Analysis

  • max time kernel
    17s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    22-08-2024 00:35

General

  • Target

    2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe

  • Size

    13.0MB

  • MD5

    695cf0e0e64b17b5ffea0ca22b96cae6

  • SHA1

    d2bf378c63c629b578e812ecb5540f65074c29ca

  • SHA256

    9581deeb070f51498358ac575bd6ec57843dc31bc0d4b4be222866cd4a08ddef

  • SHA512

    745a271fc2ed962a32efee53545d5ad5f4cae19b1c653f1d651e8fb61cdab7de8663b1b9bdbe6333b8e780400a84c7fc60f1d5e442531e677adefb3a2655e013

  • SSDEEP

    196608:zB9nXin0GMbtHPQ6YHhATlZKvofOnn2ypPKibY3Qp66viN9ZQmV:zB9na0vbtHLEhATlZKwUn2kKZBl

Malware Config

Signatures

  • Banload

    Banload variants download malicious files, then install and execute the files.

  • Floxif, Floodfix

    Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.

  • Detects Floxif payload 1 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • 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 1 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.

  • Modifies registry class 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-08-22_695cf0e0e64b17b5ffea0ca22b96cae6_floxif_magniber.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2504

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2504-4-0x0000000000400000-0x0000000001E2F000-memory.dmp

    Filesize

    26.2MB

  • memory/2504-5-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2504-6-0x0000000001125000-0x0000000001126000-memory.dmp

    Filesize

    4KB

  • memory/2504-7-0x0000000005680000-0x0000000005880000-memory.dmp

    Filesize

    2.0MB

  • memory/2504-11-0x0000000005680000-0x0000000005880000-memory.dmp

    Filesize

    2.0MB

  • memory/2504-22-0x0000000000400000-0x0000000001E2F000-memory.dmp

    Filesize

    26.2MB

  • memory/2504-23-0x0000000000400000-0x0000000001E2F000-memory.dmp

    Filesize

    26.2MB

  • memory/2504-27-0x0000000000400000-0x0000000001E2F000-memory.dmp

    Filesize

    26.2MB

  • memory/2504-25-0x0000000000400000-0x0000000001E2F000-memory.dmp

    Filesize

    26.2MB

  • memory/2504-28-0x0000000000400000-0x0000000001E2F000-memory.dmp

    Filesize

    26.2MB

  • memory/2504-32-0x0000000005680000-0x0000000005880000-memory.dmp

    Filesize

    2.0MB

  • memory/2504-30-0x0000000000400000-0x0000000001E2F000-memory.dmp

    Filesize

    26.2MB

  • memory/2504-31-0x0000000000400000-0x0000000001E2F000-memory.dmp

    Filesize

    26.2MB

  • memory/2504-35-0x0000000005680000-0x0000000005880000-memory.dmp

    Filesize

    2.0MB

  • memory/2504-38-0x0000000005680000-0x0000000005880000-memory.dmp

    Filesize

    2.0MB

  • memory/2504-39-0x0000000000400000-0x0000000001E2F000-memory.dmp

    Filesize

    26.2MB

  • memory/2504-41-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB