Analysis

  • max time kernel
    119s
  • max time network
    97s
  • 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, 19:48

General

  • Target

    408d72d193996c83e543b7243c0579d562a1e42ebfbfeb683c2348265d9b7de0N.exe

  • Size

    40KB

  • MD5

    888c30056a580894075333fbdc4f1f10

  • SHA1

    f2aa50e0d7219fd7a57a4155231eb9eadb086807

  • SHA256

    408d72d193996c83e543b7243c0579d562a1e42ebfbfeb683c2348265d9b7de0

  • SHA512

    f5548837d27d5208f93c06a5ef421c55f4c6444bce82be6628be9db143a96cebd61f85d0cf758bd33e17aef696f17af1f038d0306fcfdda5ff2b95d3968c2f2e

  • SSDEEP

    768:kBT37CPKKdJJ1EXBwzEXBwdcMcI9Hx3R9pi1xOR9pi1xy:CTW7JJ7Th9ko9k2

Malware Config

Signatures

  • Renames multiple (4658) 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\408d72d193996c83e543b7243c0579d562a1e42ebfbfeb683c2348265d9b7de0N.exe
    "C:\Users\Admin\AppData\Local\Temp\408d72d193996c83e543b7243c0579d562a1e42ebfbfeb683c2348265d9b7de0N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:4440

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\$Recycle.Bin\S-1-5-21-786284298-625481688-3210388970-1000\desktop.ini.tmp

          Filesize

          40KB

          MD5

          4198cefb79f64321d0ceaded860d198e

          SHA1

          935df28494dea4e2fffe444e82d1dd66564ebaa7

          SHA256

          69d83493e1d99eab758a70e6506f3eb8d54b3d9db6e135927dc24b1bc0046934

          SHA512

          3b1a4c58f802c93dcb1e20f8ddcc4fa6a33021599f4dfd139796350915900c2ce65b4866e626a1c696e57694730af7430553ef185f086e69dd8f57a665b48271

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

          Filesize

          139KB

          MD5

          1b54db2a98821d87bcb66549a9bf0766

          SHA1

          b93feea5d82fdf903612016ea4512aeeb87047cb

          SHA256

          4eb7d7f8fed959180599a46af7618a84392bacf086b3b597787e18f5e7b29b33

          SHA512

          7c11c731ac44b4dbf1fad94520666388911e106691b3f88387d82a54228844ffbda7da421eec92a026e46263c0ad29983088c9bb427206f6e25f798eee4b9151

        • memory/4440-0-0x0000000000400000-0x000000000040A000-memory.dmp

          Filesize

          40KB

        • memory/4440-944-0x0000000000400000-0x000000000040A000-memory.dmp

          Filesize

          40KB