Overview

overview

10

Static

static

10

4d5368ea64...f0.exe

windows7-x64

9

4d5368ea64...f0.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/02/2025, 23:13

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General

  • Target

    4d5368ea6488cedce01f8b2c1ed77e45d37dc2adf1ed0bada3932412bc0732f0.exe

  • Size

    49KB

  • MD5

    f3f1c4b0746b99a513876f5c61e2ad47

  • SHA1

    e9851fdcdbe37ed4d8fabedd02862e5fe1edea5a

  • SHA256

    4d5368ea6488cedce01f8b2c1ed77e45d37dc2adf1ed0bada3932412bc0732f0

  • SHA512

    b1105d997db5563464610fa29e5cf7769978188a70c137f305cbf12d189c3309cc5b8dcf5c5b3c270859e138533897920a1c6cdd1a20575b7b1a4f37731e4a73

  • SSDEEP

    768:NAxPvARD1ayCt3LSUS6QCA3KlRDsKeqRO8785F7HyFj6cBCE2fje0YADpnsTqFoN:NnD183dAalnudHyFj6cBSfdYOJU5Xo

Score
9/10
defense_evasiondiscoveryexecutionimpactransomware

Malware Config

Signatures

  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution
  • Renames multiple (3372) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Deletes backup catalog 3 TTPs 1 IoCs

    Uses wbadmin.exe to inhibit system recovery.

    ransomware
  • Drops file in System32 directory 6 IoCs
  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

    discovery
  • Checks SCSI registry key(s) 3 TTPs 4 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Interacts with shadow copies 3 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\4d5368ea6488cedce01f8b2c1ed77e45d37dc2adf1ed0bada3932412bc0732f0.exe
    "C:\Users\Admin\AppData\Local\Temp\4d5368ea6488cedce01f8b2c1ed77e45d37dc2adf1ed0bada3932412bc0732f0.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1124
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4984
      • C:\Windows\system32\vssadmin.exe
        vssadmin delete shadows /all /quiet
        3⤵
        • Interacts with shadow copies
        PID:1248
      • C:\Windows\system32\wbadmin.exe
        wbadmin delete catalog -quiet
        3⤵
        • Deletes backup catalog
        PID:4700
      • C:\Windows\System32\Wbem\WMIC.exe
        wmic shadowcopy delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2916
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:956
  • C:\Windows\system32\wbengine.exe
    "C:\Windows\system32\wbengine.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:912
  • C:\Windows\System32\vdsldr.exe
    C:\Windows\System32\vdsldr.exe -Embedding
    1⤵
      PID:2196
    • C:\Windows\System32\vds.exe
      C:\Windows\System32\vds.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:736
    • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
      "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
      1⤵
      • Drops file in System32 directory
      • Checks processor information in registry
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious use of SetWindowsHookEx
      PID:1932

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files\Common Files\microsoft shared\ClickToRun\+README-WARNING+.txt
      Filesize

      554B

      MD5

      810a9bb3788dce89f65091832b5af0bf

      SHA1

      83ea0908f1de2102f9aee0ed4fe8851bcc9d9939

      SHA256

      ea2eac53768204935c863d8f39694333864eeb1fa4b55978ab2b06edbf607b31

      SHA512

      89d72231826aede1f2ed65d47037060ea79e7d5302ef3e7ec9ebac18bf6fcf9c95018eac34cf2b4e9ffc4760966d918b6f50d73b6d32e16c8abced127fa7677f

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