Resubmissions

06-04-2024 15:16

240406-sneq2adg36 10

06-04-2024 15:15

240406-sm9vsadg32 10

06-04-2024 15:15

240406-sm4zjada5s 10

06-04-2024 15:15

240406-smyshsdg25 10

25-06-2022 19:40

220625-yd1hmshefm 10

Analysis

  • max time kernel
    980s
  • max time network
    986s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    06-04-2024 15:15

General

  • Target

    388e56393ae6b4d2ad4c434721060000f6782c412aea274f3465757a114efe04.exe

  • Size

    1.3MB

  • MD5

    588c44f7d45328df605aaa90902f51b4

  • SHA1

    db8209e71f200f0c6169fb13e5315fe5e3d1682d

  • SHA256

    388e56393ae6b4d2ad4c434721060000f6782c412aea274f3465757a114efe04

  • SHA512

    d0635547ca3e121034c1ee25f696b7a051c60d616fbeec70093307c5aa811ce76aaf0af4db0a3429e206868ddd20059e910532e06f4fe3973bc687630905b3cf

  • SSDEEP

    24576:DDGl+7masKgsej3pyZ9yJDIUJF24a/lA564UzrtBe+C:DS+7mU5A3pcyZVJJa922C

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\388e56393ae6b4d2ad4c434721060000f6782c412aea274f3465757a114efe04.exe
    "C:\Users\Admin\AppData\Local\Temp\388e56393ae6b4d2ad4c434721060000f6782c412aea274f3465757a114efe04.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:2612
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe List Shadows
      2⤵
      • Interacts with shadow copies
      PID:1932
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet
      2⤵
      • Interacts with shadow copies
      PID:1248
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe List Shadows
      2⤵
      • Interacts with shadow copies
      PID:588
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\System32\xfs

    Filesize

    91KB

    MD5

    47c51bdcc0ded2c6327970494199baa6

    SHA1

    c8406e1fe905e8b738968ea3bfead1f9d83b5514

    SHA256

    179630b454be8e8a91576bf8094bd2deb0ae76ee960fabde47af9f7f620959e7

    SHA512

    3401b1be4f91d059842c7302500e792d22009246274abb40a06febf9aa02029e92f418a21abe53ed00f4724513cc6f1ff482eb61fddd40f64c0bd3e755ed6a40

  • memory/2612-0-0x0000000001DA0000-0x0000000001E75000-memory.dmp

    Filesize

    852KB

  • memory/2612-1-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-2-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-3-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-4-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-5-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-8-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-11-0x0000000001DA0000-0x0000000001E75000-memory.dmp

    Filesize

    852KB

  • memory/2612-12-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-13-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-16-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-37-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-39-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-38-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-42-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-43-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-44-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-41-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-45-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-40-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-46-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-48-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-47-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-49-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-51-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-50-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-52-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-53-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-54-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-55-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-57-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-58-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-59-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-56-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-60-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-62-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-63-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-64-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-65-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-61-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-66-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-69-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-71-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-72-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-70-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-73-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-74-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-75-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-76-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-68-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-78-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-79-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-80-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-81-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-77-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-67-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-83-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-82-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-84-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-85-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-86-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-88-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-89-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-91-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-90-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-87-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/2612-92-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB