Analysis

  • max time kernel
    142s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    29-12-2024 13:23

General

  • Target

    2024-12-29_e64e342eb19d09197acfdc076e7604a3_floxif_mafia.exe

  • Size

    1.9MB

  • MD5

    e64e342eb19d09197acfdc076e7604a3

  • SHA1

    0d655ef7000661ea154d2f76a6d1be0c49285276

  • SHA256

    5f0e139187b187acb453660139b80892716363daff0c0b1d50f66e35a62b77ab

  • SHA512

    b5debbab263668638c14df7893065892532d45af63db43eed8507277cbdcc596c0f54d785b171c42a9fba72f9c80f8a514bce3865c1443311f7ed9fc012d8cfe

  • SSDEEP

    49152:3vD2k8BBW7CXYtQljrQQ0nfWp5GozADlHesQjfRxb9nFt3OHePCSRJELxtxIJ+Qe:/D2vWEYtQljrQQ0nW5GgADlHesQjZx5A

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
  • 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 8 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-29_e64e342eb19d09197acfdc076e7604a3_floxif_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-29_e64e342eb19d09197acfdc076e7604a3_floxif_mafia.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:2980

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\AutoRunSPLog.tmp

    Filesize

    4KB

    MD5

    d4e2739f348abae01327fc0c527ea8a5

    SHA1

    998423eb2ecb64e06da4e54ac3a9b9cea15fd565

    SHA256

    ccb456810cd55d415dfbacbe915d58d7b7138103964b0a1602879cb5387871f1

    SHA512

    1e5434f48e81d04e2188140e0405af14eff0e3569aba75a7655fdb75947c9309c3980507ee7b9e623262a9caf6632d61abde87e4e8524ee35f7655f9fc6f8df7

  • C:\Users\Admin\AppData\Local\Temp\AutoRunSPLog.tmp

    Filesize

    689B

    MD5

    48d60aed93a8aeeb1e38c117a47cbde5

    SHA1

    eaa488a8a93f70b67cecd72ab382fee1b4b20f00

    SHA256

    fb9e003bdaa08945bb5b963058cc76b25996320202a5f4c84b663ba62d6ba4cf

    SHA512

    8ba506a16ed267280d88747df6f58f17f1b231976407ff1df5e9b11d51a31a4406f62e298d277097758051465df75b852c5ed76aa8cc3b1eeb74615c6466f00a

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2980-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2980-49-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2980-47-0x0000000001070000-0x0000000001257000-memory.dmp

    Filesize

    1.9MB

  • memory/2980-53-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2980-57-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2980-63-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2980-67-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2980-69-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB