Analysis

  • max time kernel
    19s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    22-06-2021 13:38

General

  • Target

    b48ded5ff06a78b72bde9df3abed7f220aed3f003aeabf00235afe7323d3aba6.dll

  • Size

    162KB

  • MD5

    3b621740134d5f609fabfccd8a6ca9b5

  • SHA1

    c958b115948cff199233819be5f6ad675a05b291

  • SHA256

    b48ded5ff06a78b72bde9df3abed7f220aed3f003aeabf00235afe7323d3aba6

  • SHA512

    db69142adc376e9355ad67aea9cd31bd2a898b9310009029e654cf4643bc7e4ce55efe93df3211f89e0a3558690a5accbb622cc96948a00c205376724cd9b600

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\b48ded5ff06a78b72bde9df3abed7f220aed3f003aeabf00235afe7323d3aba6.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3368
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b48ded5ff06a78b72bde9df3abed7f220aed3f003aeabf00235afe7323d3aba6.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:632

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/632-115-0x0000000073E80000-0x0000000073EAE000-memory.dmp

    Filesize

    184KB

  • memory/632-117-0x00000000007F0000-0x00000000007F6000-memory.dmp

    Filesize

    24KB