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Analysis

  • max time kernel
    150s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    16/10/2024, 04:42

General

  • Target

    c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe

  • Size

    48KB

  • MD5

    5001bd78bf98c2dfb6fb883d168076a6

  • SHA1

    95f54540ce8e1d13d87f7be404aa39808bd8077f

  • SHA256

    c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9

  • SHA512

    71e9068ce467be146aaf4708f495fa3eaf3373ee69a9d13081893f1c3af8ce64c23ebd32d9745bbef8dcc797293d478fe521b00b1ba99e9f5563b3988c26a29b

  • SSDEEP

    768:kBT37CPKKdJJ1EXBwzEXBwdcMcI9xj+N1J3DCl4N1J3DClal3l7lcl7lD:CTW7JJ7T/jQlilJ

Malware Config

Signatures

  • Renames multiple (1041) 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\c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe
    "C:\Users\Admin\AppData\Local\Temp\c51b909fa98e216faed878480a96c0f7da4e54a6c76a460076178a5cb9fe4ec9.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2820

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3692679935-4019334568-335155002-1000\desktop.ini.tmp

    Filesize

    48KB

    MD5

    275298eb865d313be2eb7e308a26731f

    SHA1

    9d824f77fe97cae1820856473e85a9709f9cbff9

    SHA256

    432b87ee873cb72aba64795b1aace57e35ec95e91e34273f6d6ff3195c437086

    SHA512

    5576e0d4634a12f658e895329106af72d215cc7ddeedbf057bb94c36a0695eabb34a8fc42c2c5ae7d7944458001d42c1a7091ce8ed19a0b4a178c262c779e0f8

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

    Filesize

    57KB

    MD5

    3f128fa9979cae7f7ba4c15a4af40802

    SHA1

    432308c6f2cd4d6c4be186b954a3fb0ad3b5f8da

    SHA256

    8882f310e6bb2c98912b665b53e5bbfd4afdedabe29b735a5e01c47a7ecef468

    SHA512

    b31470439c2bdeef5f48c2948c57cf84f0411364265d9a27515cfbc63df3b98f1ea505c910f00e7cea99a330a117fb820496f53593f799a0ebb0c091fdf575af

  • memory/2820-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2820-19-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB