Analysis

  • max time kernel
    148s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05/10/2024, 19:25

General

  • Target

    8278a4f01bd281ad207ce003ee1c53398c95c1b52ebe29dde3c90b24d6767794.exe

  • Size

    57KB

  • MD5

    32eb6838ac2a52d3e4a34392461bf12e

  • SHA1

    e593585f06083e56f282e478759145b98be61c3e

  • SHA256

    8278a4f01bd281ad207ce003ee1c53398c95c1b52ebe29dde3c90b24d6767794

  • SHA512

    701559e785742e5bd7befb999dde7c5b872be523a8bff26e12b29494331105cd41a66e77ae708895b6163f9dc70ebd56c3fec1ec5b0062811eb0395e4a115a41

  • SSDEEP

    768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAFIB:CTWn1++PJHJXA/OsIZfzc3/Q8IZTr

Malware Config

Signatures

  • Renames multiple (1023) 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
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\8278a4f01bd281ad207ce003ee1c53398c95c1b52ebe29dde3c90b24d6767794.exe
    "C:\Users\Admin\AppData\Local\Temp\8278a4f01bd281ad207ce003ee1c53398c95c1b52ebe29dde3c90b24d6767794.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:1756

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\$Recycle.Bin\S-1-5-21-457978338-2990298471-2379561640-1000\desktop.ini.tmp

          Filesize

          57KB

          MD5

          1a3ee467c0fbe0cc99553ce3c015992b

          SHA1

          5e9723973a4cc52d9efc0111bcfc6d502380ade7

          SHA256

          8d72b47091f5bbc98e5a60a0615652c7763e20dae1f9359b5c402cb1d2e99b07

          SHA512

          32d60f8c462f7cca4374d312168c853db88f2daf68a70030ac3b9dc5c71acbaff39f7b3db70a135c970ae4e61fd82ea3ee5026e1df046185ff60f07a908765b2

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

          Filesize

          66KB

          MD5

          e4c72d8942958f622651a31c2632c267

          SHA1

          c0800a22b0e6514ec2cda7b92e5f88224b99051c

          SHA256

          8397e214d882cf6ddb0faf6dc63e6db52023c8e4632c5128019a0cf630c3085e

          SHA512

          f9ef405605fad776c9bca49989c6e9cc1395354737546535fa16855a2a0efd794af504bc2d2472a518c085ed70884c4e99df797d63a8dc62935ea5a460b031bf

        • memory/1756-0-0x0000000000400000-0x000000000040A000-memory.dmp

          Filesize

          40KB

        • memory/1756-26-0x0000000000400000-0x000000000040A000-memory.dmp

          Filesize

          40KB