Analysis

  • max time kernel
    120s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    26-07-2024 22:45

General

  • Target

    6442acd1b6e7948c1d815cbaf884fa30N.exe

  • Size

    56KB

  • MD5

    6442acd1b6e7948c1d815cbaf884fa30

  • SHA1

    3b9071f95703a76a91df17c1ae8721545cb3054b

  • SHA256

    9ad7c2ba6208aaceb177fccedaaf050fba8f3593a603c99cd74cecff538b542a

  • SHA512

    8e63032411cfdbc4b5d109c5ad4fab951e2f36e7be21572e96423124b60f8c651f889cde960a1b3ff0e9a8ac77026a24ffcd64928a1e6c422158c9b554a2c132

  • SSDEEP

    768:V7Blpf/FAK65euBT37CPKKQSjyJJTU3U2la3F53F5CxHfT1bmRmv6RFW1PF8xA/U:V7Zf/FAxTWoJJTU3URz5Uif

Malware Config

Signatures

  • Renames multiple (2840) 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\6442acd1b6e7948c1d815cbaf884fa30N.exe
    "C:\Users\Admin\AppData\Local\Temp\6442acd1b6e7948c1d815cbaf884fa30N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2204

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1506706701-1246725540-2219210854-1000\desktop.ini.tmp

    Filesize

    56KB

    MD5

    5e56d8115c4d0caf3e11ebd3defc12e9

    SHA1

    2107d69248f63547096cbad83c1e5e61c8fc060b

    SHA256

    da697cae95f9c65c356500f908fd26f893015bb41fc1421ad493f2b82d24d0c4

    SHA512

    67b08f4f1c073d839dd7034f8790c7906baefea3fd416199ef900f1ce6ad60990108d8e35031cdeaee20e716d65219cf24ad15f6ad3eeed3099f5d3e41fd13bf

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

    Filesize

    65KB

    MD5

    bbb0a637fdfeafa224bae8e21e4692a2

    SHA1

    6e33a891d4684cdb48eab6031c04696b7fa74600

    SHA256

    aa0707c77a2900fd0d826364725dc87714423771470265c908f331448d691666

    SHA512

    24d8efdabe24278f06b8ff2bba04c8839b82d40fd802cdcac65c649c20075e991e7964cfd6740af9d9f922420076887249fc7e00b71bf26adda4b63eb78a80e0

  • memory/2204-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2204-386-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB