Analysis

  • max time kernel
    18s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    24-06-2021 13:27

General

  • Target

    ee58d97e19a09a238bb38825f268474fe889e29949b6341e003d52f8e126de31.dll

  • Size

    158KB

  • MD5

    a75a1c6ec200550ed5d5df180c61e442

  • SHA1

    7858c66c43c5b07d6698da18fba4b2364460fa5d

  • SHA256

    ee58d97e19a09a238bb38825f268474fe889e29949b6341e003d52f8e126de31

  • SHA512

    0c666d4868888463b85c570d11e3d17bfecba85562d10d5d60b1fee812b4f7139c8939836fefd3cebd29e2ca2dd631efbab969fda4fb6ab5d66c4d18bb85616f

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\ee58d97e19a09a238bb38825f268474fe889e29949b6341e003d52f8e126de31.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3232
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee58d97e19a09a238bb38825f268474fe889e29949b6341e003d52f8e126de31.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:3264

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3264-114-0x0000000000000000-mapping.dmp

  • memory/3264-115-0x0000000073EE0000-0x0000000073F0D000-memory.dmp

    Filesize

    180KB

  • memory/3264-117-0x0000000002BA0000-0x0000000002BA6000-memory.dmp

    Filesize

    24KB