Analysis

  • max time kernel
    28s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    15/06/2021, 11:06

General

  • Target

    cd2150b049c1c4cc7bab18a78c607c7fa3177a4847c259d40a1c755cd4a0ad30.dll

  • Size

    170KB

  • MD5

    191712125d17399255b3aefda6b6bde5

  • SHA1

    ab2887b391b147d7d9674f21ef46305cd08a4aec

  • SHA256

    cd2150b049c1c4cc7bab18a78c607c7fa3177a4847c259d40a1c755cd4a0ad30

  • SHA512

    a6241dadd8b88b29e494e1c61724e2239cd527c8cc840a2069656a0e08c8e498f9cad08e4af5f11d5b8a4854688a6d9df8c5560a02d5ad3dfae306c1a638d3de

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\cd2150b049c1c4cc7bab18a78c607c7fa3177a4847c259d40a1c755cd4a0ad30.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:908
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\cd2150b049c1c4cc7bab18a78c607c7fa3177a4847c259d40a1c755cd4a0ad30.dll,#1
      2⤵
        PID:1708
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1708 -s 680
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:208

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1708-115-0x0000000074450000-0x0000000074480000-memory.dmp

            Filesize

            192KB

          • memory/1708-117-0x0000000003200000-0x000000000334A000-memory.dmp

            Filesize

            1.3MB