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Analysis

  • max time kernel
    120s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/09/2024, 03:54

General

  • Target

    77743c73980c15d1229a8ad3914f70d0N.exe

  • Size

    50KB

  • MD5

    77743c73980c15d1229a8ad3914f70d0

  • SHA1

    a41292ef8455b3a44a9926a60d9ec0129ef63a77

  • SHA256

    c6c5e016dc6e7a2da2632ed55fafac6e2b23e2a5a24f2d7d5912f273f0c901cc

  • SHA512

    7e69804b8d4cb2ed0a44ba175914ba84cdda6cfa4ce172b5017d3c3a40aaa84b8c2bef2db9ec18339327b8aa3ca0af22ab3b249ca4d483eecb2a9bae60903b00

  • SSDEEP

    1536:W7ZppApBULcfpHLcfpyDoAQeLeAeLeJ0z:6pWpBwchcwDO

Score
9/10

Malware Config

Signatures

  • Renames multiple (4677) files with added filename extension

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

  • 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\77743c73980c15d1229a8ad3914f70d0N.exe
    "C:\Users\Admin\AppData\Local\Temp\77743c73980c15d1229a8ad3914f70d0N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:3492

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2718105630-359604950-2820636825-1000\desktop.ini.tmp

    Filesize

    50KB

    MD5

    b1e86bc269add8ae59ecba4b33ee4125

    SHA1

    7c3154fbde1dfe94e95d3637946f5a9bbb346b20

    SHA256

    26a41037a00ec8ad04994538f5b4b32c62b37e2ee4eb384b5f948017597931c6

    SHA512

    659414550449097a1417a30301db57a21f10be76c7926c3cd9368021fad83ac44fe025ada99a25d37b44f4356e2d583e112dcac202be30f5ffc5d20a1883730b

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

    Filesize

    149KB

    MD5

    08d4655dbc07896857e36610f9dae97d

    SHA1

    82f9faec49bea3c91646ba24df0657c6b9b02351

    SHA256

    c2bda699335f805f7d27632fba6a6ee4d16f296b51069eb26b64d37d8cad9ece

    SHA512

    6420100c0ca538cfb624c1fd33a9aefe41a968ed82f482c03aebf741020668cc07a4329dfee838ee26f2fe36c747771b9ab79a179b25b56750058b1481853bee