Analysis

  • max time kernel
    141s
  • max time network
    51s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    19-11-2024 11:34

General

  • Target

    0f028fdf08548cb15ed87401d172595a893247957d0e204ae0ca002506898234.exe

  • Size

    574KB

  • MD5

    0f7840337d6a3752a0805ea9cf0fbdb0

  • SHA1

    d44758bf46c4ba17b7148b46d08e07aba4347116

  • SHA256

    0f028fdf08548cb15ed87401d172595a893247957d0e204ae0ca002506898234

  • SHA512

    6f07644648d9a3a107c72d738f3c4f346894bbe58b8d4e72f23f679292555ca60b190e3553a94b4101951ff4fcf69546c339b54b11bb5184a099026400a4f162

  • SSDEEP

    12288:uxNv/pAfv888nhJxeRLCsjqDgiTF+3PMCoP56BjvrEH7qC:eBA38NxUCTFGMerEH7T

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
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 25 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 2 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 behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0f028fdf08548cb15ed87401d172595a893247957d0e204ae0ca002506898234.exe
    "C:\Users\Admin\AppData\Local\Temp\0f028fdf08548cb15ed87401d172595a893247957d0e204ae0ca002506898234.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 SetWindowsHookEx
    PID:2780

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files\Common Files\System\symsrv.dll.000

    Filesize

    175B

    MD5

    1130c911bf5db4b8f7cf9b6f4b457623

    SHA1

    48e734c4bc1a8b5399bff4954e54b268bde9d54c

    SHA256

    eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

    SHA512

    94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

  • C:\Users\Admin\AppData\Local\Temp\A1D26E2\B6169DCADC.tmp

    Filesize

    498KB

    MD5

    db27de66887990c3f045ee96d7d026fd

    SHA1

    898b8dc6647fee69d2b1a8f41486d28312fc4ae1

    SHA256

    58540ad6dc7ef1a953f74dcb81ca93158697e4a9a3eb135d9e56749568e8bbc5

    SHA512

    3c098f44dd59e98ccdf3a7e3efb88ac8bb6bf5c6118fc59df558bd59e52fa96539646b75b85fc04173b3490e151a482ea8b2e66f2dce2d6110f786dc60d6bbf3

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2780-407-0x0000000076566000-0x0000000076567000-memory.dmp

    Filesize

    4KB

  • memory/2780-1373-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2780-317-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2780-316-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2780-0-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2780-498-0x0000000076560000-0x0000000076595000-memory.dmp

    Filesize

    212KB

  • memory/2780-670-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2780-668-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2780-722-0x0000000076560000-0x0000000076595000-memory.dmp

    Filesize

    212KB

  • memory/2780-1030-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2780-1031-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2780-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2780-1374-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2780-281-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2780-1718-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2780-1717-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2780-2059-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2780-2058-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2780-2318-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2780-2320-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2780-2322-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2780-2324-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2780-2326-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2780-2328-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2780-2330-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2780-2332-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB