Analysis

  • max time kernel
    150s
  • 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, 06:00

General

  • Target

    a078ba59b40e024cd13ec3ad36fe0ebd7d283ac6616a51683123ad89aaddeaa5N.exe

  • Size

    37KB

  • MD5

    8854f508c0dac8ef9fd887d5c971af10

  • SHA1

    fda2ed40a0f854235ae847a28b7a642d5f1b983b

  • SHA256

    a078ba59b40e024cd13ec3ad36fe0ebd7d283ac6616a51683123ad89aaddeaa5

  • SHA512

    24b29e35033ae8ba0bc6b7f7ca56a953372651a2be6025ad244bc4a49b5f402e521d86b69f5fffd3357f730a2b1dda0fd4c225c02eab0bbacdc6eb4edecbef46

  • SSDEEP

    768:kBT37CPKKdJJ1EXBwzEXBwdcMcI9HxZgigB:CTW7JJ7TixB

Malware Config

Signatures

  • Renames multiple (5324) 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\a078ba59b40e024cd13ec3ad36fe0ebd7d283ac6616a51683123ad89aaddeaa5N.exe
    "C:\Users\Admin\AppData\Local\Temp\a078ba59b40e024cd13ec3ad36fe0ebd7d283ac6616a51683123ad89aaddeaa5N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-4182098368-2521458979-3782681353-1000\desktop.ini.tmp

    Filesize

    37KB

    MD5

    36d0851208bc5ae44163833cf045ad7c

    SHA1

    e1e57530273bc2d7fd8e3529b083ea7c6c9c82c3

    SHA256

    2240c0fbce329085abcab15dc0e69b11e1a68635ffb8c1da179c8d89dd85166b

    SHA512

    394afb920f622311ec53218d71201657726ecf6f84b07cdde36051dbfc71b040553509148f8115e665ff9b83250f93105e1e212275e115c82325543ee9001668

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

    Filesize

    136KB

    MD5

    8b453e7591cbd90999d6a53997699e65

    SHA1

    7ed7293510017f47a702350bf9b0a0793477ef05

    SHA256

    c8dc20ea3578cbafc4db8c864a939cd8338c3ca919881639bfaad09a4cfaf365

    SHA512

    9f61c4b3c2c7eb5b4f91195a7d2754db7b4f1cb00c2205f7ff23d328396fd0776048a43bf6e6464250487e4c1803b6b3f457bab80539d3ff11bbe25aa5a3e8c9

  • memory/2916-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2916-925-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB