Resubmissions

17-04-2024 14:56

240417-sbg1madb74 10

17-04-2024 14:56

240417-sbaljsdb64 10

17-04-2024 14:56

240417-sbaasadb62 10

17-04-2024 14:56

240417-sa9n9aef2v 10

17-04-2024 14:56

240417-sa9dgsdb59 10

06-04-2024 14:44

240406-r4b5eadc29 10

06-04-2024 14:43

240406-r3xpqadb95 10

06-04-2024 14:42

240406-r29b5ace9x 10

06-04-2024 14:41

240406-r2spdace8x 10

Analysis

  • max time kernel
    1804s
  • max time network
    1802s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-04-2024 14:56

General

  • Target

    01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.exe

  • Size

    1.1MB

  • MD5

    1fc2e4c5ff5844410fc7b78c6987cddf

  • SHA1

    52f676fcbfda7f0929385da963df25eb4638d4a4

  • SHA256

    01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38

  • SHA512

    31efba9acfe4b4bfab315a8d2d15b1b7a5ef83f26fc5de17ec37044bb6b61269f291ddb9e20ad90f2e91fff5221360b34bcf1e36e447d369e0d5333de42681fe

  • SSDEEP

    24576:fDbt4YcxdNDjJQqRTE0cZLx4bcWS5PcQV3D14EAKXtRutF3dFJt8:f1yDNXS2T+4c9cQVxnXtIr3f8

Malware Config

Signatures

  • Troldesh, Shade, Encoder.858

    Troldesh is a ransomware spread by malspam.

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 64 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Interacts with shadow copies 2 TTPs 3 IoCs

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

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.exe
    "C:\Users\Admin\AppData\Local\Temp\01b654c15c38a907d9966a5c1515fa201472ef1e3b831062d283e6cec2763e38.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3628
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe List Shadows
      2⤵
      • Interacts with shadow copies
      PID:3860
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet
      2⤵
      • Interacts with shadow copies
      PID:1116
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe List Shadows
      2⤵
      • Interacts with shadow copies
      PID:4572
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3904 --field-trial-handle=2244,i,11878111470816612087,2265290141962607370,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2976
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4136 --field-trial-handle=2244,i,11878111470816612087,2265290141962607370,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4808
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4060
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:4552
      • 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:1016

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Persistence

      Boot or Logon Autostart Execution

      2
      T1547

      Registry Run Keys / Startup Folder

      2
      T1547.001

      Privilege Escalation

      Boot or Logon Autostart Execution

      2
      T1547

      Registry Run Keys / Startup Folder

      2
      T1547.001

      Defense Evasion

      Indicator Removal

      2
      T1070

      File Deletion

      2
      T1070.004

      Modify Registry

      3
      T1112

      Credential Access

      Unsecured Credentials

      1
      T1552

      Credentials In Files

      1
      T1552.001

      Discovery

      Query Registry

      2
      T1012

      Peripheral Device Discovery

      1
      T1120

      System Information Discovery

      2
      T1082

      Collection

      Data from Local System

      1
      T1005

      Impact

      Inhibit System Recovery

      2
      T1490

      Defacement

      1
      T1491

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\System32\xfs
        Filesize

        98KB

        MD5

        dbd9fd15ee80c164d2e32edc9d5d9c38

        SHA1

        47c6df54db18dfb200ce549eeddf9a8987b632c2

        SHA256

        61321e4f5a4eebcd2efc9f4ecabeec99ceb4dc0be7b39450452f17d562a7ae0f

        SHA512

        0435b7b4fe0eaf46692df4d26d38a4a8a64e48d0bc62700e5179198d48ef9bc0ce250116ed9f10d8bb087cf98214dbf339c80ad240decb704aa5c3dfa44fed97

      • memory/3628-0-0x0000000002350000-0x0000000002425000-memory.dmp
        Filesize

        852KB

      • memory/3628-1-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-2-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-3-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-4-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-5-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-8-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-11-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-12-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-13-0x0000000002350000-0x0000000002425000-memory.dmp
        Filesize

        852KB

      • memory/3628-14-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-15-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-16-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-17-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-18-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-21-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-22-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-23-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-24-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-25-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-26-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-27-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-28-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-29-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-30-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-31-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-32-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-33-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-34-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-35-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-36-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-37-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-38-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-39-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-40-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-41-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-42-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-43-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-44-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-45-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-46-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-47-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-48-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-49-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-50-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-51-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-52-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-53-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-54-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-55-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-56-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-57-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-58-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-59-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-60-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-61-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-62-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-63-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-64-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-65-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-66-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-67-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-68-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-69-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-70-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-71-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB

      • memory/3628-72-0x0000000000400000-0x0000000000608000-memory.dmp
        Filesize

        2.0MB