Analysis

  • max time kernel
    93s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    16-09-2024 15:22

General

  • Target

    2024-09-16_163197198eea18070d76eb4a5d06494b_floxif_magniber.exe

  • Size

    4.7MB

  • MD5

    163197198eea18070d76eb4a5d06494b

  • SHA1

    35013ade04cd4bb3d1cfc5419a9e81d0580665e7

  • SHA256

    a61c854176f852e2391ce87ff9e3d61a9fdf8e5400397d3131fb27d750e61e5d

  • SHA512

    ab52c4645b7cd41ae14548c53d9f1fa3e623b4a20b8c33ed0cf3a93d3b3e5be1146d5f1a4ae2d3f28a5f99d8afa508104cc11dd45952f901154d29673dc3be19

  • SSDEEP

    98304:wTv98udn7jVemDxOQ+5tusqzoKB6HFiPlKQK4oOXJVW:wxT7jVnxO5ssq6Md+uJo

Malware Config

Signatures

  • Floxif, Floodfix

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

  • Detects Floxif payload 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 2 IoCs
  • UPX packed file 7 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
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-16_163197198eea18070d76eb4a5d06494b_floxif_magniber.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-16_163197198eea18070d76eb4a5d06494b_floxif_magniber.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:376
    • C:\Users\Admin\AppData\Local\Temp\2024-09-16_163197198eea18070d76eb4a5d06494b_floxif_magniber.exe
      "C:\Users\Admin\AppData\Local\Temp\2024-09-16_163197198eea18070d76eb4a5d06494b_floxif_magniber.exe"
      2⤵
      • Checks BIOS information in registry
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:2452

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/376-35-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/376-4-0x0000000000400000-0x0000000000FE5000-memory.dmp

    Filesize

    11.9MB

  • memory/376-5-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/376-6-0x00000000039B0000-0x0000000004595000-memory.dmp

    Filesize

    11.9MB

  • memory/376-47-0x0000000000400000-0x0000000000FE5000-memory.dmp

    Filesize

    11.9MB

  • memory/376-46-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/376-36-0x0000000000400000-0x0000000000FE5000-memory.dmp

    Filesize

    11.9MB

  • memory/376-37-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2452-11-0x0000000003B70000-0x0000000003CAC000-memory.dmp

    Filesize

    1.2MB

  • memory/2452-32-0x0000000003B70000-0x0000000003CAC000-memory.dmp

    Filesize

    1.2MB

  • memory/2452-22-0x0000000000400000-0x0000000000FE5000-memory.dmp

    Filesize

    11.9MB

  • memory/2452-26-0x0000000000400000-0x0000000000FE5000-memory.dmp

    Filesize

    11.9MB

  • memory/2452-29-0x0000000000400000-0x0000000000FE5000-memory.dmp

    Filesize

    11.9MB

  • memory/2452-28-0x0000000000400000-0x0000000000FE5000-memory.dmp

    Filesize

    11.9MB

  • memory/2452-30-0x0000000003B70000-0x0000000003CAC000-memory.dmp

    Filesize

    1.2MB

  • memory/2452-23-0x0000000000400000-0x0000000000FE5000-memory.dmp

    Filesize

    11.9MB

  • memory/2452-25-0x0000000000400000-0x0000000000FE5000-memory.dmp

    Filesize

    11.9MB

  • memory/2452-21-0x0000000000400000-0x0000000000FE5000-memory.dmp

    Filesize

    11.9MB

  • memory/2452-40-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2452-17-0x0000000003B70000-0x0000000003CAC000-memory.dmp

    Filesize

    1.2MB

  • memory/2452-38-0x0000000000400000-0x0000000000FE5000-memory.dmp

    Filesize

    11.9MB

  • memory/2452-41-0x0000000003B70000-0x0000000003CAC000-memory.dmp

    Filesize

    1.2MB

  • memory/2452-10-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2452-7-0x0000000000400000-0x0000000000FE5000-memory.dmp

    Filesize

    11.9MB