Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    26-07-2021 12:42

General

  • Target

    03246cda354d8efbc9e22057cc283609825f15cf33ddc5296deac54c2b540218.sample.exe

  • Size

    1.1MB

  • MD5

    32126de1466136e0b4f39560f3956fb9

  • SHA1

    1f2b679904a40552d24d430529e70c916504aef4

  • SHA256

    03246cda354d8efbc9e22057cc283609825f15cf33ddc5296deac54c2b540218

  • SHA512

    50b49d35e8953584e1dc3a9263093ef1be4f75ac6daec1eb18d649ff9228d819166aa0949f9f0f336354ce10ad7f5a71295b1704b86f311c0e3afebbbc9905ec

Malware Config

Signatures

  • Troldesh, Shade, Encoder.858

    Troldesh is a ransomware spread by malspam.

  • UPX packed file 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\03246cda354d8efbc9e22057cc283609825f15cf33ddc5296deac54c2b540218.sample.exe
    "C:\Users\Admin\AppData\Local\Temp\03246cda354d8efbc9e22057cc283609825f15cf33ddc5296deac54c2b540218.sample.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of UnmapMainImage
    PID:1044

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1044-59-0x0000000075721000-0x0000000075723000-memory.dmp

    Filesize

    8KB

  • memory/1044-60-0x0000000001DC0000-0x0000000001E95000-memory.dmp

    Filesize

    852KB

  • memory/1044-61-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB