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Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/10/2024, 00:05

General

  • Target

    835a558aa56d87ef242c67e8e52ae44f56f4b50193af08d839437feb44137df4.exe

  • Size

    102KB

  • MD5

    2c31f3aad5d32b6e33c690916ab9afd0

  • SHA1

    6f74a694c3aa950e6f552166fa79cd07afbf5ce5

  • SHA256

    835a558aa56d87ef242c67e8e52ae44f56f4b50193af08d839437feb44137df4

  • SHA512

    971f9ac8ae500dce074ebf9e6b8f5b7d37bb94ebd88cfd552cb510770a0939c1795da9bb9b1e4ab3193e6ac8f249bf9a36b8597e20b15318a1871692ebe43a27

  • SSDEEP

    1536:a7ZyqaFAxTWH1++PJHJXA/OsIZfzc3/Q8zxY51lnls:enaypQSox51FO

Malware Config

Signatures

  • Renames multiple (4621) 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\835a558aa56d87ef242c67e8e52ae44f56f4b50193af08d839437feb44137df4.exe
    "C:\Users\Admin\AppData\Local\Temp\835a558aa56d87ef242c67e8e52ae44f56f4b50193af08d839437feb44137df4.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:4088

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-493223053-2004649691-1575712786-1000\desktop.ini.tmp

    Filesize

    103KB

    MD5

    08685577bdba9404de42c019616bbb77

    SHA1

    e7272afc20dcc4df965372d2e1e6309dc837bdeb

    SHA256

    27f8d357a7a2fa09e3e5920bdb9d58c58035621539c714b67f1da2a9c0efacdf

    SHA512

    122dd19a6ca1167ec04c984d33225a3e61c894902832ae4b105a59eed5d0add521022b4e79abbe3d433eef4e1241614d4a36dc2f783f0f13ec93a7bf407d8481

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

    Filesize

    202KB

    MD5

    caae663ca76a35b76c0d8fcc5db2e529

    SHA1

    bbce79a2f871ffdef3c3705c86ba8f8b5bc36e5d

    SHA256

    75e826760158105a4fbe5dc7a0734737bbd89709e3509ea4420baeab916555d0

    SHA512

    8b98b8d22020553fcf9670e00bac8e9db0a03bd9a81f8b2e42225f0031102381c2fbd6d44b636810ca605f10975bc403e08d97677a0427dfc4476ecc6de34b95

  • memory/4088-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4088-648-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB