Analysis

  • max time kernel
    21s
  • max time network
    120s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    11-06-2021 03:11

General

  • Target

    d10bf9308283ce34766580ab69a992cc9d371b82ed5dc0e28159597e1b500c17.dll

  • Size

    174KB

  • MD5

    0930b8545408592a02a128cbd31d1149

  • SHA1

    0f8d6240e8aa7219c478800c8d2950e31b30aadc

  • SHA256

    d10bf9308283ce34766580ab69a992cc9d371b82ed5dc0e28159597e1b500c17

  • SHA512

    f9bee756e9474fde693b0ec2907b0028efbe80d2e52ecd6b7e37091da3959412a9009cfd19a206343714ea0b0d1c9d5baef961fff8c892b9aaefa459adfeac12

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

178.128.220.64:30333

45.79.91.89:9987

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\d10bf9308283ce34766580ab69a992cc9d371b82ed5dc0e28159597e1b500c17.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:472
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d10bf9308283ce34766580ab69a992cc9d371b82ed5dc0e28159597e1b500c17.dll,#1
      2⤵
        PID:1168
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1168 -s 644
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2680

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1168-114-0x0000000000000000-mapping.dmp
    • memory/1168-115-0x0000000073F10000-0x0000000073F40000-memory.dmp
      Filesize

      192KB

    • memory/1168-117-0x00000000029F0000-0x00000000029F6000-memory.dmp
      Filesize

      24KB