Analysis

  • max time kernel
    120s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    27/09/2024, 18:08

General

  • Target

    61709ec5c7c876fd1b29fc1a4b0bf1b9af680de73d9ba72104819d90e8159c21N.exe

  • Size

    82KB

  • MD5

    f03f203896c26bfabbf67a76d711ac60

  • SHA1

    9ea26372b880223939b361d92ee1e765cea49ae2

  • SHA256

    61709ec5c7c876fd1b29fc1a4b0bf1b9af680de73d9ba72104819d90e8159c21

  • SHA512

    6b0b4bedf9653a76e613561eeca46de2b230811c6c9ecaf633859170d336fe1ebd94141986bd129f1ca76866800e2af0b597110257042e18fafcc14445d07120

  • SSDEEP

    1536:V7Zf/FAxTWoJJ7TJygTW7JJ7TJyduH9uH8:fny12kuduc

Malware Config

Signatures

  • Renames multiple (3267) 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\61709ec5c7c876fd1b29fc1a4b0bf1b9af680de73d9ba72104819d90e8159c21N.exe
    "C:\Users\Admin\AppData\Local\Temp\61709ec5c7c876fd1b29fc1a4b0bf1b9af680de73d9ba72104819d90e8159c21N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:1200

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2703099537-420551529-3771253338-1000\desktop.ini.tmp

    Filesize

    82KB

    MD5

    4d45abacb7bef948747de4ba16c5a84a

    SHA1

    e1a4eabf45d06434304e6d664ecc5fe031372e8f

    SHA256

    22d026e0d042c0557ef2cbd5e67c5e81727dd757be1ab512978729db8aebc62e

    SHA512

    706494f5bd10a7dbc341ffd5dcaead4418bafe680c92aaf2a06c990b63e031b96cdf81683eacfc1314bd8ccd1c8cc1553d6392e9a01489ee02d759afa3722a86

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

    Filesize

    91KB

    MD5

    252cdfb0edcde1e41cbdc439840e70ae

    SHA1

    3b111cb1e474afffdc8cf0b233c98ebecb1180d2

    SHA256

    fa44b20be559399f2145db2dc538cb830a9f68a6b049f135fb69ca4e1fdc2bf7

    SHA512

    df4b9d743a1769da94c53d3eaa855eec165dfb547d3793845f4d838ff5088af3d7855a9f62a7f15bc271cbd64c0f0a9cc080c20620d028f06a178090a245ec4e

  • memory/1200-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1200-74-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB