Analysis

  • max time kernel
    96s
  • max time network
    145s
  • 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 10:37

General

  • Target

    JaffaCakes118_ca81eeae0260791da30cece091e02a2afa9902d49dce4010c2f8236eda0a4e99.dll

  • Size

    184KB

  • MD5

    cb097b6d7bda6f41bd2223c6ebe3abb4

  • SHA1

    f41866f321ee65156de17de441cc8a6b8779465e

  • SHA256

    ca81eeae0260791da30cece091e02a2afa9902d49dce4010c2f8236eda0a4e99

  • SHA512

    8822d4bf6a786dc60cb497c9bb3615dcd4dfeab6ddac100142deeaf4cdea8e6ba15b939237263ffd8801fd09da3611813503311793be26fe505248cec7342d0a

  • SSDEEP

    3072:7uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KSlmsb:57TXYsd9SkONU1jKGlNlm

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_ca81eeae0260791da30cece091e02a2afa9902d49dce4010c2f8236eda0a4e99.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1216
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ca81eeae0260791da30cece091e02a2afa9902d49dce4010c2f8236eda0a4e99.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1984
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1984 -s 616
        3⤵
        • Program crash
        PID:3020
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1984 -ip 1984
    1⤵
      PID:3560

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1984-0-0x0000000000E40000-0x0000000000E46000-memory.dmp

      Filesize

      24KB

    • memory/1984-1-0x0000000074CC0000-0x0000000074CF0000-memory.dmp

      Filesize

      192KB

    • memory/1984-2-0x0000000074CC0000-0x0000000074CF0000-memory.dmp

      Filesize

      192KB

    • memory/1984-3-0x0000000000E40000-0x0000000000E46000-memory.dmp

      Filesize

      24KB