Resubmissions

04/04/2024, 10:25

240404-mf9csada3910

04/04/2024, 10:18

240404-mcec8scc3110

02/04/2024, 03:00

240402-dhm3wsfb7610

02/04/2024, 03:00

240402-dha4bsfb68

02/04/2024, 02:52

240402-dc3w6aee8s10

31/05/2022, 01:49

220531-b8vjjseeep10

Analysis

  • max time kernel
    295s
  • max time network
    275s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    04/04/2024, 10:25

General

  • Target
    0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe
  • Size 917KB
  • Sample240404-mf9csada39
  • SHA256 0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Troldesh, Shade, Encoder.858

    Troldesh is a ransomware spread by malspam.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 35 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe
    "C:\Users\Admin\AppData\Local\Temp\0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1892
    • C:\Users\Admin\AppData\Local\Temp\0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe
      "C:\Users\Admin\AppData\Local\Temp\0774ee18a57ee8a20d7f355f23a6b7f049dd93c251e2cc9af0100e92a3526547.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      PID:2760

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        System.dll

        • Path \Users\Admin\AppData\Local\Temp\nst8798.tmp\System.dll
        • Size 11KB
        • SHA256 9b93c61c9d63ef8ec80892cc0e4a0877966dca9b0c3eb85555cebd2ddf4d6eed
        • MD5 SHA1 SHA512 SSDEEP

        memory/1892-14-0x00000000023A0000-0x000000000246D000-memory.dmp

        memory/1892-18-0x00000000023A0000-0x000000000246D000-memory.dmp

        memory/2760-16-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-20-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-19-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-21-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-22-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-23-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-27-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-28-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-29-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-30-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-31-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-32-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-33-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-36-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-37-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-38-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-39-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-40-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-41-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-42-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-43-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-44-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-45-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-46-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-47-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-48-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-49-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-50-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-51-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-52-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-53-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-54-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-55-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-56-0x0000000000400000-0x00000000005DE000-memory.dmp

        memory/2760-57-0x0000000000400000-0x00000000005DE000-memory.dmp