Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    02/08/2024, 21:51

General

  • Target

    557dba4249940b4fcaa06423bad8c9464c80730d87294af3afcf2c3f2c88b679.exe

  • Size

    42KB

  • MD5

    901ba65142de2d317b269c24f483876b

  • SHA1

    6fc83a81df2e074664992f319fe87718e69519c5

  • SHA256

    557dba4249940b4fcaa06423bad8c9464c80730d87294af3afcf2c3f2c88b679

  • SHA512

    c8c7adb1711fa769a0d32e97a05ad05459938867d17576496026f55c7f2f7373b48b54d3f6b229fbca2a96d219f2d19447d7231e406f6350a10efe1701a0c358

  • SSDEEP

    768:W7BlpppARFbhjbhg42LcfpR42LcfproFNFew/DbAGw/DbA/:W7ZppApBULcfpHLcfpyDoA/

Score
9/10

Malware Config

Signatures

  • Renames multiple (1024) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\557dba4249940b4fcaa06423bad8c9464c80730d87294af3afcf2c3f2c88b679.exe
    "C:\Users\Admin\AppData\Local\Temp\557dba4249940b4fcaa06423bad8c9464c80730d87294af3afcf2c3f2c88b679.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2712

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\$Recycle.Bin\S-1-5-21-2212144002-1172735686-1556890956-1000\desktop.ini.tmp

          Filesize

          43KB

          MD5

          360743cf34714861a8e284033b7e9aaa

          SHA1

          e950f4dc5370b012651e19ba200dc583533b9dc8

          SHA256

          9bbe09c9bd65829f0447d90173dfa8ae825f3791c50bcd82b50bf9329e1cd3a3

          SHA512

          94aa8d8cb2f2b9afbde2d3bc11727e7065346ac074968ea730f8a43ac5bdcae6f5bc55e587877748717bdc6d4d8b14fa1d770f1898c2e7ecaa87aa99027197c6

        • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

          Filesize

          52KB

          MD5

          e847e3b19918819f005bf77d39b0123b

          SHA1

          b2fe71c05facdf651be3eacbde18d788c3f7be5d

          SHA256

          ae4a4ecbedecd9ab1006acff8f256915b769ab4443b2283b079d13f30aaa2eed

          SHA512

          f1d608b162a09dc592332fa97a76b79d1b3a218800949c87b6e2c8b929a6c5c4ad74beb5b15095338c7533c74da8659975550f393a9cccaa3ba47c59c5c6ed81