Analysis

  • max time kernel
    27s
  • max time network
    119s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    15/06/2021, 15:24

General

  • Target

    6a3099d5f842884d995f44bd53ab77b85304e4b316fe54f573d281617ad28d95.dll

  • Size

    170KB

  • MD5

    fcbcc59ca53ef963c01f6c65ecb908b7

  • SHA1

    2d28c7a7171a44030c4e644223b54e9b39b02f41

  • SHA256

    6a3099d5f842884d995f44bd53ab77b85304e4b316fe54f573d281617ad28d95

  • SHA512

    e7095e81c0f0aa13bed798fa5b7302bf9b717bc61d6b1a919c128ea8168f9bd8f0e87b9c0c2c4212b98efe5f801e0721b0ab693fcbd652e23e9f7c623b645aec

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\6a3099d5f842884d995f44bd53ab77b85304e4b316fe54f573d281617ad28d95.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2988
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a3099d5f842884d995f44bd53ab77b85304e4b316fe54f573d281617ad28d95.dll,#1
      2⤵
        PID:2156
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2156 -s 684
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1528

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/2156-115-0x0000000073890000-0x00000000738C0000-memory.dmp

            Filesize

            192KB

          • memory/2156-117-0x00000000023F0000-0x00000000023F6000-memory.dmp

            Filesize

            24KB