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Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    27/05/2024, 01:34

General

  • Target

    2024-05-27_bfb08bb79d09bcf158ab19690b299dde_floxif_mafia.exe

  • Size

    2.6MB

  • MD5

    bfb08bb79d09bcf158ab19690b299dde

  • SHA1

    18927619b000ad8f0d35da573aeeb3dc7ecdbfdc

  • SHA256

    911650ec348e4e9147c5c98a17b81094114649c60bac5234123ccae911c0c2b2

  • SHA512

    4f2da7db2115f40a5e5266eda5e511dd9daebd5ba7efec74fba8d70aa7349c46448e166b2ec90af1a20116c77aad82e37f4992d57487956937aa590dca72dee5

  • SSDEEP

    49152:IIVzT3E98xaErWS/zggX1zY0jg7VbOQDy8WhK++jJ9/jEfTBRPx7WdWhyjvijvi0:lJVxHWS/zggXC087sQDy8WhK++jJcTBn

Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 3 IoCs
  • Modifies AppInit DLL entries 2 TTPs
  • 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.

  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-05-27_bfb08bb79d09bcf158ab19690b299dde_floxif_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-27_bfb08bb79d09bcf158ab19690b299dde_floxif_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1972

Network

MITRE ATT&CK Enterprise v15

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/1972-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1972-12-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1972-10-0x0000000000900000-0x0000000000B8A000-memory.dmp

    Filesize

    2.5MB