Resubmissions

18-03-2024 13:45

240318-q2hzhaab76 10

Analysis

  • max time kernel
    1192s
  • max time network
    1177s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-04-2024 10:50

General

  • Target

    8b04af13b729b0634b1a3c83e5758f25aecb708480bf2e3df524e889b305c621.exe

  • Size

    1020KB

  • MD5

    496f86f951e1dbd3c4534d51a5297668

  • SHA1

    1199c5f30f5724841905cbdb9787649d15aae3d5

  • SHA256

    8b04af13b729b0634b1a3c83e5758f25aecb708480bf2e3df524e889b305c621

  • SHA512

    382abc596081ca5d0fdea39b12afe433e446cd50f59e4abca818162d96e46465beb1cda631109083071e7c050af6bfcf867be41d02c1e2ebe5dd99f61f45d510

  • SSDEEP

    24576:es0fVWVbd8fKT0KqTAFFCa/2yDEmdvAkomBbOsn51D:es0fVWVR8fKTeU1imBbl51D

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
  • 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 64 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 13 IoCs
  • Suspicious use of WriteProcessMemory 8 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\8b04af13b729b0634b1a3c83e5758f25aecb708480bf2e3df524e889b305c621.exe
    "C:\Users\Admin\AppData\Local\Temp\8b04af13b729b0634b1a3c83e5758f25aecb708480bf2e3df524e889b305c621.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 AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3408
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:3176
      • C:\Windows\system32\vssadmin.exe
        C:\Windows\system32\vssadmin.exe List Shadows
        2⤵
        • Interacts with shadow copies
        PID:3140
      • C:\Windows\system32\vssadmin.exe
        C:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet
        2⤵
        • Interacts with shadow copies
        PID:2148
      • C:\Windows\system32\vssadmin.exe
        C:\Windows\system32\vssadmin.exe List Shadows
        2⤵
        • Interacts with shadow copies
        PID:3276
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
        PID:2440
      • C:\Windows\explorer.exe
        explorer.exe
        1⤵
        • Modifies Installed Components in the registry
        • Modifies registry class
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1348

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\System32\xfs

        Filesize

        265KB

        MD5

        dd8d49244a98112c99b9bb3770efa8a2

        SHA1

        9249d89ccbd5867b2a1bad6f60fb90a242cbef1d

        SHA256

        5b7c5db99ed8aa6cd38126606b6214d57fa1979b96e18682309c7a30bca823dd

        SHA512

        553f2090554a9b88ed36c81d63a1e0afb643abc0513348832cad502be7f9fa5d50729fcaeed391aa2cc388e8ac00da1766f5bc733431cac7d9c95876eddbe070

      • memory/3408-1-0x0000000002480000-0x0000000002481000-memory.dmp

        Filesize

        4KB

      • memory/3408-0-0x00000000025F0000-0x0000000002654000-memory.dmp

        Filesize

        400KB

      • memory/3408-2-0x00000000025F0000-0x0000000002654000-memory.dmp

        Filesize

        400KB

      • memory/3408-3-0x0000000002480000-0x0000000002481000-memory.dmp

        Filesize

        4KB

      • memory/3408-4-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-6-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-7-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-11-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-12-0x0000000002480000-0x0000000002481000-memory.dmp

        Filesize

        4KB

      • memory/3408-13-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-14-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-15-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-16-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-17-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-18-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-21-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-22-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-23-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-24-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-25-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-26-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-27-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-28-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-29-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-30-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-31-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-32-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-33-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-34-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-35-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-36-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-37-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-38-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-39-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-40-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-41-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-42-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-43-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-44-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-45-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-46-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-47-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-48-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-49-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-50-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-51-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-52-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-53-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-54-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-55-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-56-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-57-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-58-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-59-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-60-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-61-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-62-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-63-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-64-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-65-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-66-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-67-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-68-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-69-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-70-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-71-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-72-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-73-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-74-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-75-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-76-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3408-77-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB