Resubmissions

29-01-2023 18:20

230129-wy2v4aab6s 10

Analysis

  • max time kernel
    151s
  • max time network
    176s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-01-2023 18:20

General

  • Target

    629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe

  • Size

    1.2MB

  • MD5

    969305f9f01a46e8eee82885d9bde2bd

  • SHA1

    a5cf52711faec6b7ec152ac074496a7a6e825765

  • SHA256

    629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70

  • SHA512

    a916a1ef2bc9c77e9cb3476def54747dcf9c6819c9dd436d8e7ec4f9c3046ce850db7727fc97f820aba070015e06975540f5cacbf6e7341a3ffb787560590ba2

  • SSDEEP

    24576:U0Xy5spQBcumH3iA537SEHKa3RoMF/tM7duvJkdV4KL:U0iupecuYSAt2E53WMF/+duvJIV4S

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\629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe
    "C:\Users\Admin\AppData\Local\Temp\629491cb1f88530240f9260810ab2abe16b8152900bffae4068a6565a2ac7a70.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    PID:1780

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1780-132-0x0000000002340000-0x0000000002415000-memory.dmp

    Filesize

    852KB

  • memory/1780-133-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1780-134-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1780-135-0x0000000002340000-0x0000000002415000-memory.dmp

    Filesize

    852KB

  • memory/1780-136-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB