Analysis

  • max time kernel
    150s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2024, 12:25

General

  • Target

    99a4a857a2d175e3973404ca2efaa6addda5d353c88cc081e9266e12b9b9d214.exe

  • Size

    60KB

  • MD5

    5ff19500ea2a6f8c323552c5bcc3f073

  • SHA1

    f7138b668ade31bb343e25ec84de3844cce9d4e5

  • SHA256

    99a4a857a2d175e3973404ca2efaa6addda5d353c88cc081e9266e12b9b9d214

  • SHA512

    b024266407e1043505c0bf726c384bcd73427de88d5e328d507d0d02baa25504b851da3eda000f5075209464a96813a77fea8fbde598d7f48b415066ee97a28e

  • SSDEEP

    1536:W7ZrpApojswv0EhLfyBtPf50FWkFpPDze/qFsxEhLfyBtPf50FWkFpPDze/qFs5j:6rWpcsHEhLfyBtPf50FWkFpPDze/qFsL

Score
9/10

Malware Config

Signatures

  • Renames multiple (5195) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • 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\99a4a857a2d175e3973404ca2efaa6addda5d353c88cc081e9266e12b9b9d214.exe
    "C:\Users\Admin\AppData\Local\Temp\99a4a857a2d175e3973404ca2efaa6addda5d353c88cc081e9266e12b9b9d214.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2032

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    60KB

    MD5

    9940b6e3fd1577d75f9793f1e9c968d6

    SHA1

    da7212af1cf999afb3497854bd2ddca683068dbd

    SHA256

    e6d1a9690a5313c41a19f9a3d432420bbe9d9df3d9e91a78e5e8c541518ec34b

    SHA512

    d6cfae80e942f2ae83ec8b9df08cdb99c66bfeda6748de526b32f8bd9b8220c2845382b5110cbc962f34799548be916e50bef8168b39811919a0a1e82964ce71

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

    Filesize

    159KB

    MD5

    0ed7f280730a2db4759e503ab868f159

    SHA1

    ffc5e1a1c35e7864483b18994c18f7a975f0ae44

    SHA256

    985bef9e20233179c45cc0dd2552c9f42019885b09fbb77f81a016fab33681b8

    SHA512

    7e3fc432c02db3d54aa37ef0ba0b6febf2827333b5c559cb156ba75c91fe826267fce768fa24be4ee3a387c665277171237b53070571bd19ddb766c1a4411884