Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 06:56

General

  • Target

    a272b799a2e9dab8ea343b46655b838ccc1dd57e6fd7b5cecf23e870372be866N.exe

  • Size

    807KB

  • MD5

    996dd88ec6b92d7bb0889cb72b1dd450

  • SHA1

    86af560c895d34d06fdafb0d19328b0591bb5029

  • SHA256

    a272b799a2e9dab8ea343b46655b838ccc1dd57e6fd7b5cecf23e870372be866

  • SHA512

    8df382505072000abaa7eb0f6d33d0258540c14de3b0957c934ed8f980b854dd71617de7c513af20796db270e94090a3f5874f85d54e209947be42fb160b338c

  • SSDEEP

    24576:UgRc30twBgHLI/QMqR6ObwyFbTzbcVP8V+mhrEH7/:mHULPR6OxTz4VPQ+mw

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
  • 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\a272b799a2e9dab8ea343b46655b838ccc1dd57e6fd7b5cecf23e870372be866N.exe
    "C:\Users\Admin\AppData\Local\Temp\a272b799a2e9dab8ea343b46655b838ccc1dd57e6fd7b5cecf23e870372be866N.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/4004-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4004-6-0x00000000005A1000-0x00000000005A2000-memory.dmp

    Filesize

    4KB

  • memory/4004-9-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4004-7-0x00000000005A0000-0x0000000000658000-memory.dmp

    Filesize

    736KB