Analysis

  • max time kernel
    198s
  • max time network
    219s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    19-05-2022 11:16

General

  • Target

    nerol3.dll

  • Size

    634KB

  • MD5

    da15f2de43f2df16ea07adf3b2424bac

  • SHA1

    44c7d4abd240045e79ce9add5a84fbf07033e3f7

  • SHA256

    e8159b1cc7d56945d77037837be466a7363a7963d1256e9acbcdd6e0e0806899

  • SHA512

    357981c9dd9faa5326d653eccfebeb54b59f9a2abfc3e0e4bf63032ee982d83bc94c5a5225a1ce8d483d18cf3b72050e696c90bf6ce02fc5bcbec3a46c853384

Malware Config

Extracted

Family

icedid

Campaign

3118344709

C2

speratinda.com

Signatures

  • IcedID, BokBot

    IcedID is a banking trojan capable of stealing credentials.

  • suricata: ET MALWARE Win32/IcedID Request Cookie

    suricata: ET MALWARE Win32/IcedID Request Cookie

  • Blocklisted process makes network request 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\nerol3.dll,#1
    1⤵
      PID:2288
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      1⤵
        PID:3488
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        1⤵
        • Suspicious use of WriteProcessMemory
        PID:3432
        • C:\Windows\system32\rundll32.exe
          rundll32.exe nerol3.dll,PluginInit
          2⤵
          • Blocklisted process makes network request
          • Suspicious behavior: EnumeratesProcesses
          PID:2280

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2280-130-0x0000000000000000-mapping.dmp

      • memory/2280-131-0x0000000180000000-0x0000000180009000-memory.dmp

        Filesize

        36KB