Resubmissions

07-04-2024 06:30

240407-g9kcvsfa9t 10

07-04-2024 06:30

240407-g9fpnsfe96 10

07-04-2024 06:29

240407-g9bqqafa81 10

07-04-2024 06:29

240407-g86vgafa8w 10

13-05-2021 14:29

210513-hwsahb137j 10

Analysis

  • max time kernel
    1558s
  • max time network
    1559s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    07-04-2024 06:30

General

  • Target

    9fd59ba40c26b3161642d5ebb85796b4262e5d5aa5d1e5eceb919b52a8f9b00e.exe

  • Size

    1.0MB

  • MD5

    7f9d970c685f7f33aa8a961f2a10173d

  • SHA1

    11f93876dba467125556c04a85c19f4b93ed5e4c

  • SHA256

    9fd59ba40c26b3161642d5ebb85796b4262e5d5aa5d1e5eceb919b52a8f9b00e

  • SHA512

    fb57c9f3caf4d39c8ea3f3cb12536fae6baa874c89c84af5fa08853f56436d269d09c7a45467624009d54dc5af77bef903d1a9dd63502aa147c30cc606acef5e

  • SSDEEP

    12288:3i94bywx1Dj5+h7ZCn0P5T7lHDbIi9dszYjN5HbPiLsptcyx7tbFEujtgw:3Hx13SZW0x5j5dsYnHeYpuyx7tx/tgw

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.

  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 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\9fd59ba40c26b3161642d5ebb85796b4262e5d5aa5d1e5eceb919b52a8f9b00e.exe
    "C:\Users\Admin\AppData\Local\Temp\9fd59ba40c26b3161642d5ebb85796b4262e5d5aa5d1e5eceb919b52a8f9b00e.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 UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2824
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe List Shadows
      2⤵
      • Interacts with shadow copies
      PID:1116
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet
      2⤵
      • Interacts with shadow copies
      PID:1544
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe List Shadows
      2⤵
      • Interacts with shadow copies
      PID:2520
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1060

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\System32\xfs

    Filesize

    96KB

    MD5

    2d33a5173197a2155d6aa04fd02df061

    SHA1

    ec8dc17c74ff443c3c11463d4cf6834b275ef266

    SHA256

    a1067be1f1446feb74a6b920aaecbd4900b8174a899f8bca9bb50f2834716b1b

    SHA512

    61d8198ec6904a386987df7808d3ec4c8fdb8a93b1167ac90c5d1d747fdafd0ac5220ca10058d522d1447bc3db38aee077c0a0e58f91d30380564257a9e8e752

  • memory/2824-0-0x0000000000310000-0x00000000003E5000-memory.dmp

    Filesize

    852KB

  • memory/2824-1-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-2-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-3-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-5-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-4-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-6-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-9-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-11-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-12-0x0000000000310000-0x00000000003E5000-memory.dmp

    Filesize

    852KB

  • memory/2824-13-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-16-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-37-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-38-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-40-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-41-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-42-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-43-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-44-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-45-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-47-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-46-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-48-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-49-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-50-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-52-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-51-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-53-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-54-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-55-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-56-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-57-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-58-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-60-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-59-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-61-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-62-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-63-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-64-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-65-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-66-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-67-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-68-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-70-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-71-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-72-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-73-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-74-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-69-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-75-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-76-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-77-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-79-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-80-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-81-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-82-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-78-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-84-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-83-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-86-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-87-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-88-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-91-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-90-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-92-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-89-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2824-85-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB