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Analysis

  • max time kernel
    95s
  • max time network
    137s
  • 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, 02:42

General

  • Target

    JaffaCakes118_85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f.dll

  • Size

    188KB

  • MD5

    51426ded8f21343166a0423fa323db16

  • SHA1

    a7c04a76cd880ecae68022c23cd61f0e416d9bd7

  • SHA256

    85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f

  • SHA512

    e0776bf0bcaf30d6178025d29301902db65bf71dd550db1a881a1c166cca474c55d1f8ca26d76f37006d288282e9a105c9180594d05b6f713aefc0760f61e290

  • SSDEEP

    3072:cA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo/o:czIqATVfQeV2FZalKq6jtGJWuTmd

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 family
  • Dridex Loader 2 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_85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4384
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4540
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 688
        3⤵
        • Program crash
        PID:4060
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4540 -ip 4540
    1⤵
      PID:1592

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4540-0-0x0000000074FF0000-0x0000000075020000-memory.dmp

      Filesize

      192KB

    • memory/4540-2-0x00000000009F0000-0x00000000009F6000-memory.dmp

      Filesize

      24KB

    • memory/4540-3-0x0000000074FF0000-0x0000000075020000-memory.dmp

      Filesize

      192KB