Analysis

  • max time kernel
    18s
  • max time network
    139s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    22-06-2021 04:21

General

  • Target

    c76a1c84b98839ebf92a92fb7f5c620e9964046d00f570292babd0550917d694.dll

  • Size

    158KB

  • MD5

    1c06e353eec958b94ea730c78b87dbb2

  • SHA1

    fec8388b3611666712078ab3a9743ae50c6446a7

  • SHA256

    c76a1c84b98839ebf92a92fb7f5c620e9964046d00f570292babd0550917d694

  • SHA512

    a242bc934671d4cf9b749ac545199d737433feca6d929080778e211c629f1f31a13a69859752cce9b6c7993119643510efe6b8646146840a2afbcb428e39da70

Malware Config

Extracted

Family

dridex

Botnet

40112

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\c76a1c84b98839ebf92a92fb7f5c620e9964046d00f570292babd0550917d694.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:500
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\c76a1c84b98839ebf92a92fb7f5c620e9964046d00f570292babd0550917d694.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:720

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/720-115-0x0000000074300000-0x000000007432D000-memory.dmp

    Filesize

    180KB

  • memory/720-117-0x0000000003150000-0x0000000003156000-memory.dmp

    Filesize

    24KB