000002946000-memory.dmp

      Filesize

      24KB