Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 19:27

General

  • Target

    2024-12-17_51a043864215023dff10e87b3cd06615_floxif_mafia.exe

  • Size

    708KB

  • MD5

    51a043864215023dff10e87b3cd06615

  • SHA1

    04ab10797f6ffb1cd6b8fca81ab4b1731e363c85

  • SHA256

    5ce932db5fbba36d9fcdca672b3bf797ad97b6c8def44579ecbacd1652ceac44

  • SHA512

    98f33b9eb85749621bba1c89f6bdaf82437cf816d06044d53d45b35d2a0ac9b381b1a756eef0b49c1c1a28e42cdc029a700b6d0aef5a3e88d35febaebf4fc326

  • SSDEEP

    12288:uvN7t3capRpLJt9t8CJpBQidO72sZTsWbVKFFf3FRcow6JVBjvrEH7c765B1:uNtMapztlpFVsZTnbVy9FRcVKbrEH7cE

Malware Config

Signatures

  • Floxif family
  • Floxif, Floodfix

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

  • Detects Floxif payload 1 IoCs
  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

  • 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
  • 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.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-17_51a043864215023dff10e87b3cd06615_floxif_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-17_51a043864215023dff10e87b3cd06615_floxif_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2304

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2304-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2304-6-0x0000000000AD1000-0x0000000000AD2000-memory.dmp

    Filesize

    4KB

  • memory/2304-7-0x0000000000AD0000-0x0000000000B72000-memory.dmp

    Filesize

    648KB

  • memory/2304-9-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB