Analysis

  • max time kernel
    146s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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
  • 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 6 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 16 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:3980

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

  • 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

    3KB

    MD5

    ace0c5764c426bc23b93082e5ab221e1

    SHA1

    50721272dfa9e971568193ee47899970eccbd50f

    SHA256

    a2886ef5b99be5034bae738a4d98b5cb94d182f55d4d541c3d1c5c8317e312c3

    SHA512

    57f6118a47d4f336199517500beb9e6168db83b19605448f8552ed3f00cf2387553bcc9989d0ddb4f52a98a03363c4a77a944f522d65ab647c88f44353c94dca

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

    Filesize

    4KB

    MD5

    882d15224f9e2b24b3b573a8fd783166

    SHA1

    bbd23048997667edc86c8f9685734a489650ad59

    SHA256

    953faf42a71808b7fc40defb38cc84f97bba636459f428613df6a4478cc5427a

    SHA512

    49a6061009384942773f2f58c6d624cd62ae2c309b83412c2dd79c441741c357879831be90c567510e5292aa59f191a081ef2f6ea0bafce1a8d8f293a2cca004

  • memory/3980-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3980-6-0x0000000000691000-0x0000000000692000-memory.dmp

    Filesize

    4KB

  • memory/3980-7-0x0000000000690000-0x0000000000877000-memory.dmp

    Filesize

    1.9MB

  • memory/3980-52-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3980-53-0x0000000000690000-0x0000000000877000-memory.dmp

    Filesize

    1.9MB

  • memory/3980-63-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3980-67-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3980-79-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB