Analysis

  • max time kernel
    2s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    02-12-2022 18:23

General

  • Target

    76eae7451d56eaa2b3029daf7e3a821714178be3ec21fc8e6b5fdad2a2c9398c.exe

  • Size

    171KB

  • MD5

    4048aa985224d2c717d4556b2787a76e

  • SHA1

    b2d574d6d4fcbeb76731dc6c02aab2c7b566a6fc

  • SHA256

    76eae7451d56eaa2b3029daf7e3a821714178be3ec21fc8e6b5fdad2a2c9398c

  • SHA512

    7f89a07a8cf4dbc744431640ef3ed93ef655316d40e833c70b8af3a06e5983b549609a742902e6182df43ab572b68ef417d9990fb4dc94b7882670c9f54c366b

  • SSDEEP

    3072:yLk395hYXJzpnLMRZlh0a05WAMaQknyccRmcvPG5ElMDChxk4cs2L9UxlyfYSD0C:yQqPLMxh0R5WaQknamc2iMUFmL9UKY+l

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Modifies registry class 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\76eae7451d56eaa2b3029daf7e3a821714178be3ec21fc8e6b5fdad2a2c9398c.exe
    "C:\Users\Admin\AppData\Local\Temp\76eae7451d56eaa2b3029daf7e3a821714178be3ec21fc8e6b5fdad2a2c9398c.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    PID:848

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\nstA45C.tmp\System.dll

    Filesize

    11KB

    MD5

    c17103ae9072a06da581dec998343fc1

    SHA1

    b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

    SHA256

    dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

    SHA512

    d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

  • memory/848-54-0x00000000766F1000-0x00000000766F3000-memory.dmp

    Filesize

    8KB