Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    20/04/2024, 23:21

General

  • Target

    71c1f9f933f4d5646695f5ef2ea079f7f5c03d2660d435e2ee8fbaf8dde7bbea.exe

  • Size

    68KB

  • MD5

    ac471880f51c265ff9857fd6b08923d7

  • SHA1

    1fbb3321ff19fc6db0b1c4e72756aebfc69783a4

  • SHA256

    71c1f9f933f4d5646695f5ef2ea079f7f5c03d2660d435e2ee8fbaf8dde7bbea

  • SHA512

    8d7c6abed7400f9a43dbad2eb2931657c0f6e4584cf52e64ad34ce2b4faeb6965bd3295d3624ec7487a98a9c90f2a0da84797c32a52f959d905d3e5327252c5d

  • SSDEEP

    1536:W7ZppApUFpEhLfyBtPf50FWkFpPDze/qFsxEhLfyBtPf50FWkFpPDze/qFsAcEhs:6pWpUFpEhLfyBtPf50FWkFpPDze/qFs5

Score
9/10

Malware Config

Signatures

  • Renames multiple (3581) 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\71c1f9f933f4d5646695f5ef2ea079f7f5c03d2660d435e2ee8fbaf8dde7bbea.exe
    "C:\Users\Admin\AppData\Local\Temp\71c1f9f933f4d5646695f5ef2ea079f7f5c03d2660d435e2ee8fbaf8dde7bbea.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2372

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3627615824-4061627003-3019543961-1000\desktop.ini.tmp

    Filesize

    68KB

    MD5

    11410c81f20f1e98d4d3f8781e652a32

    SHA1

    75fb4698e39cc67484035fcda26f9cb7f1147756

    SHA256

    d3c8e854aa37c34161628dcd85e22e6711c541b0aac40a4f11737ffd42a5fc0b

    SHA512

    e7af4eb6599ffacfeb7af8e0183f81e6de1d185567f52baddedc95bc1a293869cab6f354bb89ece9167b33572478c42b30298f21c325fb26778acb7f3b0dd292

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

    Filesize

    77KB

    MD5

    47efb7d6d6642842bc660e1cbedf5efe

    SHA1

    98fb4e506f8a52ae57208e259726098e2711e7bf

    SHA256

    44aaa135e42c9018b66970e35365caeaf2ce933b52da730e72bc8f7e8dd1a96e

    SHA512

    8fa1737ca094bbaee92d33225a0668856512391e81ea54a5803470eec15d907bded7bf7259f6e42c2ce4b220ec28d3d1c77da39d4d8907994b244dbd7009d184