Resubmissions

25/03/2025, 13:35

250325-qv5vpawzdt 10

25/03/2025, 13:25

250325-qny4kawyfs 10

Analysis

  • max time kernel
    72s
  • max time network
    73s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25/03/2025, 13:35

General

  • Target

    2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe

  • Size

    2.2MB

  • MD5

    dab6ae86fedf641b0555c86abef1f751

  • SHA1

    7acfccdbc1dc785868e62d29cdd97de55f72b288

  • SHA256

    0207c6119e663d4157427528e8aa55f1a09b4920aeabf8f2c37ccf4075ae2008

  • SHA512

    4a97f0529a0059ea9601e72251dc098798f6914d4e658ddcb2daf0274f012531cdd8009c44ce0317753b651443365b9b93182387a31ee74523ea2dbea7070ad5

  • SSDEEP

    49152:QnHMSPbcBVQe4NRx+TSqTdX1HkQo6SAARdhnvn:QHPoBhqRxcSUDk36SAEdhvn

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Wannacry family
  • Contacts a large (782) amount of remote hosts 1 TTPs

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

  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 48 IoCs
  • Suspicious use of SendNotifyMessage 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    PID:2896
  • C:\Users\Admin\AppData\Local\Temp\2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe
    C:\Users\Admin\AppData\Local\Temp\2025-03-25_dab6ae86fedf641b0555c86abef1f751_wannacry.exe -m security
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    PID:2260
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2624-0-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2624-1-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2624-2-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB