Analysis

  • max time kernel
    43s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    26-06-2022 05:20

General

  • Target

    ApFhLhTicsyXRYxkkklgbtq.dll

  • Size

    512KB

  • MD5

    1eb320594f3068a85f3f207d46917950

  • SHA1

    d10ca727d9113e25db4f26ae616af68ca9d2fc25

  • SHA256

    7319faf4a324a7aec6b898b06f822b59f24a2c702929a146908829c5ddccfe83

  • SHA512

    ceb958e62039725b1a47bf07fcc65ffe37024a975515acffe2b022998e3531facf452147da61dd33d3c76bd63b1ce0b3da399e511336a05a11963e1083c13850

Malware Config

Extracted

Family

dridex

Botnet

22203

C2

51.159.52.196:443

134.209.247.135:6602

194.233.68.48:5228

89.31.56.58:593

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ApFhLhTicsyXRYxkkklgbtq.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1972
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ApFhLhTicsyXRYxkkklgbtq.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1632
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1632 -s 300
        3⤵
        • Program crash
        PID:1424

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1424-58-0x0000000000000000-mapping.dmp

  • memory/1632-54-0x0000000000000000-mapping.dmp

  • memory/1632-55-0x0000000075BD1000-0x0000000075BD3000-memory.dmp

    Filesize

    8KB

  • memory/1632-56-0x0000000074650000-0x00000000746D1000-memory.dmp

    Filesize

    516KB

  • memory/1632-59-0x0000000000130000-0x0000000000136000-memory.dmp

    Filesize

    24KB