Analysis

  • max time kernel
    92s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2024 14:35

General

  • Target

    JaffaCakes118_3b4be1f749677bb59bc4b4c21795ff30e1a6d0ae150915b3129a972bd99dc701.dll

  • Size

    184KB

  • MD5

    975db4b00b6d9fd5b68809ef8e18b52c

  • SHA1

    713b3902c2d3126541f5782d0292f4deb696a3bf

  • SHA256

    3b4be1f749677bb59bc4b4c21795ff30e1a6d0ae150915b3129a972bd99dc701

  • SHA512

    29a3c1d40099ed80df9ab1a77f78534ef26b35dfcff6f9c8232856c2f958979fd17f0e1fb00c4565c9ad39fffa8465de152f9012df7b4a82280e43e9ad696c3c

  • SSDEEP

    3072:KiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao+lzoxss7:KiLVCIT4WK2z1W+CUHZj4Skq/eaocoC

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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_3b4be1f749677bb59bc4b4c21795ff30e1a6d0ae150915b3129a972bd99dc701.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1100
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b4be1f749677bb59bc4b4c21795ff30e1a6d0ae150915b3129a972bd99dc701.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4164
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4164 -s 616
        3⤵
        • Program crash
        PID:1228
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 196 -p 4164 -ip 4164
    1⤵
      PID:3888

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4164-0-0x00000000006B0000-0x00000000006B6000-memory.dmp

      Filesize

      24KB

    • memory/4164-1-0x00000000758A0000-0x00000000758CF000-memory.dmp

      Filesize

      188KB

    • memory/4164-3-0x00000000006B0000-0x00000000006B6000-memory.dmp

      Filesize

      24KB