Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231025-en
  • resource tags

    arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
  • submitted
    13-11-2023 00:30

General

  • Target

    NEAS.4715dde381c3122d78bb5ae96a0efec0.exe

  • Size

    39KB

  • MD5

    4715dde381c3122d78bb5ae96a0efec0

  • SHA1

    6437b9f9554f32a5ac7344bc54ae07a4cd6a628e

  • SHA256

    2f931e4d238c18d59888e1801e5c09e11e497bf369fb96533578e71867c9f5d7

  • SHA512

    74e6a67b304d85af383da14f61e5c3414c1c5e274f351d23ccbdb61a6c90ab2ffc41eb841ee7007f96b03a111a34ecfd1d0dfeb8d5e2cfe8be2478fdf4887c37

  • SSDEEP

    768:W7BlpDpARFbhYQkQjjPBDB+LdkPkijqHqi1x+jqHqi1x4:W7ZDpApYbWjPhoLdkPkijqp6jqpk

Score
9/10

Malware Config

Signatures

  • Renames multiple (1854) 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.4715dde381c3122d78bb5ae96a0efec0.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.4715dde381c3122d78bb5ae96a0efec0.exe"
    1⤵
    • Drops file in Program Files directory
    PID:1756

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-1861898231-3446828954-4278112889-1000\desktop.ini.tmp

    Filesize

    39KB

    MD5

    d6dfaa4740ead8be57de159603216782

    SHA1

    8454d791a61e8a571936a02b4244e02aad4f6816

    SHA256

    6809a1a8d37fab6b218991f30e6fcb5c7a37f8e37489191f2671f1317b42b2c9

    SHA512

    7c80b734773305af420d09c75b5d2432a5370bcf7f5efe8d04fe03b2220902d2804b9a812942fd7bae47a4a24e2e9359f681e134d548bafc90580bcdbdded476

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

    Filesize

    48KB

    MD5

    ee366ddb628d1425f8ea51f7edd4263c

    SHA1

    f6deeada353e0e3a9dd0605c8696395352357d68

    SHA256

    4c065e498a27eaf7af736c224e72c7ae869f98bf97a409a8e65e30fec5e18bdb

    SHA512

    4d785d20ffd03e8ef508aa954a4e211c644aef3d058094d420165af614d57090ad5b9b60252930d31fdcf8731773c6b372eb2b89b2c5e49857ead40bb4388b36