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Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21/10/2024, 00:05

General

  • Target

    835a558aa56d87ef242c67e8e52ae44f56f4b50193af08d839437feb44137df4.exe

  • Size

    102KB

  • MD5

    2c31f3aad5d32b6e33c690916ab9afd0

  • SHA1

    6f74a694c3aa950e6f552166fa79cd07afbf5ce5

  • SHA256

    835a558aa56d87ef242c67e8e52ae44f56f4b50193af08d839437feb44137df4

  • SHA512

    971f9ac8ae500dce074ebf9e6b8f5b7d37bb94ebd88cfd552cb510770a0939c1795da9bb9b1e4ab3193e6ac8f249bf9a36b8597e20b15318a1871692ebe43a27

  • SSDEEP

    1536:a7ZyqaFAxTWH1++PJHJXA/OsIZfzc3/Q8zxY51lnls:enaypQSox51FO

Malware Config

Signatures

  • Renames multiple (3449) files with added filename extension

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

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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\835a558aa56d87ef242c67e8e52ae44f56f4b50193af08d839437feb44137df4.exe
    "C:\Users\Admin\AppData\Local\Temp\835a558aa56d87ef242c67e8e52ae44f56f4b50193af08d839437feb44137df4.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2100

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-4177215427-74451935-3209572229-1000\desktop.ini.tmp

    Filesize

    103KB

    MD5

    8109e94a6fa3615714644bdf83ba8410

    SHA1

    f48e003688d81e9fd4649e658abbccc2d155febe

    SHA256

    6fe288bedbb5504dc5552d27c7c938c820778a445b9b601164705e154614a7cd

    SHA512

    291ca03cd759c1aa6df315ba233346145d32abb4aca7bd87435ba7bd8766288edc2f7d086e80d84ae822e5025aa379064757c2442071f881c695039534330ca4

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

    Filesize

    112KB

    MD5

    c09e5b35e8ddb89be0878f5589c79514

    SHA1

    27436d2e0de5514566ce705e9c5f86af2315ea80

    SHA256

    7f7cc1c69db0e53f53a65f85a43aa560a0b9e888b94b8884ffbe4fd3ec736f0b

    SHA512

    b83ec0fdda8613ef7a4fd0c75841cfaf3acc2dbf09ed546e1d56b5639940dfc5b04bf26fedfca3c7232c9352c2b513f0611068dbfe245dc7889d86b7a839a489

  • memory/2100-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2100-62-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB