Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/01/2025, 08:46

General

  • Target

    JaffaCakes118_c3c91aab11ef219ec03c45850a793306.dll

  • Size

    180KB

  • MD5

    c3c91aab11ef219ec03c45850a793306

  • SHA1

    6b86858e92932f11debd8b0e969ac31e140f5abb

  • SHA256

    eea8515a729717bea0a995407687a829e0bd3daa3115032946b76e7071db7580

  • SHA512

    8da9972693467d4d180a489fdf0a014d161b70e630845816fd4a4c5e435b59657dd5966c4e7428b5796d38a54234d1900b037074985ac69878bb0a2c65ca4e2c

  • SSDEEP

    3072:Enp0m9FOGDv64TOvqdjR91E404PUW6bKHJZK0Bzb5Fea:Enp0bG6q7040aBfK0db5

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

212.237.17.99:443

176.28.17.160:6602

51.254.140.238:8333

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_c3c91aab11ef219ec03c45850a793306.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1688
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c3c91aab11ef219ec03c45850a793306.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:316
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 316 -s 628
        3⤵
        • Program crash
        PID:464
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 316 -ip 316
    1⤵
      PID:3592

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/316-0-0x0000000075780000-0x00000000757AF000-memory.dmp

      Filesize

      188KB

    • memory/316-2-0x0000000002710000-0x0000000002716000-memory.dmp

      Filesize

      24KB