Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    11-06-2024 01:40

General

  • Target

    a9d097432514801c4f157ff93b2f855ea9b582594dd556d4b9404d0da395fb90.exe

  • Size

    85KB

  • MD5

    02b78a00c3b0e1fc1451c31e07dcde3d

  • SHA1

    cde2662b56b1a877897618b5f77dced2e0472f0d

  • SHA256

    a9d097432514801c4f157ff93b2f855ea9b582594dd556d4b9404d0da395fb90

  • SHA512

    4b0b1e1704843e2ec8882cd0c3e287c5057db1cd1381373a003169cc3b5a357f7636c0b3d12ae0987bd0d756249b3915b43a3367998a8f562beff291b475edf9

  • SSDEEP

    1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8asUsTq5q9BVI2Id+W+o:fnyiQSohsUsWU9BK3R

Score
9/10

Malware Config

Signatures

  • Renames multiple (3707) 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\a9d097432514801c4f157ff93b2f855ea9b582594dd556d4b9404d0da395fb90.exe
    "C:\Users\Admin\AppData\Local\Temp\a9d097432514801c4f157ff93b2f855ea9b582594dd556d4b9404d0da395fb90.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2460

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-481678230-3773327859-3495911762-1000\desktop.ini.tmp

    Filesize

    86KB

    MD5

    0b4c9dec7d09f42dfc7f070f1de6bed0

    SHA1

    cf9100daac76b4076f232bfbb74e49b43950e47e

    SHA256

    a05d45ba1d60f17ff72bb858c9c1f4c85eacfffd446d193a592e0af1ddc9496c

    SHA512

    dcbbaf93c9632c0606779fb1f63256af6955e197df84b8afc8125d0d0badc0ba25d394cff98c9996c94c958f73ff113b769da030d15210a01da235cee51f1455

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

    Filesize

    95KB

    MD5

    41035fdcbbadec33d1dedd9167af1467

    SHA1

    139a09479b11effecef6911b3e7ba356fa97d5b1

    SHA256

    f72f22033b5d4cb0b89f0fbe50b3a886785fa17d0df2c66bea09bee53fcd37bc

    SHA512

    36747cc10bdb5feedec4b7355bc75dfc2fd73b416045da37db41a7d9dfd4425e8d053b680386efbd8cae9d14199e8622850b8174aeb1e7cbebdf5823ad35f3e5

  • memory/2460-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2460-664-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB