Analysis

  • max time kernel
    17s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    15/06/2021, 15:26

General

  • Target

    a0248328ba21393193c4af21d956265d866e6658b1f3e18d4c48d5ec9014bee8.dll

  • Size

    172KB

  • MD5

    aeeabfac7c4363790eed526f1d48c802

  • SHA1

    c95c2264982865eabf014f1cb58834501576cd9e

  • SHA256

    a0248328ba21393193c4af21d956265d866e6658b1f3e18d4c48d5ec9014bee8

  • SHA512

    7558e053df483e9cecabab82680135e08b76bb3fcf940b5a05bdbec65ab4d2f932f2b55c37ad3e90a887c41ebb16292109da4ee8ffcbec4d12f73188d946652a

Malware Config

Extracted

Family

dridex

Botnet

40112

C2

210.65.244.187:443

162.241.41.92:2303

46.231.204.10:8172

185.183.159.100:4125

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\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a0248328ba21393193c4af21d956265d866e6658b1f3e18d4c48d5ec9014bee8.dll,#1
    1⤵
      PID:3696
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 684
        2⤵
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3488
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a0248328ba21393193c4af21d956265d866e6658b1f3e18d4c48d5ec9014bee8.dll,#1
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:3368

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/3696-115-0x0000000073E80000-0x0000000073EB0000-memory.dmp

            Filesize

            192KB

          • memory/3696-117-0x0000000004590000-0x0000000004596000-memory.dmp

            Filesize

            24KB