Analysis

  • max time kernel
    148s
  • 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
    24-12-2024 20:24

General

  • Target

    9_shlwapi.dll

  • Size

    180KB

  • MD5

    4e883f7247e1ef95ab0cfc974a5d3b88

  • SHA1

    99049f145d976731e946f70adc70cb243ca93fc9

  • SHA256

    653aa17fbf6949e5bdba2599a9a3df4bb8ec259a5cf0eb7c3b08b6813c4283e7

  • SHA512

    fe9adaa182a3823b79fabfda0f1530c8147b04af39fd0f9e4974033393b8689c506ce75d2fc3b6add28f09c78b9b0873cd0755ba353ffe38760eeadc4bb00660

  • SSDEEP

    3072:vqNhtjVkooePHOHX9s/4R1ltAeSKt84r5AMUpbSpS:ywopPu3q/4FCur5AMC2p

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

178.62.205.130:443

45.90.108.123:13786

198.199.98.78:9217

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\9_shlwapi.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3092
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9_shlwapi.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3004
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3004 -s 628
        3⤵
        • Program crash
        PID:4184
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3004 -ip 3004
    1⤵
      PID:1132

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3004-2-0x0000000000680000-0x0000000000686000-memory.dmp

      Filesize

      24KB

    • memory/3004-0-0x0000000074DC0000-0x0000000074DEF000-memory.dmp

      Filesize

      188KB

    • memory/3004-3-0x0000000074DC0000-0x0000000074DEF000-memory.dmp

      Filesize

      188KB