Analysis

  • max time kernel
    18s
  • max time network
    116s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    15/06/2021, 11:32

General

  • Target

    0afffd2429d5348aafce3cb0c0a4964426bd06a438315ea49dff1bc496d18c76.dll

  • Size

    172KB

  • MD5

    91f935d8a2e8cc5874535faf6c443ed9

  • SHA1

    3810b3b3715e7a7d180d13fe56888e6d47f1c1f6

  • SHA256

    0afffd2429d5348aafce3cb0c0a4964426bd06a438315ea49dff1bc496d18c76

  • SHA512

    07752c760ea74182b8605c1d67b3b67e49395bb9fc31799c9059ee249c592c2d54807bfb632edbe3e050ce372df965b230812acd108a05c541deb89ed3bbe7b6

Malware Config

Extracted

Family

dridex

Botnet

40112

C2

210.65.244.187:443

162.241.41.92:2303

46.231.204.10:8172

185.183.159.100:4125

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.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\0afffd2429d5348aafce3cb0c0a4964426bd06a438315ea49dff1bc496d18c76.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3228
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\0afffd2429d5348aafce3cb0c0a4964426bd06a438315ea49dff1bc496d18c76.dll,#1
      2⤵
        PID:1756
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 680
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3496

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1756-115-0x00000000741E0000-0x0000000074210000-memory.dmp

            Filesize

            192KB

          • memory/1756-117-0x00000000005F0000-0x00000000005F6000-memory.dmp

            Filesize

            24KB