Resubmissions

26-12-2022 12:01

221226-n7d7dsch57 10

01-08-2022 04:09

220801-eq9sashbb6 10

Analysis

  • max time kernel
    128s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2022 12:01

General

  • Target

    5d28b7648fbd8cc3d37843a42fb6a12639356eaf0570d647637af9c9915a79f3.exe

  • Size

    1.5MB

  • MD5

    2d360833f6e5d55079829f1fef4244c8

  • SHA1

    723e580eb3608d5d27ad78fa5d067f6d3fcf1f47

  • SHA256

    5d28b7648fbd8cc3d37843a42fb6a12639356eaf0570d647637af9c9915a79f3

  • SHA512

    978e47f907f673a27f1d94bd069e380deed6b272c1c1bc419115e00f521f3149a9c1deb7bdf130888ff37f7217eb231e012173053e42ec08d84580c7a9626db3

  • SSDEEP

    24576:EMT38ElepoawixcPMAVoU3hbvJUuxN01qhMx8mx4tVkN:NDGwiy06o0bzrn2x8W4Pk

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\5d28b7648fbd8cc3d37843a42fb6a12639356eaf0570d647637af9c9915a79f3.exe
    "C:\Users\Admin\AppData\Local\Temp\5d28b7648fbd8cc3d37843a42fb6a12639356eaf0570d647637af9c9915a79f3.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of UnmapMainImage
    PID:896

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/896-54-0x0000000075B41000-0x0000000075B43000-memory.dmp

    Filesize

    8KB

  • memory/896-55-0x0000000000610000-0x00000000006E5000-memory.dmp

    Filesize

    852KB

  • memory/896-56-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/896-57-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/896-58-0x0000000000610000-0x00000000006E5000-memory.dmp

    Filesize

    852KB

  • memory/896-59-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB