Analysis

  • max time kernel
    150s
  • 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
    30-12-2024 21:17

General

  • Target

    JaffaCakes118_a9631666487c6bc95802e5de807b0d7e9a4a4fe8302c9f12452a6fc06cca0cad.dll

  • Size

    177KB

  • MD5

    da2d6f29530cd7fa0f0707e36869aa20

  • SHA1

    c71d0b403e432fb07187fcc000382dd9f9f6cea1

  • SHA256

    a9631666487c6bc95802e5de807b0d7e9a4a4fe8302c9f12452a6fc06cca0cad

  • SHA512

    a3bdfafe19d9d78ebff5c9932d22212b1b9d162dbcad8288c9c5cbb205d6a0c1fbd060fa52b65c4d15b119be289f89a56c2cb4b027fae5cd5764c5d85b55e88b

  • SSDEEP

    3072:XuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:TzWxkOP4p2EesvcDi6DOHPJ

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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_a9631666487c6bc95802e5de807b0d7e9a4a4fe8302c9f12452a6fc06cca0cad.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4248
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a9631666487c6bc95802e5de807b0d7e9a4a4fe8302c9f12452a6fc06cca0cad.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2812
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2812 -s 636
        3⤵
        • Program crash
        PID:3380
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2812 -ip 2812
    1⤵
      PID:4828

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2812-0-0x0000000000E30000-0x0000000000E36000-memory.dmp

      Filesize

      24KB

    • memory/2812-1-0x0000000075890000-0x00000000758C1000-memory.dmp

      Filesize

      196KB

    • memory/2812-3-0x0000000000E30000-0x0000000000E36000-memory.dmp

      Filesize

      24KB