Analysis

  • max time kernel
    96s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-12-2024 06:48

General

  • Target

    9a2ee879e338631dde907b4bbe4aa045eb7a54b8974ee8947fbe3d246782c789.exe

  • Size

    281KB

  • MD5

    d2c732297553f411eb8fd9ec2b5f7f85

  • SHA1

    9c614d6069e96be45a51e396493e5b805151e60b

  • SHA256

    9a2ee879e338631dde907b4bbe4aa045eb7a54b8974ee8947fbe3d246782c789

  • SHA512

    a4b02ba0aff15d80a41ee15b1bb231af67df36d7f78c880c18b644a3d9b073cbf0fd92fee7555bd0327bb910ae2f5580dfcb534a0b98c77a09dc6149149e903d

  • SSDEEP

    6144:BAl3XkTC3dM7B+GCyusQvMRlkM4RD/qzMfUrGt:BAlHky6B+GCyUMRGM4h/qofAGt

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
  • Network Service Discovery 1 TTPs 9 IoCs

    Attempt to gather information on host's network.

  • 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 10 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
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a2ee879e338631dde907b4bbe4aa045eb7a54b8974ee8947fbe3d246782c789.exe
    "C:\Users\Admin\AppData\Local\Temp\9a2ee879e338631dde907b4bbe4aa045eb7a54b8974ee8947fbe3d246782c789.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1816
    • C:\Windows\SysWOW64\arp.exe
      arp -a
      2⤵
      • Network Service Discovery
      • System Location Discovery: System Language Discovery
      PID:708
    • C:\Windows\SysWOW64\arp.exe
      arp -s 10.127.0.1 dc-d2-d5-64-d4-fc
      2⤵
      • Network Service Discovery
      • System Location Discovery: System Language Discovery
      PID:3144
    • C:\Windows\SysWOW64\arp.exe
      arp -s 10.127.255.255 ba-1c-a4-4f-ac-eb
      2⤵
      • Network Service Discovery
      • System Location Discovery: System Language Discovery
      PID:3688
    • C:\Windows\SysWOW64\arp.exe
      arp -s 49.12.169.207 88-9c-6d-70-60-7a
      2⤵
      • Network Service Discovery
      • System Location Discovery: System Language Discovery
      PID:4936
    • C:\Windows\SysWOW64\arp.exe
      arp -s 224.0.0.22 67-58-7e-af-a1-8b
      2⤵
      • Network Service Discovery
      • System Location Discovery: System Language Discovery
      PID:3232
    • C:\Windows\SysWOW64\arp.exe
      arp -s 224.0.0.251 83-84-05-5b-72-14
      2⤵
      • Network Service Discovery
      • System Location Discovery: System Language Discovery
      PID:320
    • C:\Windows\SysWOW64\arp.exe
      arp -s 224.0.0.252 d3-bf-26-49-3e-43
      2⤵
      • Network Service Discovery
      • System Location Discovery: System Language Discovery
      PID:3700
    • C:\Windows\SysWOW64\arp.exe
      arp -s 239.255.255.250 bf-b4-49-93-cc-ae
      2⤵
      • Network Service Discovery
      • System Location Discovery: System Language Discovery
      PID:3784
    • C:\Windows\SysWOW64\arp.exe
      arp -s 255.255.255.255 16-ef-4d-06-ed-eb
      2⤵
      • Network Service Discovery
      • System Location Discovery: System Language Discovery
      PID:4580

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    71KB

    MD5

    4fcd7574537cebec8e75b4e646996643

    SHA1

    efa59bb9050fb656b90d5d40c942fb2a304f2a8b

    SHA256

    8ea3b17e4b783ffc0bc387b81b823bf87af0d57da74541d88ba85314bb232a5d

    SHA512

    7f1a7ef64d332a735db82506b47d84853af870785066d29ccaf4fdeab114079a9f0db400e01ba574776a0d652a248658fe1e8f9659cdced19ad6eea09644ea3e

  • memory/1816-2-0x0000000010000000-0x0000000010033000-memory.dmp

    Filesize

    204KB

  • memory/1816-7-0x0000000010000000-0x0000000010033000-memory.dmp

    Filesize

    204KB

  • memory/1816-5-0x0000000000190000-0x00000000001C5000-memory.dmp

    Filesize

    212KB