Analysis

  • max time kernel
    93s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-12-2024 23:17

General

  • Target

    JaffaCakes118_78c8fc675ac31561d87e51b5284057ecadb3dad319ca1e212b667b4f7bdbde28.dll

  • Size

    177KB

  • MD5

    23ff371720b8d3d8a0c4abfdcfa26eb7

  • SHA1

    d845c5b6a77335e5cfb4cfcf0e789e987d3488b1

  • SHA256

    78c8fc675ac31561d87e51b5284057ecadb3dad319ca1e212b667b4f7bdbde28

  • SHA512

    270794b5043aaf414b16db993642c9f94b582a8e594676b4e55e420b1fcb27e0538d2e2e5317da86d21e260e5f0ce38a9b9b28c54823eb5e9abdf791e688b800

  • SSDEEP

    3072:AoNQK/z2dvUgKrjbeSUAjnERwDkCWptcvcb8qgAE0A2C8FQUVac8SurKI6bl/g:zaIzLgKrjbvUAjERycp6c8qgATA2TQUr

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

45.79.91.89:9987

157.245.231.228:6051

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_78c8fc675ac31561d87e51b5284057ecadb3dad319ca1e212b667b4f7bdbde28.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1804
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78c8fc675ac31561d87e51b5284057ecadb3dad319ca1e212b667b4f7bdbde28.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1776
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1776 -s 672
        3⤵
        • Program crash
        PID:3608
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1776 -ip 1776
    1⤵
      PID:3912

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1776-0-0x0000000001060000-0x0000000001066000-memory.dmp

      Filesize

      24KB

    • memory/1776-1-0x0000000075610000-0x0000000075640000-memory.dmp

      Filesize

      192KB

    • memory/1776-3-0x0000000001060000-0x0000000001066000-memory.dmp

      Filesize

      24KB