Analysis

  • max time kernel
    38s
  • max time network
    98s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    30-03-2021 22:48

General

  • Target

    03bb64d1d0d91623bd8d83e769e97d39cf8175584dce06bc07936a8050ee4e41.dll

  • Size

    562KB

  • MD5

    3d0fffa0fe157c3bffb917e6a8d9da2e

  • SHA1

    3e7f43dda78e1d8136bbbb1bf28667d4632c661e

  • SHA256

    03bb64d1d0d91623bd8d83e769e97d39cf8175584dce06bc07936a8050ee4e41

  • SHA512

    aede69afc0203edb7162e0fe48bdbc5ff6ab43945a478b5b0ccbb49aa81014778b1f14ceda25e21fd98bc224da24e962cc1124523a626f7488b3817dfeaeb926

Malware Config

Extracted

Family

dridex

Botnet

10444

C2

210.65.244.176:443

37.34.58.210:6601

77.220.64.141:5037

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.

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\03bb64d1d0d91623bd8d83e769e97d39cf8175584dce06bc07936a8050ee4e41.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:844
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\03bb64d1d0d91623bd8d83e769e97d39cf8175584dce06bc07936a8050ee4e41.dll
      2⤵
        PID:1824

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/696-8-0x000007FEF6790000-0x000007FEF6A0A000-memory.dmp

      Filesize

      2.5MB

    • memory/844-2-0x000007FEFC2B1000-0x000007FEFC2B3000-memory.dmp

      Filesize

      8KB

    • memory/1824-4-0x0000000076881000-0x0000000076883000-memory.dmp

      Filesize

      8KB

    • memory/1824-5-0x0000000074B70000-0x0000000074BAD000-memory.dmp

      Filesize

      244KB

    • memory/1824-6-0x0000000074B70000-0x0000000074BAD000-memory.dmp

      Filesize

      244KB

    • memory/1824-7-0x0000000000180000-0x0000000000181000-memory.dmp

      Filesize

      4KB