Analysis

  • max time kernel
    77s
  • max time network
    33s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    24-02-2024 22:05

General

  • Target

    LastActivityView.exe

  • Size

    130KB

  • MD5

    f27a284ef9b018cdd2a98a7b78ccdcb3

  • SHA1

    67e260b11e6227c18cae8925b4f6899103c607f2

  • SHA256

    af86dc3f76d39b67b967a3b714e9e70ed43eec8d3871e9691cb45d84372b53fb

  • SHA512

    9a8811f13517748539308a70933b126a3348407f397bf30f903019379f927532c64015853b94acf21bdbc554d638a0265d4394d026e289103db06fe93fe5524b

  • SSDEEP

    3072:5e69eWHZXp1nPDhhloZqX6EsSiEF4Gw1aqL1p7BZ5CJ/:5e/+1nrhPKqX6EsS94H8B

Score
4/10

Malware Config

Signatures

  • 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).

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\LastActivityView.exe
    "C:\Users\Admin\AppData\Local\Temp\LastActivityView.exe"
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:2268
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:4148

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\LastActivityView.cfg

      Filesize

      598B

      MD5

      3af343c935deb11820185df008e614a3

      SHA1

      a612cc6c9dd8a11c6929e48e9cc88b146db5f1bc

      SHA256

      38232275448a197f456c82912e73022018b631f648425f3b1cc43c417910e7f5

      SHA512

      62ba74eb7490f7ddddab990c7aff6dbc2b01b67602f50767bebc60e511aa06a87a3cdb3476e4ffd448325f07c3a3510908c22078bb4ae69df983e24029dc0258