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Analysis

  • max time kernel
    95s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/12/2024, 13:38

General

  • Target

    JaffaCakes118_a93f135c18301d5e8695a60d17868fc14e110fb684b07020e85e1331d9c9cbc3.dll

  • Size

    184KB

  • MD5

    ab4731bdb4bcb3d19b3edbf71b4402bf

  • SHA1

    ede5387e609be2b15495508059ce024b50fe2274

  • SHA256

    a93f135c18301d5e8695a60d17868fc14e110fb684b07020e85e1331d9c9cbc3

  • SHA512

    c79de036b2d942c326d2a1b4b7ec7da06129d4c09a1af44feaaa52ebb580d2a05181bcc196129cf50f0fe1c341b4b8f56032e316f92d84fa1d594ef0bd023e75

  • SSDEEP

    3072:yiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoelzoxss7:yiLVCIT4WK2z1W+CUHZj4Skq/eao8oC

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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_a93f135c18301d5e8695a60d17868fc14e110fb684b07020e85e1331d9c9cbc3.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2012
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a93f135c18301d5e8695a60d17868fc14e110fb684b07020e85e1331d9c9cbc3.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4668
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4668 -s 624
        3⤵
        • Program crash
        PID:1364
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4668 -ip 4668
    1⤵
      PID:3800

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4668-0-0x00000000006F0000-0x00000000006F6000-memory.dmp

      Filesize

      24KB

    • memory/4668-1-0x00000000757B0000-0x00000000757DF000-memory.dmp

      Filesize

      188KB

    • memory/4668-3-0x00000000006F0000-0x00000000006F6000-memory.dmp

      Filesize

      24KB