Resubmissions

26-12-2022 13:01

221226-p9g7hagb5x 10

26-12-2022 13:00

221226-p8z1xsgb5w 10

Analysis

  • max time kernel
    126s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2022 13:01

General

  • Target

    5c6f911f0919dcb1739510e629016304ecc9908cfd6d1c27ac7c0b0710b650f7.exe

  • Size

    1.1MB

  • MD5

    5d5d9dba99e609b34ea040ef7003e444

  • SHA1

    c33169d65768a0b46d50501f3cf7dd948e8f704d

  • SHA256

    5c6f911f0919dcb1739510e629016304ecc9908cfd6d1c27ac7c0b0710b650f7

  • SHA512

    e833e2f66325e19ea988d96949311fa6c69cce62c40456523b96fb3e61552a59bd1b6deffeba9df59334c5530079d6277e2ae1a6394b84f6ff8baf0463690e40

  • SSDEEP

    24576:PrQQEB+ekoKYkrB43qLpM7diN+glAp3R6HTBzDvc:DQQSL1KYO43qLpMkN+MS3YzDvc

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 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5c6f911f0919dcb1739510e629016304ecc9908cfd6d1c27ac7c0b0710b650f7.exe
    "C:\Users\Admin\AppData\Local\Temp\5c6f911f0919dcb1739510e629016304ecc9908cfd6d1c27ac7c0b0710b650f7.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of UnmapMainImage
    PID:1144

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1144-54-0x0000000075091000-0x0000000075093000-memory.dmp

    Filesize

    8KB

  • memory/1144-55-0x0000000001EF0000-0x0000000001FC5000-memory.dmp

    Filesize

    852KB

  • memory/1144-56-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1144-57-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1144-58-0x0000000001EF0000-0x0000000001FC5000-memory.dmp

    Filesize

    852KB

  • memory/1144-59-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB