Analysis

  • max time kernel
    151s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    04-10-2022 19:24

General

  • Target

    1457da48cd8b51b54792cf4d13175eb8.exe

  • Size

    3.6MB

  • 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 (1299) amount of remote hosts 1 TTPs

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

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Modifies data under HKEY_USERS 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1457da48cd8b51b54792cf4d13175eb8.exe
    "C:\Users\Admin\AppData\Local\Temp\1457da48cd8b51b54792cf4d13175eb8.exe"
    1⤵
    • Drops file in Windows directory
    PID:1456
    • C:\WINDOWS\tasksche.exe
      C:\WINDOWS\tasksche.exe /i
      2⤵
      • Executes dropped EXE
      PID:320
  • C:\Users\Admin\AppData\Local\Temp\1457da48cd8b51b54792cf4d13175eb8.exe
    C:\Users\Admin\AppData\Local\Temp\1457da48cd8b51b54792cf4d13175eb8.exe -m security
    1⤵
    • Drops file in System32 directory
    • Modifies data under HKEY_USERS
    PID:1824

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Network Service Scanning

1
T1046

Replay Monitor

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Downloads

  • C:\Windows\tasksche.exe
    Filesize

    3.4MB

    MD5

    812ea5f274980e1738065fa7c3074a14

    SHA1

    ab5b7761dcf81fc858a216e715c091a2f2ce6081

    SHA256

    de40bfcff0ced61f5e4b639672d6dee42ddf178b792ab228ba8ec5c3990bd301

    SHA512

    b2c40a93e9ba917be1d0ffbc25f5120e7939400de7f22de054edd2b8d9e44b9120b05a23953f978556c06a5c03a92c6efef583473fe2156aeb894052cf1026eb

  • memory/1456-54-0x0000000075B51000-0x0000000075B53000-memory.dmp
    Filesize

    8KB