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Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20/10/2024, 21:26

General

  • Target

    45a78ea81ce9c06148c7f576b3ea0103fc5f51b20c4b656a322c83c6d2cf4106.exe

  • Size

    19KB

  • MD5

    1053b691e6697f04c3463316b0d0c118

  • SHA1

    0990121c132b8042f2cd6ca172580c9ff901c6d1

  • SHA256

    45a78ea81ce9c06148c7f576b3ea0103fc5f51b20c4b656a322c83c6d2cf4106

  • SHA512

    ccf954a2357f16280a7986ee2a1ec7ca8b60e3739499c5d2ae43689043c8a88f846b095c4e0e9d277de2403dcc01f75a3abed76917cf4609d7dd7d7834766c31

  • SSDEEP

    384:QOlIBXDaU7CPKK0TIhfJJcbQbf1Oti1JGBQOOiQJhAT17JM:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJl

Malware Config

Signatures

  • Renames multiple (4121) 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\45a78ea81ce9c06148c7f576b3ea0103fc5f51b20c4b656a322c83c6d2cf4106.exe
    "C:\Users\Admin\AppData\Local\Temp\45a78ea81ce9c06148c7f576b3ea0103fc5f51b20c4b656a322c83c6d2cf4106.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1846800975-3917212583-2893086201-1000\desktop.ini.tmp

    Filesize

    19KB

    MD5

    62b0e959897558e6df2f1d03401bb2f4

    SHA1

    afaa3bb6a9ab04a33c67012da6ef1409f606d64b

    SHA256

    33d17ea8926c8246612fa9a7c054036ca09726c3061c35557b10da15a8c4b95f

    SHA512

    b40fd25ae71d2eb96937183988910eb4280d0feee4585b6cf3271f4176a5d112b06e6d889d968506b7de0c7d9ab3b58137d13d572d4ee008ca55c1ddb046a16e

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

    Filesize

    28KB

    MD5

    ffe181ea77bae4b94ecf805c08fb780d

    SHA1

    3645c1d984235e59059637c63f4af92e4310c478

    SHA256

    f96805f23ceb4a09edc612c939f6ad33a49c1fd789f371cf112e100ca1acb0cb

    SHA512

    698d7ddfbd9dc660d0b706601f65a90fd8232b9b0d6b36e31c4f0d05b68187365718594440878eda39bc65fad9c5204f84e815628d67d5f354cbee89d3c81c6e

  • memory/2748-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2748-69-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB