Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-06-2024 23:32

General

  • Target

    765ca22f9dc37369f052941987ba20ae5c51b9409d6ed05cfa435f0b7ab0a697.exe

  • Size

    45KB

  • MD5

    08fa023a614800c5c2096b5b1827996b

  • SHA1

    54a7ccf761a1f0d79773289485d2f0452e496c9a

  • SHA256

    765ca22f9dc37369f052941987ba20ae5c51b9409d6ed05cfa435f0b7ab0a697

  • SHA512

    523e415ae8dba0f53cd7c3eefdb26796e1b521edc295b8f9834173a5385cd131932427b63f973c93adafdd66ea50801e5b7eac9af078cc43d5bafb5a9c809650

  • SSDEEP

    768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAFzb:CTWn1++PJHJXA/OsIZfzc3/Q8zxp

Score
9/10

Malware Config

Signatures

  • Renames multiple (5031) 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\765ca22f9dc37369f052941987ba20ae5c51b9409d6ed05cfa435f0b7ab0a697.exe
    "C:\Users\Admin\AppData\Local\Temp\765ca22f9dc37369f052941987ba20ae5c51b9409d6ed05cfa435f0b7ab0a697.exe"
    1⤵
    • Drops file in Program Files directory
    PID:4404

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-3571316656-3665257725-2415531812-1000\desktop.ini.tmp

    Filesize

    46KB

    MD5

    7c0896e869e4c6f91ac1a3af9632b504

    SHA1

    74ee7f9eff0cfd0e798e420fe17dcfee1d02d41e

    SHA256

    fb8598d2fc797e3813ff3f92ad1dbefcf0f260897c64eb36e233f0972ee679a6

    SHA512

    28c23b2b1ca5d4c822113b97416405d569e00e7566dba03d848d25f11ba7e80813ff2a42e80fa1bab4b79f1de1a9ba415865bd7efeb2ae0fe1b22864ed66e1c5

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

    Filesize

    144KB

    MD5

    4f944e35f62d93255a6122b6c48db9c0

    SHA1

    61c1f399b45e491559e7505b9fedaf8b4129eb99

    SHA256

    c639f001bbfe86ee1c3c7376b4fa6a12699cb869fa93166f278986fceabb300f

    SHA512

    352a0dca192e7b2459bf598eb422f06d8d2c9098b7ebe22ada658134ea0fc0c26d3ad2f1f57931c8220b2d0ccd4d2963507055694f1aecd2de198977e4134fc7

  • memory/4404-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/4404-1086-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB