Analysis

  • max time kernel
    19s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    20-06-2021 10:44

General

  • Target

    167f9d2623d3225d0f875ad453b70cb5219c262255378a324eca746c6bd27dad.dll

  • Size

    158KB

  • MD5

    d01127e9254a642a8be7c51053214936

  • SHA1

    be7d11c60a73d8073a7dd125cfdc10c5a36c4d42

  • SHA256

    167f9d2623d3225d0f875ad453b70cb5219c262255378a324eca746c6bd27dad

  • SHA512

    5123cdc3f0b05146bafe2a06053a299a31fcf79d20883a873c2cb7f131e143dfe7627ff59189a586c1c99b50575f5c5eb6e5caf4c46a8a16e969f25d87cdc33d

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\167f9d2623d3225d0f875ad453b70cb5219c262255378a324eca746c6bd27dad.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4012
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\167f9d2623d3225d0f875ad453b70cb5219c262255378a324eca746c6bd27dad.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:976

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/976-114-0x0000000000000000-mapping.dmp

  • memory/976-115-0x0000000073660000-0x000000007368D000-memory.dmp

    Filesize

    180KB

  • memory/976-117-0x00000000005A0000-0x00000000005A6000-memory.dmp

    Filesize

    24KB