Analysis

  • max time kernel
    150s
  • max time network
    149s
  • 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 05:32

General

  • Target

    f75e03e5c3f9251e67a1c95610e60571_JaffaCakes118.dll

  • Size

    184KB

  • MD5

    f75e03e5c3f9251e67a1c95610e60571

  • SHA1

    62fa0d13b978e61502ca364d553b5679e729927b

  • SHA256

    d81ad5103e4bf6600cb7b333c5599ea1ce852ea52452f956cc173eb87aada7eb

  • SHA512

    dab0e63f376675a38a0cc1a2d45b2866f8154671ed27bf22bbb4b2802071caebcf3d5f989e2f51f0c931458c0b90c094d1a0da9ce6882c3f8f8c7cce441b3d17

  • SSDEEP

    3072:VDHMD9LnP1KxPqM8/1xYTCKJJ+xpm2s7E7jnR1VzGQiEFMFdsvQ:NMhP1cq7/16CT9jnR1Vz7iI

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

137.74.112.43:443

216.108.227.55:6225

94.177.176.51:5723

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\f75e03e5c3f9251e67a1c95610e60571_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1008
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f75e03e5c3f9251e67a1c95610e60571_JaffaCakes118.dll,#1
      2⤵
        PID:3516
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3516 -s 612
          3⤵
          • Program crash
          PID:4468
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 196 -p 3516 -ip 3516
      1⤵
        PID:3556

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3516-0-0x0000000075120000-0x0000000075150000-memory.dmp
        Filesize

        192KB

      • memory/3516-1-0x00000000009A0000-0x00000000009A6000-memory.dmp
        Filesize

        24KB