Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-12-2024 01:12

General

  • Target

    JaffaCakes118_4b197a91288d69d0d712c3bcbbe7ebd636524cca68f68ab563f6eeed218bdde1.dll

  • Size

    184KB

  • MD5

    a4c9d2cf1afb3bda9545dd6e188c9e86

  • SHA1

    541c777b745db9bd11c36682f95686c9d0e250bd

  • SHA256

    4b197a91288d69d0d712c3bcbbe7ebd636524cca68f68ab563f6eeed218bdde1

  • SHA512

    83bbe604a845288f6f47dcf4c0af0c73f80399e24b1653e2e0bce082e9f717443c584584d19cd9ee498c6e5567dd5f10c9a1c43f48b3e4c6916a6e971e7be1e1

  • SSDEEP

    3072:zuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KClmsb:B7TXYsd9SkONU1jKGl9lm

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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 2 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_4b197a91288d69d0d712c3bcbbe7ebd636524cca68f68ab563f6eeed218bdde1.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1128
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4b197a91288d69d0d712c3bcbbe7ebd636524cca68f68ab563f6eeed218bdde1.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3288
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3288 -s 624
        3⤵
        • Program crash
        PID:2236
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3288 -ip 3288
    1⤵
      PID:1988

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3288-0-0x0000000000B10000-0x0000000000B16000-memory.dmp

      Filesize

      24KB

    • memory/3288-1-0x0000000074940000-0x0000000074970000-memory.dmp

      Filesize

      192KB

    • memory/3288-3-0x0000000000B10000-0x0000000000B16000-memory.dmp

      Filesize

      24KB

    • memory/3288-2-0x0000000074940000-0x0000000074970000-memory.dmp

      Filesize

      192KB