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Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    16/10/2024, 04:11

General

  • Target

    a22a00f20241bce38b3ebf765bbd63b2e88b9bedc21f848f4117dcd76b58a022N.exe

  • Size

    38KB

  • MD5

    91f5c514f76e87a591dc6f6616db8a50

  • SHA1

    5695a4aee8714beff15fde04e3c526db6f178be0

  • SHA256

    a22a00f20241bce38b3ebf765bbd63b2e88b9bedc21f848f4117dcd76b58a022

  • SHA512

    7635829f56f8ef61e43a0462769ce84800bbbdaea7ce06e4b1d51b0be92fb9a45bf02b7ed030f157875db0c562b9fb3c404608b65161a1ad7ac481c8c1e2337d

  • SSDEEP

    768:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJhATBHfBo8o3PIJ99J9v:CTW7JJZENTBHfiPIJ99J9v

Malware Config

Signatures

  • Renames multiple (4093) 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\a22a00f20241bce38b3ebf765bbd63b2e88b9bedc21f848f4117dcd76b58a022N.exe
    "C:\Users\Admin\AppData\Local\Temp\a22a00f20241bce38b3ebf765bbd63b2e88b9bedc21f848f4117dcd76b58a022N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2120

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3551809350-4263495960-1443967649-1000\desktop.ini.tmp

    Filesize

    38KB

    MD5

    85e0c980bb16d7cacf5a3f196d21d5bc

    SHA1

    ef292b1974f3f60f92e9ece373be4290bf6e128f

    SHA256

    2cb6975f8cd6af8913cfc4d64b53a3e1f53c0aa502f4284e6c0c11347ac3c0ad

    SHA512

    16c6ce40bae1553de84be069b55826b3e674096d4dd65fa2e64666369a672b749bf9069757e8f62ff8642eb78fa336343debf8260cde028f15838cbae2160989

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

    Filesize

    47KB

    MD5

    24d119ba971f596d89c2b9e30da60632

    SHA1

    f21d46ae56d2651fee1c5713aa0411a38cff29bc

    SHA256

    6428f0f079bd36fd3e0f0a6ec13e0651d2992a3018450e0d835ec78591619c6f

    SHA512

    ed11c36d493d075b2765f4b1a70e2745b86b5b37764a7551b16d3ed955902968db40dbd1941fd1a8f22137b52a513e1db7d405566420edb04a7037f13d58cfce

  • memory/2120-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2120-75-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB