Analysis

  • max time kernel
    23s
  • max time network
    121s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    15/06/2021, 15:32

General

  • Target

    06713f076507fa303de6391213293ff0a743f3bfdc189e5574b31d07921b798c.dll

  • Size

    170KB

  • MD5

    ff705ef4901f641828fda9a76c568b70

  • SHA1

    78ee7279ff59da2debca902b8d08c8077914ef3d

  • SHA256

    06713f076507fa303de6391213293ff0a743f3bfdc189e5574b31d07921b798c

  • SHA512

    2974f974b4f59963b1717fe099631613d0a82f022486d679569738e51750e4a8e2f7fd5c2421872f76d89b2f8dc07b38f6d36145f3c2b3921f822b2275e5aa2e

Malware Config

Extracted

Family

dridex

Botnet

40112

C2

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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 behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\06713f076507fa303de6391213293ff0a743f3bfdc189e5574b31d07921b798c.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:744
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\06713f076507fa303de6391213293ff0a743f3bfdc189e5574b31d07921b798c.dll,#1
      2⤵
        PID:820
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 820 -s 680
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2584

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/820-115-0x0000000074400000-0x0000000074430000-memory.dmp

            Filesize

            192KB

          • memory/820-117-0x0000000002F20000-0x000000000306A000-memory.dmp

            Filesize

            1.3MB