Overview

overview

9

Static

static

7

a408a7b90b...0N.exe

windows7-x64

9

a408a7b90b...0N.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    07/09/2024, 12:38

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General

  • Target

    a408a7b90bc46bf2c2d96c981dea4750N.exe

  • Size

    63KB

  • MD5

    a408a7b90bc46bf2c2d96c981dea4750

  • SHA1

    bb9cf82ecd2e1dea15fed158de99076fc5393215

  • SHA256

    1953c3f7e007fdbb8f8cc0a76414030de5ee10c87a8a753d0ebd5c286d951b2e

  • SHA512

    c875b32fe0f049745f2967ce5d7b6224837963f734fed7580c6e49c146ba347c362ad595e8a02ad7ddeb63d8d48e58c82196898b3b09f81716e2d105c49734df

  • SSDEEP

    1536:CTWn1++PJHJXA/OsIZfzc3/Q8IZTuym3mym3M:KQSo7Zu363M

Score
9/10
discoveryransomwareupx

Malware Config

Signatures

  • Renames multiple (2821) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • 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.

    discovery

Processes

  • C:\Users\Admin\AppData\Local\Temp\a408a7b90bc46bf2c2d96c981dea4750N.exe
    "C:\Users\Admin\AppData\Local\Temp\a408a7b90bc46bf2c2d96c981dea4750N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2660

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\$Recycle.Bin\S-1-5-21-2703099537-420551529-3771253338-1000\desktop.ini.tmp
          Filesize

          63KB

          MD5

          fd6f80aee300e0677f71ef53810e2e72

          SHA1

          f19325f1ba0417ad0daf8a70929bf6256ae92700

          SHA256

          0269bdf250cfeb333f4da29f48b90a6f6fa901535bad82506caae2beca177331

          SHA512

          212a1c9c9cc5166b6feea75cc8b95f18e1a48091e970a5f1b0c404df7ae87ad08d595b7c17d5158df740b27fc21fe1018e466bceef8818fd89dce2820682fd38

          Download Submit

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

          72KB

          MD5

          650b69c8afce6d841e8780c5027cfdb3

          SHA1

          7292b9d59dc8e43f91635d28582da7bed8b0eac7

          SHA256

          8ae013ec30af86fadf96b08608aa8c0bc71b6e75b09a267ea09e530975f790ee

          SHA512

          8d97cc9985c5692a1fd960637a8c8607e55f46064d1f904993d21e2e6a22e9fb5d07e080e910504421963e2475af2bb92479162ff4f4844333eb3c7030f7c16a

          Download Submit

        • memory/2660-0-0x0000000000400000-0x000000000040A000-memory.dmp

          Filesize

          40KB

          Download

        • memory/2660-64-0x0000000000400000-0x000000000040A000-memory.dmp

          Filesize

          40KB

          Download