Analysis

  • max time kernel
    18s
  • max time network
    126s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    24-06-2021 20:34

General

  • Target

    0c44b93d98f47789f7bcb8a18d1fafe78e14e5846096360993172ff3d3272655.dll

  • Size

    158KB

  • MD5

    ba05099430d1826af362694134627a41

  • SHA1

    0b86d769533cf1cc54096e25a6af17e4ec674b2e

  • SHA256

    0c44b93d98f47789f7bcb8a18d1fafe78e14e5846096360993172ff3d3272655

  • SHA512

    fba18d7b7df677a1d07a137c31eb782ff121c7c414d33fc31683f8d6680f1e1ada888ea0ae26a4ba79f1e06739c859610c62e92cfa73c5aadea827a6965a5b6f

Malware Config

Extracted

Family

dridex

Botnet

40111

C2

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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\0c44b93d98f47789f7bcb8a18d1fafe78e14e5846096360993172ff3d3272655.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3968
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\0c44b93d98f47789f7bcb8a18d1fafe78e14e5846096360993172ff3d3272655.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:4092

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4092-114-0x0000000000000000-mapping.dmp
  • memory/4092-115-0x00000000735E0000-0x000000007360D000-memory.dmp
    Filesize

    180KB

  • memory/4092-117-0x0000000002D20000-0x0000000002D26000-memory.dmp
    Filesize

    24KB