Overview

overview

10

Static

static

70d06bd4e6...f3.exe

windows7_x64

10

70d06bd4e6...f3.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    131s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    04-11-2020 03:03

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General

  • Target

    70d06bd4e6a91b60bc8515e327fa1f9fb7ac82125e3c8a06359b5bb3f96e48f3.exe

  • Size

    594KB

  • MD5

    cf92bea857aea977023ad61ec6b6c980

  • SHA1

    3bd8631ef9a7cab613af223e33734e8f2a4bc0bb

  • SHA256

    70d06bd4e6a91b60bc8515e327fa1f9fb7ac82125e3c8a06359b5bb3f96e48f3

  • SHA512

    1e249b79a244d6d1877592607628efc79977a44d22f4a79b137e99f7d5e44cfd2fd235d5eaba5f6bddea5962e07455ee22fda284dec02b3be0ca1a76098dcba8

Score
10/10
lockypersistenceransomware

Malware Config

Signatures

  • Locky

    Ransomware strain released in 2016, with advanced features like anti-analysis.

    ransomwarelocky
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Modifies extensions of user files 2 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Modifies service 2 TTPs 6 IoCs
    persistence
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Drops file in Windows directory 1 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Interacts with shadow copies 2 TTPs 1 IoCs

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

    ransomware
  • Modifies Control Panel 3 IoCs
    evasion
  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
    adwarespyware
  • Modifies registry class 268 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 13 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\70d06bd4e6a91b60bc8515e327fa1f9fb7ac82125e3c8a06359b5bb3f96e48f3.exe
    "C:\Users\Admin\AppData\Local\Temp\70d06bd4e6a91b60bc8515e327fa1f9fb7ac82125e3c8a06359b5bb3f96e48f3.exe"
    1⤵
    • Modifies extensions of user files
    • Checks computer location settings
    • Modifies service
    • Sets desktop wallpaper using registry
    • Enumerates system info in registry
    • Modifies Control Panel
    • Suspicious use of WriteProcessMemory
    PID:984
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\70d06bd4e6a91b60bc8515e327fa1f9fb7ac82125e3c8a06359b5bb3f96e48f3.exe"
      2⤵
        PID:3452
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Modifies service
      • Suspicious use of AdjustPrivilegeToken
      PID:3736
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe Delete Shadows /Quiet /All
      1⤵
      • Interacts with shadow copies
      PID:3512
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe" -ServerName:MicrosoftEdge.AppXdnhjhccw3zf0j06tkg3jtqr00qdm0khc.mca
      1⤵
      • Drops file in Windows directory
      • Modifies Control Panel
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1596
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      PID:3972
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Modifies registry class
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:276
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:1952
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:2044
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Modifies registry class
      PID:4148

    Network

    MITRE ATT&CK Enterprise v6

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    Downloads

    • C:\Users\Admin\Desktop\ykcol.htm
      MD5

      c725dbbf1e262385af513d50bfdaa4df

      SHA1

      ebce7c899da70b6084f342b723cf24f13a6f510d

      SHA256

      875b6b12d6ecb47842cae38d6032b6729bb7da188911c56fe93f11a05aee3f03

      SHA512

      ffc75ddd2cd758a4a56174f72127f2fd6703d4133f608d7643b7452408cd35023b85c3f882a56626a2ab686f725a749a387ed33bdd70957fae9f2cc1aa64e30c

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    • memory/3452-1-0x0000000000000000-mapping.dmp

      Download