Analysis

  • max time kernel
    52s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10-20220414-en
  • submitted
    14-05-2022 14:48

General

  • Target

    b09fc1f93c54f755f7401082b7f0908ebf1dbf92bca25f6d38170e4774c78779.dll

  • Size

    532KB

  • MD5

    3e32f5358f9fa4a7ff5962889ecdfbcd

  • SHA1

    082ec86d6a25b563d8d855609fd97ee142f82055

  • SHA256

    b09fc1f93c54f755f7401082b7f0908ebf1dbf92bca25f6d38170e4774c78779

  • SHA512

    f644c21799529827d7e6194374f84cc1aeee26b5d5d73396bf8fe673dc6ed98de49a26ad7d597b7616a29025ff0087a5f7b0b531fb9849dfa73f34ceb26aafe7

Malware Config

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • suricata: ET MALWARE W32/Emotet CnC Beacon 3

    suricata: ET MALWARE W32/Emotet CnC Beacon 3

  • Suspicious behavior: EnumeratesProcesses ⋅ 2 IoCs
  • Suspicious behavior: RenamesItself ⋅ 1 IoCs
  • Suspicious use of WriteProcessMemory ⋅ 2 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\b09fc1f93c54f755f7401082b7f0908ebf1dbf92bca25f6d38170e4774c78779.dll
    Suspicious behavior: RenamesItself
    Suspicious use of WriteProcessMemory
    PID:3028
    • C:\Windows\system32\regsvr32.exe
      C:\Windows\system32\regsvr32.exe "C:\Windows\system32\BXEsUrxXzKs\zHCI.dll"
      Suspicious behavior: EnumeratesProcesses
      PID:484

Network

MITRE ATT&CK Matrix

Collection

    Command and Control

      Credential Access

        Defense Evasion

          Discovery

            Execution

              Exfiltration

                Impact

                  Initial Access

                    Lateral Movement

                      Persistence

                        Privilege Escalation

                          Replay Monitor

                          00:00 00:00

                          Downloads

                          • memory/484-124-0x0000000000000000-mapping.dmp
                          • memory/3028-119-0x0000000180000000-0x0000000180030000-memory.dmp