Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    24-05-2024 23:44

General

  • Target

    7dfb560940ecdebeba13034105109deffff8d09fd601d71812ec3ac4d01987b5.exe

  • Size

    74KB

  • MD5

    36b3c238e42a23880057dce3935bc9d9

  • SHA1

    ae4f2a135510dffd89f0b5e87625eaff7dddbc82

  • SHA256

    7dfb560940ecdebeba13034105109deffff8d09fd601d71812ec3ac4d01987b5

  • SHA512

    c53905bdd3fc7a7e94952e2b94585651a8dc8c7d1c974f3b33a35a0ddc6eb440163507bb489fec04d935364323c8bdb6b2cf904760d56a9852716e763242edf8

  • SSDEEP

    1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8xJJMJJ2:fnyiQSo0

Score
9/10

Malware Config

Signatures

  • Renames multiple (3708) 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\7dfb560940ecdebeba13034105109deffff8d09fd601d71812ec3ac4d01987b5.exe
    "C:\Users\Admin\AppData\Local\Temp\7dfb560940ecdebeba13034105109deffff8d09fd601d71812ec3ac4d01987b5.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2976

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-268080393-3149932598-1824759070-1000\desktop.ini.tmp
    Filesize

    74KB

    MD5

    295c93a27d2cc11b794a7558a6ea56e7

    SHA1

    ce30c24a72fcbf1381e9d4fea94e2840fd6b255a

    SHA256

    c4781621e7347ab4c61fcdb3c9e66051cac83d05847947401eb3e35e71192173

    SHA512

    1ab09ba974891908d8f1599cdd5ab8342b5106b0a9864ee68b2d7f16997397f4c59424a60b812238f0ea3920c0719ec86dffc33413a2ba84460bcc30d0ec3be5

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

    83KB

    MD5

    ee34a9a32c8787c27c0c0383dc843b94

    SHA1

    bb109aa3772b30b2cb8d5b90403ffdb0fc457989

    SHA256

    d26c1a1a4c92cea79c5623febe5a3a7eeea7bc03fc38a90fee77719aac1f1e9f

    SHA512

    7660d49a59ad331d386d8893908e2f66841dfada0d32ebd0f8d7e52d84552cb703b65215a74cc0d8a175c84002a96670bc36a646dbabb1485b7aca620ab5060f

  • memory/2976-0-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2976-666-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB