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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/06/2024, 23:28

General

  • Target

    879c332e797b8d15bb911b5b42f285366235ad53d0640bcd23a34a7b5bf12cde.exe

  • Size

    49KB

  • MD5

    21bdeb00fa97428d671d8d05031ad2ef

  • SHA1

    bc06ee67d547cd7f15765c00e0d96b3a9a2a842e

  • SHA256

    879c332e797b8d15bb911b5b42f285366235ad53d0640bcd23a34a7b5bf12cde

  • SHA512

    724b99b37fcef3445fd2403fae6eb4f8a0464bd7bf3f34904d8a5df27d071f7602e9cf7305d75356f3150fdf517e093466a71a3dc9529d834011ad0f8dc80ea7

  • SSDEEP

    768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAFz3:CTWn1++PJHJXA/OsIZfzc3/Q8zx9

Score
9/10

Malware Config

Signatures

  • Renames multiple (5033) 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\879c332e797b8d15bb911b5b42f285366235ad53d0640bcd23a34a7b5bf12cde.exe
    "C:\Users\Admin\AppData\Local\Temp\879c332e797b8d15bb911b5b42f285366235ad53d0640bcd23a34a7b5bf12cde.exe"
    1⤵
    • Drops file in Program Files directory
    PID:3672

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3558294865-3673844354-2255444939-1000\desktop.ini.tmp

    Filesize

    49KB

    MD5

    b71bbad1ed0ab074d79ecaa7bd432d27

    SHA1

    e2679fa1169841aba51ae06756e0ad3a7bbc9405

    SHA256

    d662b10a1e0c7538075b51169b13613b3fc83775404c1953b9d0ddfee2325943

    SHA512

    6e109be12e61f40cfa29fe17ba72e63fa0f7c876c817f2c34eae9e7dd651da40bda672f8135d3e6d841ea0fab7330dbae3c7f24969dbc0de914250c0cdcc6bc6

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

    Filesize

    148KB

    MD5

    5885539af239569bbc6f2ca99abe48ca

    SHA1

    9cb9090160cb086413eb8d714a5cebd78631ad59

    SHA256

    ec89fc33f7e51bd2122a4c512b365a60a3120f8ca218335ec2559b3a7837370c

    SHA512

    3075b5d4214c92a791a804227925bbf6b053b29e7bb4b4d27ed49e751c6410edfc7873d0a9ed0f86446b017f51b08b0c5e3e2adef23cd70a337887ad73d8810c

  • memory/3672-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/3672-1022-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB