Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    21-05-2024 15:26

General

  • Target

    2024-05-21_11fad03f489e0b1a48699173e045ca37_avoslocker_floxif.exe

  • Size

    1009KB

  • MD5

    11fad03f489e0b1a48699173e045ca37

  • SHA1

    b54316ddcab6f7e0c68a6e6864f44f3671808b7e

  • SHA256

    0d0d4138b7fec348e063480cb0bef03aecb17061d900df279f3a43d07b5d5ac2

  • SHA512

    2c2ab9d1a336c9ed09182d3633ddad832caa2c2af28a705cd5812bb6c17e609fb4e6c5f4a1373b9f9eb96013ba3f8a2597aad6edbea2219f58a496125fc55808

  • SSDEEP

    24576:+NbP+i822cvtMR82UumYYmyUGWmfy7NWlVeh5WKg8QT6cBrEH7C:+5+o6+2UumYYmypWmfy5WlVeOKgQcF

Score
9/10
upx

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 3 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-05-21_11fad03f489e0b1a48699173e045ca37_avoslocker_floxif.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-21_11fad03f489e0b1a48699173e045ca37_avoslocker_floxif.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    PID:1036

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Program Files\Common Files\System\symsrv.dll

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/1036-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1036-8-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1036-6-0x0000000000160000-0x000000000024B000-memory.dmp

    Filesize

    940KB