Resubmissions

18-03-2024 13:45

240318-q2hzhaab76 10

Analysis

  • max time kernel
    149s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-03-2024 13:45

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.

  • UPX dump on OEP (original entry point) 18 IoCs
  • UPX packed file 18 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8b04af13b729b0634b1a3c83e5758f25aecb708480bf2e3df524e889b305c621.exe
    "C:\Users\Admin\AppData\Local\Temp\8b04af13b729b0634b1a3c83e5758f25aecb708480bf2e3df524e889b305c621.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3520
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:4328
    • 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=5196 --field-trial-handle=2264,i,7010714054498059916,1862725710331979271,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4000

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3520-0-0x0000000002820000-0x0000000002884000-memory.dmp

        Filesize

        400KB

      • memory/3520-1-0x00000000025A0000-0x00000000025A1000-memory.dmp

        Filesize

        4KB

      • memory/3520-2-0x0000000002820000-0x0000000002884000-memory.dmp

        Filesize

        400KB

      • memory/3520-4-0x00000000025A0000-0x00000000025A1000-memory.dmp

        Filesize

        4KB

      • memory/3520-3-0x00000000025A0000-0x00000000025A1000-memory.dmp

        Filesize

        4KB

      • memory/3520-6-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-5-0x00000000025A0000-0x00000000025A1000-memory.dmp

        Filesize

        4KB

      • memory/3520-7-0x00000000025A0000-0x00000000025A1000-memory.dmp

        Filesize

        4KB

      • memory/3520-9-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-10-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-14-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-15-0x00000000025A0000-0x00000000025A1000-memory.dmp

        Filesize

        4KB

      • memory/3520-16-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-17-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-18-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-19-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-20-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-23-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-24-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-25-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-26-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-27-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-28-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-29-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-30-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB

      • memory/3520-31-0x0000000000400000-0x00000000005DE000-memory.dmp

        Filesize

        1.9MB