Analysis

  • max time kernel
    120s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-09-2024 07:14

General

  • Target

    6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe

  • Size

    75KB

  • MD5

    641526824f313b575d1950a899823530

  • SHA1

    d690e67faafba3255cb501f8e584e8089a2db580

  • SHA256

    6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfb

  • SHA512

    fe8a5831d241335df8b914e235a7c85d17089e60a802bfc1efc6087ce19508d569b4bc02b5bc0116914a456238515a28aff57605ed260ea9689e0c4872d490db

  • SSDEEP

    768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9iBT37CPKKdJJ1EXBwzE/:V7Zf/FAxTWoJJ7TiTW7JJ7Te

Malware Config

Signatures

  • Renames multiple (421) 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\6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe
    "C:\Users\Admin\AppData\Local\Temp\6f9e15becf83635c975f37ded656cb971ad8dfc169a5df71ebbff2ca3e621cfbN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2248

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-457978338-2990298471-2379561640-1000\desktop.ini.tmp

    Filesize

    76KB

    MD5

    b238cfd77221cded29ab064fed6f2cf8

    SHA1

    1fe7d0a2635707a8c65d21f4fc1cf35f128371a6

    SHA256

    b097c0f90fb3706a277fec60455fa4ea69e8b51e0a2a150822586081ff1bacca

    SHA512

    4a949d718e694b60b7cc070e709783d7c70a1ca13c0bca60beb4d83dc480d8b037233d3e8c4200e25f1bc7f20e582c8b96e1f364f34821317628317959c93ead

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

    Filesize

    85KB

    MD5

    722dd12cafb042265e369c890172da9b

    SHA1

    6f454e0fd192675d595c0312e233c2e642231d46

    SHA256

    a3490f4e6a8b486bac182bc66778e0133faeaf283354ea02dfdddacd5b466fef

    SHA512

    b0f22c647196e4aa4c0ee4bcbf3ec9622047fe47603a1ca1f5a6e00f00a27c6a05d7e55813b0e4f5a1fad01f749944a71c43b2c0bce58aa2d81a5bd5fa61ade2

  • memory/2248-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2248-26-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB