Analysis

  • max time kernel
    154s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-10-2022 19:24

General

  • Target

    1457da48cd8b51b54792cf4d13175eb8.exe

  • Size

    3MB

  • MD5

    1457da48cd8b51b54792cf4d13175eb8

  • SHA1

    0061904369080aa7bd20b87fde01cc940ec0935a

  • SHA256

    50864f4e4f20010e4066d74bebb4fb95d178ac965b2d1a04766a935d7f4b18ba

  • SHA512

    1874aee2b626473b3729c6b71c70b62e836adc81a9848e140c478971f47991b90f40c4cc866fc1ef4c57d5d7a7e422514c9bcd82e1c0e2a66d1bc9cb4089151c

  • SSDEEP

    12288:GvbLgPlu+QhMbaIMu7L5NVErCA4z2g6rTcbckPUy2chP:2bLgddQhfdmMSirYbcC2chP

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Contacts a large (2865) amount of remote hosts ⋅ 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Executes dropped EXE ⋅ 1 IoCs
  • Creates a large amount of network flows ⋅ 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Drops file in Windows directory ⋅ 1 IoCs
  • Modifies data under HKEY_USERS ⋅ 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1457da48cd8b51b54792cf4d13175eb8.exe
    "C:\Users\Admin\AppData\Local\Temp\1457da48cd8b51b54792cf4d13175eb8.exe"
    Drops file in Windows directory
    PID:4344
    • C:\WINDOWS\tasksche.exe
      C:\WINDOWS\tasksche.exe /i
      Executes dropped EXE
      PID:1452
  • C:\Users\Admin\AppData\Local\Temp\1457da48cd8b51b54792cf4d13175eb8.exe
    C:\Users\Admin\AppData\Local\Temp\1457da48cd8b51b54792cf4d13175eb8.exe -m security
    Modifies data under HKEY_USERS
    PID:4776

Network

MITRE ATT&CK Matrix

Collection

    Command and Control

      Credential Access

        Defense Evasion

          Execution

            Exfiltration

              Impact

                Initial Access

                  Lateral Movement

                    Persistence

                      Privilege Escalation

                        Replay Monitor

                        00:00 00:00

                        Downloads

                        • C:\Windows\tasksche.exe
                          MD5

                          812ea5f274980e1738065fa7c3074a14

                          SHA1

                          ab5b7761dcf81fc858a216e715c091a2f2ce6081

                          SHA256

                          de40bfcff0ced61f5e4b639672d6dee42ddf178b792ab228ba8ec5c3990bd301

                          SHA512

                          b2c40a93e9ba917be1d0ffbc25f5120e7939400de7f22de054edd2b8d9e44b9120b05a23953f978556c06a5c03a92c6efef583473fe2156aeb894052cf1026eb