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Analysis

  • max time kernel
    119s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/10/2024, 18:07

General

  • Target

    a4f3bd7a2900cfaf2652923d5d72bd101c3116dda2fb9801ada1251b451f2118N.exe

  • Size

    38KB

  • MD5

    904f02cf7a94c9aa73ea66150ab376b0

  • SHA1

    118e72d9f86c996f4b8eda20cc86659f85ddd4b4

  • SHA256

    a4f3bd7a2900cfaf2652923d5d72bd101c3116dda2fb9801ada1251b451f2118

  • SHA512

    8893a47a2ec6230824d9936f2ef563e44528829695a1d4812261ef00b81d4277b838239b332fe0b2b977bcde2afb92803d778c16b66b4dbfa9399f0154da3959

  • SSDEEP

    768:W7BlphA7pARFbhM0Kkq81LOyq81LOl6Sl5lt4V0IhAFV2RuH22V0IhAFV2RuH2Q:W7ZhA7pApM21LOA1LOl6AE0IhAFV2RuQ

Score
9/10

Malware Config

Signatures

  • Renames multiple (4670) 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\a4f3bd7a2900cfaf2652923d5d72bd101c3116dda2fb9801ada1251b451f2118N.exe
    "C:\Users\Admin\AppData\Local\Temp\a4f3bd7a2900cfaf2652923d5d72bd101c3116dda2fb9801ada1251b451f2118N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:4012

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-786284298-625481688-3210388970-1000\desktop.ini.tmp

    Filesize

    38KB

    MD5

    49d740aba1bc6b31bda3f47043517a12

    SHA1

    3e96d69a19d1d483201bb83812f43f979c2f97ff

    SHA256

    3fb78fd12180cdb53ec5906a18468ccf4dfdc7860f6e6dd68a6d693298fcf306

    SHA512

    81e78e424639dff618d24c67aefdf4858df4dc7ab8d3058f9772bf2c37552e012142963c9304729cc32891ad3afff8f2da1940655e66fdc0d728348a0e1305e4

  • C:\Program Files\7-Zip\7-zip.dll.tmp

    Filesize

    137KB

    MD5

    34919869832e115a1c4c92260f182035

    SHA1

    82602995b2f86940a4c3ecd9831900b4db2a966e

    SHA256

    ca9600460a6a370c284a92399cd64599b8edd05d18cf74ba3952b68a549c27b8

    SHA512

    bae8db9326a1099139cabd8986d7b2015c30b8807f48377a818e2ead1a17fd3361d4a567db674b84f3d221ed75ab85846d34719c3115a7edf931ea0d828bd571