Analysis

  • max time kernel
    18s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    29-06-2021 01:09

General

  • Target

    219295cafcc5f664be480de1bb9444026058ab6f780a8415eb1d86c3fcac2f6b.dll

  • Size

    162KB

  • MD5

    a295cdb18e11d0b0998e2495b86c52ed

  • SHA1

    e1bda0e4e37c500900c782a1663221ccc8d2678a

  • SHA256

    219295cafcc5f664be480de1bb9444026058ab6f780a8415eb1d86c3fcac2f6b

  • SHA512

    efcf591de85e2cb573bb175b73bb065574a75f3073fab91efa889dd51395712a728204ff2c312c366711a855603fddf4da1f21a4fb37aa67eb86267dcdbfc82e

Malware Config

Extracted

Family

dridex

Botnet

40112

C2

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\219295cafcc5f664be480de1bb9444026058ab6f780a8415eb1d86c3fcac2f6b.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3968
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\219295cafcc5f664be480de1bb9444026058ab6f780a8415eb1d86c3fcac2f6b.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:3408

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3408-114-0x0000000000000000-mapping.dmp

  • memory/3408-115-0x00000000755E0000-0x000000007560E000-memory.dmp

    Filesize

    184KB

  • memory/3408-117-0x00000000007B0000-0x00000000008FA000-memory.dmp

    Filesize

    1.3MB