Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    08/05/2024, 18:35

General

  • Target

    2024-05-08_bab0c79c946769f2fe4283629d825e2b_avoslocker_floxif.exe

  • Size

    1009KB

  • MD5

    bab0c79c946769f2fe4283629d825e2b

  • SHA1

    559e6368ddac8a5f15350891a1ee24f14d17d321

  • SHA256

    e682a16a29ecb2c2204d1a49733882f350bcf8aec1557bad5334206042cf3bc1

  • SHA512

    208e15e452021cbf2d3998f11edf315f7c910f48f6c15b266a7465933755a8ec37fbe24083a083c7acb4230fc8967e4c6df0e878d2ecdab5bafcd31c30292074

  • SSDEEP

    24576:+NbP+i822rvtMR82UumYYmyUXWmfy7NW6h5WKg8QT6cBrEH7Fn:+5+j6+2UumYYmyoWmfy5W6OKgQcS

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\2024-05-08_bab0c79c946769f2fe4283629d825e2b_avoslocker_floxif.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-08_bab0c79c946769f2fe4283629d825e2b_avoslocker_floxif.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2284

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/2284-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2284-8-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2284-6-0x0000000000380000-0x000000000046B000-memory.dmp

    Filesize

    940KB