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Analysis

  • max time kernel
    120s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/09/2024, 15:17

General

  • Target

    61c0f8e3b8f52b25b53124606379b77f0abfc8531ea93baa483782d3ad035665N.exe

  • Size

    85KB

  • MD5

    a6df750a9e496a7bcd7de8e146d6ddd0

  • SHA1

    10453f508a6cb66f2d991c4d25cdeff353b481c7

  • SHA256

    61c0f8e3b8f52b25b53124606379b77f0abfc8531ea93baa483782d3ad035665

  • SHA512

    7a9d61bdd773a28c195fbd72c02ff8dac73e26c36b16f6c95170323156ecfda257b295159133e923de0f8d53d5744ec13204a43c5a2eb68e69d1a83ddc009230

  • SSDEEP

    1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxY5+XI:fnyiQSox5+XI

Malware Config

Signatures

  • Renames multiple (4386) 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\61c0f8e3b8f52b25b53124606379b77f0abfc8531ea93baa483782d3ad035665N.exe
    "C:\Users\Admin\AppData\Local\Temp\61c0f8e3b8f52b25b53124606379b77f0abfc8531ea93baa483782d3ad035665N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2188

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-945322488-2060912225-3527527000-1000\desktop.ini.tmp

    Filesize

    85KB

    MD5

    559fe6619e28380a8ea0fbeebf6d7d07

    SHA1

    a552e8ea308eea2ac23f925a6ecc9a02b6f84345

    SHA256

    3bb79bfb4f575579b11686edcac922fa197a52c5a810ff2c632c69dd6a1489cb

    SHA512

    399c51423a34c42c3cd5b46f53b1a9f7634b7c3d2f8304b6634f03de8522dae506032da6555e35730fc85c481c9fb13080507748417175e5d221312d9e76338f

  • C:\Program Files\7-Zip\7-zip.dll.tmp

    Filesize

    184KB

    MD5

    8a396b5c8ec05dddce99498d90391bc6

    SHA1

    52eec687e75d5b054eef499d815afacc161f5989

    SHA256

    97093c737b192b404911c9919ba1063a1dac1fb4e00248c659a5966bdcad61ce

    SHA512

    4f8c3c50899a76981c92a702f065c265e578c6e0a2ee02305a32ee1abb03a81aac95ae2dcc1e929adfb166ae895ab0da0e3635ce1e14c1afe557efbd50d4301b

  • memory/2188-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2188-802-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB