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Analysis

  • max time kernel
    150s
  • max time network
    115s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/09/2024, 22:17

General

  • Target

    83e49d47a65aec441de6d0f6b55af323c08e484ec3bb26c3d37b4d04620635c0N.exe

  • Size

    104KB

  • MD5

    cd8a2dc7f9f74a91fc610fa861e1c7f0

  • SHA1

    b4420067ea0021a1ad7ac2927a7115f49839c31d

  • SHA256

    83e49d47a65aec441de6d0f6b55af323c08e484ec3bb26c3d37b4d04620635c0

  • SHA512

    3690b210210bcd7e23a3de3cf99a4e8718f44e51c3ab00792b208418ad93f36d141d2a91eaa1e2d61485d4b9a1aeecdb1186dfef487c527e24f18d4cdcca8c40

  • SSDEEP

    1536:V7Zf/FAxTWoJJZENTBTYhQmTW7JJZENTBTYhQGfQN/Nr:fny1tEuQFtEuQGfQN/Nr

Malware Config

Signatures

  • Renames multiple (5051) 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\83e49d47a65aec441de6d0f6b55af323c08e484ec3bb26c3d37b4d04620635c0N.exe
    "C:\Users\Admin\AppData\Local\Temp\83e49d47a65aec441de6d0f6b55af323c08e484ec3bb26c3d37b4d04620635c0N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:1580

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-786284298-625481688-3210388970-1000\desktop.ini.tmp

    Filesize

    104KB

    MD5

    e95bba6815d630799d614be756f4233d

    SHA1

    647a0b63905978cef239a174d0868698a3cd291b

    SHA256

    cb7390fe5216beabb16518006d91f373ba10300d28e5c4b547ea85b8905c4469

    SHA512

    0b6244afae2d32cb0a37a2fe93ade4b1f9a7e78e2d7cd9e7f9c727b0b5eff5eadf8ab9f7739bcd08b8974d6106fe934cf256fcce33baa7bcd74fb2bb7f02fd3b

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

    Filesize

    203KB

    MD5

    5c9c929581351805a112e90695dde257

    SHA1

    58b74869147c1a08746909da15692c2bf97bbf6e

    SHA256

    12b8a58036cf2a6edbf41b693e4b983ebdae19a7dc1f56c0b2d81b7bd312a9da

    SHA512

    1c82a086ca5cc45c59165a01fb8a1d10056d147a2fffa287a09770de379a9ca0d2431b73140e8101488a8f1e8b481eea3e4f7cc2bde1ff74151364e92fd3529b

  • memory/1580-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1580-910-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB