Analysis

  • max time kernel
    141s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-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 (4896) 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:3904

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\$Recycle.Bin\S-1-5-21-945322488-2060912225-3527527000-1000\desktop.ini.tmp

          Filesize

          57KB

          MD5

          fb8db64925e7df8dfea803ec1b89e41d

          SHA1

          63015681beebf66d00f74ba35fbd317aedbdde17

          SHA256

          e3bc2dfd0594a67e600b644a0c05c29aa72fd7fe6e164080a5b474dc9d4c5ae7

          SHA512

          993f2bfe4545952844459562a8512b1b89794d10fce0923dea113d856ab6ec7a20ebaaaa35bc5be3a9abf0838090fb46aee7791fc2a5a997838b10c3281301a9

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

          Filesize

          156KB

          MD5

          819cf373e5b6d393f4836cd7bd06adaf

          SHA1

          2f6c85e6d86c8c394e74d97e96d9136f3b15a8d6

          SHA256

          11b74b2cd2a26e2b6821f590eaa308baaad2128f3ed1df183e77263c36f0c210

          SHA512

          4a5c0cc2198b4ec593f100cddbabf0288d0cc887805737eb27a3ede2cb7ec6e27fa82521e1e5d980eaaefa6720128bd48c0cab1745de9687279d77de7b9c1abe

        • memory/3904-0-0x0000000000400000-0x000000000040A000-memory.dmp

          Filesize

          40KB

        • memory/3904-874-0x0000000000400000-0x000000000040A000-memory.dmp

          Filesize

          40KB