Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-08-2024 21:47

General

  • Target

    1ced9c9672694f380d6c5ab385af6860N.dll

  • Size

    184KB

  • MD5

    1ced9c9672694f380d6c5ab385af6860

  • SHA1

    29b5f638d2fdfa54e18c13d767cbdf60bae1762d

  • SHA256

    7437f7e9596eb54495c6595c6ac2f8f8410f84d4fdf3775b930ad6807ebcfbef

  • SHA512

    f360b2c2ede693cf919922e893e4b40530d7422038b603b0b493684e09d9ca5e8f11a0bf95e1cc7dfb498b8687100dbc4aab98b58e5b77b1ecc9806f84e1dee1

  • SSDEEP

    3072:cJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JWa//2uFrSc:hfYOX+wTScR/Xzku9LVwhuG

Malware Config

Extracted

Family

dridex

Botnet

22201

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 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\1ced9c9672694f380d6c5ab385af6860N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2876
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1ced9c9672694f380d6c5ab385af6860N.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4808
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4808 -s 616
        3⤵
        • Program crash
        PID:3996
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4808 -ip 4808
    1⤵
      PID:932

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4808-0-0x0000000002550000-0x0000000002556000-memory.dmp

      Filesize

      24KB

    • memory/4808-1-0x0000000075030000-0x000000007505F000-memory.dmp

      Filesize

      188KB

    • memory/4808-2-0x0000000075030000-0x000000007505F000-memory.dmp

      Filesize

      188KB

    • memory/4808-3-0x0000000002550000-0x0000000002556000-memory.dmp

      Filesize

      24KB