Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/01/2025, 00:23

General

  • Target

    2025-01-01_06afe0441df71ce4d88dd1a605c8b731_bkransomware_floxif_karagany.exe

  • Size

    182KB

  • MD5

    06afe0441df71ce4d88dd1a605c8b731

  • SHA1

    a7971260233d500b5dda8a1e0df2758d02c352be

  • SHA256

    7c375305b6b67055820a22f49557a83e5dc6e4119513cacb3d27954f7e335368

  • SHA512

    698b7345d976ff6e1475633088cbb23e8ddfe15e8c06d78c46b6b291a7aefd1d4a621c0b55b2d71ca05845e16e0828cca559cf516d46b329cface0905e54edd9

  • SSDEEP

    3072:5TP3m3ttWQL6qDUFRaDOKEwV+Am2lQBV+UdE+rECWp7hKETcK9:5TwtWcDUXa7EvbBV+UdvrEFp7hKK

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 9 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-01_06afe0441df71ce4d88dd1a605c8b731_bkransomware_floxif_karagany.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-01_06afe0441df71ce4d88dd1a605c8b731_bkransomware_floxif_karagany.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:2232

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\ventoy.log

          Filesize

          4KB

          MD5

          7f844bf2b8943482b44c40070807bbb0

          SHA1

          587abce18020569aaef59a48968c419e9f6c2f03

          SHA256

          e6b6cef4479e60df6949db9cfaaac725e65dc940966f385ce584a8ac176040e2

          SHA512

          749dd20a5bd07737af2e94087b52ed448272ed214b4ff865015b954025fee2fa5c357c09c05f9cf564084584e1dcc40e3629d19460805c07ca1a03e4ba08e94b

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

          Filesize

          67KB

          MD5

          7574cf2c64f35161ab1292e2f532aabf

          SHA1

          14ba3fa927a06224dfe587014299e834def4644f

          SHA256

          de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

          SHA512

          4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

        • memory/2232-333-0x0000000000E00000-0x0000000000E22000-memory.dmp

          Filesize

          136KB

        • memory/2232-395-0x0000000000E00000-0x0000000000E22000-memory.dmp

          Filesize

          136KB

        • memory/2232-139-0x0000000000E00000-0x0000000000E22000-memory.dmp

          Filesize

          136KB

        • memory/2232-140-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/2232-203-0x0000000000E00000-0x0000000000E22000-memory.dmp

          Filesize

          136KB

        • memory/2232-204-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/2232-75-0x0000000000E00000-0x0000000000E22000-memory.dmp

          Filesize

          136KB

        • memory/2232-269-0x0000000000E00000-0x0000000000E22000-memory.dmp

          Filesize

          136KB

        • memory/2232-270-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/2232-3-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/2232-334-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/2232-76-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/2232-396-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/2232-451-0x0000000000E00000-0x0000000000E22000-memory.dmp

          Filesize

          136KB

        • memory/2232-513-0x0000000000E00000-0x0000000000E22000-memory.dmp

          Filesize

          136KB

        • memory/2232-575-0x0000000000E00000-0x0000000000E22000-memory.dmp

          Filesize

          136KB

        • memory/2232-637-0x0000000000E00000-0x0000000000E22000-memory.dmp

          Filesize

          136KB

        • memory/2232-699-0x0000000000E00000-0x0000000000E22000-memory.dmp

          Filesize

          136KB

        • memory/2232-761-0x0000000000E00000-0x0000000000E22000-memory.dmp

          Filesize

          136KB

        • memory/2232-762-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/2232-823-0x0000000000E00000-0x0000000000E22000-memory.dmp

          Filesize

          136KB

        • memory/2232-885-0x0000000000E00000-0x0000000000E22000-memory.dmp

          Filesize

          136KB