Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-01-2025 13:19

General

  • Target

    d9fd9088fd8fe5347b488054560ba9e834d357feed149501b16f66bd4faf4f29N.exe

  • Size

    480KB

  • MD5

    cfba7c41adf45d64cd3b6aa8b32abc60

  • SHA1

    b555ed3effe0459412ecdf21a62cb6f40c597ca8

  • SHA256

    d9fd9088fd8fe5347b488054560ba9e834d357feed149501b16f66bd4faf4f29

  • SHA512

    b322b3cbe4e8ac2dead5e2acd45572522eb74937c47718bc2b40b43ba26fd8f25fccc04a0c9a23b2efe3b0ce05c19409abb2419a97f69c2bcd1222e7a6a2f4bb

  • SSDEEP

    12288:JiPawDsru7y1rHcqqINTm/wV7aDLEVBjvrEH7sx:qEruONTm4frEH74

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 4 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d9fd9088fd8fe5347b488054560ba9e834d357feed149501b16f66bd4faf4f29N.exe
    "C:\Users\Admin\AppData\Local\Temp\d9fd9088fd8fe5347b488054560ba9e834d357feed149501b16f66bd4faf4f29N.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:3024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/3024-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3024-10-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/3024-12-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3024-15-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/3024-17-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB