Analysis

  • max time kernel
    90s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-04-2024 17:55

General

  • Target

    769fe24e8521883195d0e96b2f1c1a41_JaffaCakes118.dll

  • Size

    180KB

  • MD5

    769fe24e8521883195d0e96b2f1c1a41

  • SHA1

    50519977c7c2b96f8f5333dab797fa92f40dfd40

  • SHA256

    908f65a11475183af23d5295a67212a600490fb45c925f052dc6ffecff8d39e6

  • SHA512

    7a0025d05a4971fced89568778f2eda20f56e079308ccd90004b0f14f801a36a41489318922e7625f3bbacbfd9968dce7f2ea0e60e4df0c41c1b73cd77da6ecd

  • SSDEEP

    3072:jD2VJeSjU91NwhzvGQ5Fv6GKWiEAZxRzvUAtfRZF5EKWiQqmyFsuA:jDOJeSjoCB5xhCFzsAtZj5NBQoF

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

139.162.232.153:443

5.83.45.48:5412

209.239.112.82:8333

rc4.plain
rc4.plain

Signatures

  • Dridex

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

  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\769fe24e8521883195d0e96b2f1c1a41_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4116
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\769fe24e8521883195d0e96b2f1c1a41_JaffaCakes118.dll,#1
      2⤵
        PID:1096
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 612
          3⤵
          • Program crash
          PID:784
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1096 -ip 1096
      1⤵
        PID:3080

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1096-0-0x0000000074D70000-0x0000000074D9F000-memory.dmp
        Filesize

        188KB

      • memory/1096-1-0x00000000003F0000-0x00000000003F6000-memory.dmp
        Filesize

        24KB