Analysis

  • max time kernel
    29s
  • max time network
    13s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    14/05/2021, 15:03

General

  • Target
    e2a8c4ef_by_Libranalysis.dll
  • Size 162KB
  • Sample210514-353bmtfjpx
  • SHA256 e399ee229e4324ed273c0c111a733f3c2f826b0c8b417c869d087cdc0c8a01ba
  • MD5 SHA1 SHA512

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 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2a8c4ef_by_Libranalysis.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:336
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2a8c4ef_by_Libranalysis.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:1964

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1964-60-0x0000000075551000-0x0000000075553000-memory.dmp

        memory/1964-61-0x0000000074A90000-0x0000000074ABE000-memory.dmp

        memory/1964-63-0x0000000000140000-0x0000000000146000-memory.dmp