Analysis

  • max time kernel
    91s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-12-2024 00:56

General

  • Target

    JaffaCakes118_55646645eddf39a65998d457c3dc0deb6026787170efc069c71099372baa3bf3.dll

  • Size

    184KB

  • MD5

    fb3ab7354d330d57cf898dcce366b9ae

  • SHA1

    c3397e745e2dec1182659bd4afc6bf897183274f

  • SHA256

    55646645eddf39a65998d457c3dc0deb6026787170efc069c71099372baa3bf3

  • SHA512

    545e8d095c5954b52e4d6d7e63ca7c5e2989792e6659dea40abef8c9911d13bdf27df06761fd8f0a8d9bd633f5627ed1de1b642b7ba4888abf6dfdbf1a3b5634

  • SSDEEP

    3072:HiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoLlzoxss7:HiLVCIT4WK2z1W+CUHZj4Skq/eaoxoC

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_55646645eddf39a65998d457c3dc0deb6026787170efc069c71099372baa3bf3.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4112
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_55646645eddf39a65998d457c3dc0deb6026787170efc069c71099372baa3bf3.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3124
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3124 -s 616
        3⤵
        • Program crash
        PID:3932
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3124 -ip 3124
    1⤵
      PID:5024

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3124-2-0x0000000000E00000-0x0000000000E06000-memory.dmp

      Filesize

      24KB

    • memory/3124-0-0x0000000074A90000-0x0000000074ABF000-memory.dmp

      Filesize

      188KB