Analysis

  • max time kernel
    94s
  • max time network
    146s
  • 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 11:15

General

  • Target

    JaffaCakes118_a1c3b62b2feea20482188b6444ee3a4bf5e19519a229dbc9df698a56a29a80f4.dll

  • Size

    188KB

  • MD5

    c000bfdb2951d022c3fce1fbcf5c4f52

  • SHA1

    4c83514cb5f853fea360794e282f4cff50d1b6f1

  • SHA256

    a1c3b62b2feea20482188b6444ee3a4bf5e19519a229dbc9df698a56a29a80f4

  • SHA512

    dd3733d8ada63682f15f28f8861eda856557cdc5e7a672f96d041e59f86f0a8b61469032875eb3d683133864f3763b928ad18b68d090da0cc6fa15e66b55ee38

  • SSDEEP

    3072:5teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz39qM:Vq7fYIHBZkTB6DWruUCOwjt

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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 1 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_a1c3b62b2feea20482188b6444ee3a4bf5e19519a229dbc9df698a56a29a80f4.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3448
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a1c3b62b2feea20482188b6444ee3a4bf5e19519a229dbc9df698a56a29a80f4.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3724
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3724 -s 692
        3⤵
        • Program crash
        PID:1300
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3724 -ip 3724
    1⤵
      PID:1540

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3724-0-0x00000000024C0000-0x00000000024C6000-memory.dmp

      Filesize

      24KB

    • memory/3724-1-0x0000000075080000-0x00000000750B0000-memory.dmp

      Filesize

      192KB

    • memory/3724-3-0x00000000024C0000-0x00000000024C6000-memory.dmp

      Filesize

      24KB