Resubmissions

18-03-2024 13:45

240318-q2hzhaab76 10

Analysis

  • max time kernel
    141s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 4 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:1420
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2992

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1420-0-0x0000000002B40000-0x0000000002BA4000-memory.dmp

      Filesize

      400KB

    • memory/1420-1-0x0000000000640000-0x0000000000641000-memory.dmp

      Filesize

      4KB

    • memory/1420-2-0x0000000000640000-0x0000000000641000-memory.dmp

      Filesize

      4KB

    • memory/1420-3-0x0000000002B40000-0x0000000002BA4000-memory.dmp

      Filesize

      400KB

    • memory/1420-4-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-6-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-8-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-11-0x0000000000640000-0x0000000000641000-memory.dmp

      Filesize

      4KB

    • memory/1420-12-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-13-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-14-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-15-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-16-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-17-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-20-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-21-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-22-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-23-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-24-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-25-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-26-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-27-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB

    • memory/1420-28-0x0000000000400000-0x00000000005DE000-memory.dmp

      Filesize

      1.9MB