Resubmissions

18-03-2024 22:36

240318-2h9hwsba88 10

Analysis

  • max time kernel
    1800s
  • max time network
    1801s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-03-2024 22:36

General

  • Target

    Ransomware/DeriaLock.exe

  • Size

    484KB

  • MD5

    0a7b70efba0aa93d4bc0857b87ac2fcb

  • SHA1

    01a6c963b2f5f36ff21a1043587dcf921ae5f5cd

  • SHA256

    4f5bff64160044d9a769ab277ff85ba954e2a2e182c6da4d0672790cf1d48309

  • SHA512

    2033f9637b8d023242c93f54c140dd561592a3380a15a9fdc8ebfa33385ff4fc569d66c846a01b4ac005f0521b3c219e87f4b1ed2a83557f9d95fa066ad25e14

  • SSDEEP

    6144:lqHKx3YCgy8HmmjJpnVhvLqCO3bLinIz1wASx:lqHoyHNj/nVhvLcyII

Score
7/10

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Ransomware\DeriaLock.exe
    "C:\Users\Admin\AppData\Local\Temp\Ransomware\DeriaLock.exe"
    1⤵
    • Drops startup file
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4520
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
      PID:4636
    • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
      "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
      1⤵
      • Modifies registry class
      PID:5016
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
      1⤵
        PID:4104
      • C:\Windows\System32\svchost.exe
        C:\Windows\System32\svchost.exe -k UnistackSvcGroup
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2932

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133552769665737175.txt

        Filesize

        75KB

        MD5

        1b38bc0d40885aaf6a066b3d5ae7374a

        SHA1

        8cf3bd50f8dc6760e9ae41aa47d0bbf4fe491af1

        SHA256

        2f10e61c16499db75d05505949480d146e9cd1c03736183cea2bf1c9bf7d68eb

        SHA512

        234a22c75282429e25b013b64ee964b053bff14ce080e871602b2fba431e235ba2370d42f4b9658860603cff652fcc513c09712c07d196813dbc7d30dd095901

      • memory/2932-171-0x00000151FEC40000-0x00000151FEC50000-memory.dmp

        Filesize

        64KB

      • memory/2932-206-0x00000151FF090000-0x00000151FF091000-memory.dmp

        Filesize

        4KB

      • memory/2932-207-0x00000151FF1A0000-0x00000151FF1A1000-memory.dmp

        Filesize

        4KB

      • memory/2932-205-0x00000151FF090000-0x00000151FF091000-memory.dmp

        Filesize

        4KB

      • memory/2932-203-0x00000151FF060000-0x00000151FF061000-memory.dmp

        Filesize

        4KB

      • memory/2932-187-0x00000151FED40000-0x00000151FED50000-memory.dmp

        Filesize

        64KB

      • memory/4520-4-0x0000000005760000-0x00000000057F2000-memory.dmp

        Filesize

        584KB

      • memory/4520-8-0x00000000058D0000-0x00000000058E0000-memory.dmp

        Filesize

        64KB

      • memory/4520-168-0x0000000074F40000-0x00000000756F0000-memory.dmp

        Filesize

        7.7MB

      • memory/4520-169-0x00000000058D0000-0x00000000058E0000-memory.dmp

        Filesize

        64KB

      • memory/4520-170-0x00000000058D0000-0x00000000058E0000-memory.dmp

        Filesize

        64KB

      • memory/4520-7-0x0000000005860000-0x00000000058B6000-memory.dmp

        Filesize

        344KB

      • memory/4520-6-0x0000000005700000-0x000000000570A000-memory.dmp

        Filesize

        40KB

      • memory/4520-5-0x00000000058D0000-0x00000000058E0000-memory.dmp

        Filesize

        64KB

      • memory/4520-0-0x0000000000BE0000-0x0000000000C62000-memory.dmp

        Filesize

        520KB

      • memory/4520-3-0x0000000005C70000-0x0000000006214000-memory.dmp

        Filesize

        5.6MB

      • memory/4520-2-0x00000000055E0000-0x000000000567C000-memory.dmp

        Filesize

        624KB

      • memory/4520-1-0x0000000074F40000-0x00000000756F0000-memory.dmp

        Filesize

        7.7MB