Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220414-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-07-2022 20:52

General

  • Target

    4fbfd5e36d68ac9088f4b93b8cebd505eaa9945f26e6c5ad30e059053e1fc011.exe

  • Size

    1.5MB

  • MD5

    281807e988abfa257ae2d9d19a393bf2

  • SHA1

    e6ec78c8676eb520f7f38f70efae980c57273468

  • SHA256

    4fbfd5e36d68ac9088f4b93b8cebd505eaa9945f26e6c5ad30e059053e1fc011

  • SHA512

    ef584226d7249ecb20accfaef20aab55ae2f88208b4fba0cc51918c7edba647f605a770695f95b877ed4d6e44d242f34389a39d46481c79e659f2d0ca16ed30c

Malware Config

Signatures

  • Troldesh, Shade, Encoder.858

    Troldesh is a ransomware spread by malspam.

  • UPX packed file 3 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4fbfd5e36d68ac9088f4b93b8cebd505eaa9945f26e6c5ad30e059053e1fc011.exe
    "C:\Users\Admin\AppData\Local\Temp\4fbfd5e36d68ac9088f4b93b8cebd505eaa9945f26e6c5ad30e059053e1fc011.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    PID:4336

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4336-130-0x0000000002450000-0x0000000002525000-memory.dmp

    Filesize

    852KB

  • memory/4336-131-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/4336-132-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/4336-133-0x0000000002450000-0x0000000002525000-memory.dmp

    Filesize

    852KB

  • memory/4336-134-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB