Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-03-2024 18:49

General

  • Target

    0459ffa89fd4c07f07c48093c93db7762b1b6f85b355d645b4166b211de456b8.dll

  • Size

    184KB

  • MD5

    84c4ac098bfda384d3f74c4b21c4d882

  • SHA1

    073b64ea3ef2bfd504ce7f8fd832dfde608f1f2b

  • SHA256

    0459ffa89fd4c07f07c48093c93db7762b1b6f85b355d645b4166b211de456b8

  • SHA512

    876218fdbacb74900d25f6f3c5855e21d5947ee8fe5ccd5b59e175e94352c85ab2b4906aa26f01336b35d083a35fe38c538d302963e85007fdfa63e5ec9d92fc

  • SSDEEP

    3072:HJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jta//2uFrSc:0fYOX+wTScR/Xzku9LVwquG

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
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\0459ffa89fd4c07f07c48093c93db7762b1b6f85b355d645b4166b211de456b8.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1536
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\0459ffa89fd4c07f07c48093c93db7762b1b6f85b355d645b4166b211de456b8.dll,#1
      2⤵
        PID:2888
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2888 -s 616
          3⤵
          • Program crash
          PID:2716
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2888 -ip 2888
      1⤵
        PID:4480

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2888-0-0x0000000074C00000-0x0000000074C2F000-memory.dmp

        Filesize

        188KB

      • memory/2888-2-0x0000000000690000-0x0000000000696000-memory.dmp

        Filesize

        24KB

      • memory/2888-1-0x0000000074C00000-0x0000000074C2F000-memory.dmp

        Filesize

        188KB