Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    02/08/2024, 07:11

General

  • Target

    fa1772954c6f62281a283f3d45b5f9e8f14c28a990a55daaf179a3a1c076f3ad.exe

  • Size

    40KB

  • MD5

    ad7939404a524eecacc1ef0281fb7780

  • SHA1

    af51001a4e0c26bc403cfdb5e722c8efaccebb5f

  • SHA256

    fa1772954c6f62281a283f3d45b5f9e8f14c28a990a55daaf179a3a1c076f3ad

  • SHA512

    dd7cd7e18a20874e5122f444a06663dc41502d086ab10fe57d799b15aab86d044bf646e0723e6b720de0e79ae862772bc3bf98609cbb85c42264206cf2429c47

  • SSDEEP

    768:W7BlpppARFbhjbhg42LcfpR42LcfproFNFdHFNFVKU:W7ZppApBULcfpHLcfpyDbD/

Score
9/10

Malware Config

Signatures

  • Renames multiple (3700) 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\fa1772954c6f62281a283f3d45b5f9e8f14c28a990a55daaf179a3a1c076f3ad.exe
    "C:\Users\Admin\AppData\Local\Temp\fa1772954c6f62281a283f3d45b5f9e8f14c28a990a55daaf179a3a1c076f3ad.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2192

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\$Recycle.Bin\S-1-5-21-3434294380-2554721341-1919518612-1000\desktop.ini.tmp

          Filesize

          41KB

          MD5

          fbc0576bce0e46db74d112a8b2a7e00c

          SHA1

          b42a5c76b6d9d8a593f654199a69833d6308bdda

          SHA256

          947682e8114bcc4092cda9f610d67cfe5e5d6ee875c78def8880a677ac84ab5e

          SHA512

          f68a842661f43a02110877252c638768103e9a67d4f44ed8e5929fa953fec3f052cb708bbc5a3fc8efd4735545c2554871fcb1b4112b11b4c486676a91b1685e

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

          Filesize

          50KB

          MD5

          9c928ba4aea409229decb1f87a4f82a8

          SHA1

          b0c0090e7364098a4b654a5df2f18b1af3817317

          SHA256

          0b522d5744e19037e3e3ba7d180e9374c1b58435e3f68e2cb56761b6d52a5796

          SHA512

          ce709b96eff4e51dfc92b18565f8d28b47a7028a306aa081eaded2e66d853790b89110cc770805482af4e23496c05e747fcd73118d847ac3fcb06f2fc37d269f