Analysis

  • max time kernel
    21s
  • max time network
    111s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    24/02/2021, 15:39

General

  • Target
    acc112a0f3d2be5b6fa1b538d9a8fe8a2c5fe73ebd59215d9b3ac5ade9df5168.dll
  • Size 188KB
  • Sample210224-779qq65dya
  • SHA256 acc112a0f3d2be5b6fa1b538d9a8fe8a2c5fe73ebd59215d9b3ac5ade9df5168
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Family
  • dridex

Botnet
  • 111

C2
  • 209.151.236.42:443

  • 91.121.94.86:8172

  • 5.189.144.136:6516

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\acc112a0f3d2be5b6fa1b538d9a8fe8a2c5fe73ebd59215d9b3ac5ade9df5168.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3496
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\acc112a0f3d2be5b6fa1b538d9a8fe8a2c5fe73ebd59215d9b3ac5ade9df5168.dll,#1
      2⤵
        PID:4024
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4024 -s 712
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3216

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          memory/3216-5-0x0000000004720000-0x0000000004721000-memory.dmp

          memory/4024-3-0x0000000073B90000-0x0000000073BC1000-memory.dmp

          memory/4024-4-0x0000000002DB0000-0x0000000002DB6000-memory.dmp