Analysis

  • max time kernel
    152s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/06/2024, 01:03

General

  • Target

    a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe

  • Size

    77KB

  • MD5

    0007ecc1ec3c771ae7aad3f1eaa1f3c3

  • SHA1

    7be1cad50dedbde4ed8dd329b197fc19b1d60f83

  • SHA256

    a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d

  • SHA512

    dbe2619ff74df1a2e8a7afea7f740c99abf83c7811739c4ecf319eda63e4233a12e5e9da249be14a691fd253403282ecf79cdd779f46bf35fe7597b1085e1e9b

  • SSDEEP

    1536:67Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8+:+nyiQSoV

Score
9/10

Malware Config

Signatures

  • Renames multiple (1214) files with added filename extension

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

  • UPX dump on OEP (original entry point) 4 IoCs
  • UPX packed file 4 IoCs

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

  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe
    "C:\Users\Admin\AppData\Local\Temp\a7de8deba0cdc4c591750a91d50db7d91e56e9dcb76e7013fea8ff1d2bd9ad3d.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2144
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4076 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2520

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\$Recycle.Bin\S-1-5-21-3808065738-1666277613-1125846146-1000\desktop.ini.tmp

            Filesize

            78KB

            MD5

            ce4a1d00b49f93d42b53650f0129772a

            SHA1

            25138c80b4cbaabbe973dfa1bf153c484967f063

            SHA256

            bf0cd7dee7c07a3a7731f08ff41f70623f2cdb71fe32ab5cec1c82fd484fd63b

            SHA512

            5d3fa8502650dbdbab94cfaa9c2cafb17251e998179c36b6a1d2abfa2099773219bcfab53d4e04dc05ed87175db19210ef35791e6e6deec42f71756bec137b86

          • C:\libsmartscreen.dll.tmp

            Filesize

            78KB

            MD5

            38baad27948e48fd0c0343731ccd0907

            SHA1

            6bfefac78426a99a8cd507222f6cad17963c8925

            SHA256

            ac666bfce9c3f6cab1ea2a2b53048ef0558e17843b6be3bdb87acfabe566b7d5

            SHA512

            2c105ff870ae9759b50d85a336fcfd84bd26540195dbf297ee1aebee3cbf5c9640233d14161cda182086cb77d46902b694d5436ee8bdd5c3b2aec75aa21fa5be

          • memory/2144-0-0x0000000000400000-0x000000000040B000-memory.dmp

            Filesize

            44KB

          • memory/2144-398-0x0000000000400000-0x000000000040B000-memory.dmp

            Filesize

            44KB