Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-04-2024 19:39

General

  • Target

    f8a0bdd28d844a8f4fab845d6f7b93bc_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    f8a0bdd28d844a8f4fab845d6f7b93bc

  • SHA1

    ed56ea0b818b139ff4b922f842abb75be0d68de6

  • SHA256

    39e41d870d08b686402c0256b27514c9af9ac2f625b58c425060f80d7e26050a

  • SHA512

    9c603af7e1e0c45ce39a1f7b067581c6a9c4a05735334eb90c6ca8f41b7b64b879d1351d98bda178efda0c88cbc2719bcf030a9744c12bbaf96238becfd46926

  • SSDEEP

    3072:GA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoAo:GzIqATVfQeV2FZalKq6jtGJWuTmd

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

rc4.plain
rc4.plain

Signatures

  • Dridex

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

  • Dridex Loader 2 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\f8a0bdd28d844a8f4fab845d6f7b93bc_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4692
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8a0bdd28d844a8f4fab845d6f7b93bc_JaffaCakes118.dll,#1
      2⤵
        PID:3024
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3024 -s 688
          3⤵
          • Program crash
          PID:3580
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3024 -ip 3024
      1⤵
        PID:2576

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3024-0-0x0000000075840000-0x0000000075870000-memory.dmp
        Filesize

        192KB

      • memory/3024-1-0x0000000000B70000-0x0000000000B76000-memory.dmp
        Filesize

        24KB

      • memory/3024-2-0x0000000075840000-0x0000000075870000-memory.dmp
        Filesize

        192KB