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Analysis

  • max time kernel
    142s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05/01/2025, 03:25

General

  • Target

    2025-01-05_1ecc5b88c0fa8b87e13bac52e26c61a9_floxif_mafia.exe

  • Size

    4.7MB

  • MD5

    1ecc5b88c0fa8b87e13bac52e26c61a9

  • SHA1

    10280c138b1b30c8ffe65e2517cc0f78e369fe53

  • SHA256

    11eb0d951ee88b07c29f61d806193f425a34d916e575cdf23d3a7c14acdefd67

  • SHA512

    584fb6c86422f6f5236a73fff74ce3e711bba64386c58cbc7ef91688c9ae595f5623454008ba34981dc231e2c4bdc3e8a32bd0df7e7254d0c220267ad9703eb5

  • SSDEEP

    98304:0tATYk64fZjHwWUBU4f53k1zZ/jtGE2JWBSC:Z3pZdCU4fOYJo

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 2 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 5 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-05_1ecc5b88c0fa8b87e13bac52e26c61a9_floxif_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-05_1ecc5b88c0fa8b87e13bac52e26c61a9_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
    PID:2220

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    175B

    MD5

    1130c911bf5db4b8f7cf9b6f4b457623

    SHA1

    48e734c4bc1a8b5399bff4954e54b268bde9d54c

    SHA256

    eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

    SHA512

    94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

  • \PROGRA~2\MICROS~1\Office14\GROOVEEX.DLL.tmp

    Filesize

    4.1MB

    MD5

    78d6ff89d04c005ec31966bb46a73228

    SHA1

    9de6647b8ac56ce5c5282a49e03f8c19f3aebc6e

    SHA256

    704635260bda0f6859149a403a29e333beb657f6ef0e4f6b8bb12e25248bcae0

    SHA512

    4519eee8671a78ee87c3ac73b230d3efc63344b1ebb3051ace134c72c25338d6e5c4fac07a2567633f65882e9a50624c5f8565d7b851de91e916dc90ee27f762

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/2220-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2220-13-0x00000000001B0000-0x0000000000667000-memory.dmp

    Filesize

    4.7MB

  • memory/2220-16-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2220-15-0x0000000073C50000-0x000000007405B000-memory.dmp

    Filesize

    4.0MB

  • memory/2220-20-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2220-25-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2220-32-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2220-37-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2220-41-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB