Analysis

  • max time kernel
    150s
  • 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
    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 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 8 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:1852

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\ventoy.log

    Filesize

    681B

    MD5

    95c44c108ab999a2c3de360373bdb772

    SHA1

    0399b24b596b45ffc82048d52e0a89d39f446bbd

    SHA256

    6461697ee5a335d52a3c262d3b5a6f093ee714eafd9f307b108782ce7d7d24b2

    SHA512

    b174d4fae089b37b125a33b80a9c5c674155fdc60d23368fb24d4d0fc87327f300a366ea1b3ef000261c4a3a36f161865945b12d3a51942b293c75d05a386998

  • C:\Users\Admin\AppData\Local\Temp\ventoy.log

    Filesize

    4KB

    MD5

    11cdfbec0e1dba022fba68be71fb2927

    SHA1

    1fbb2a36f17da8ec01cede01be6ea7ec3ab58833

    SHA256

    3afa2d55390daaae6d7734376784ef858ec9d30f4570b1eda40792c07d641946

    SHA512

    938596cf24b8f99ca494334ce7c296d4cb9cfcb91d27fe88a961c2cd4c4de75f0d3a15280c760c74a739639534938269250ee646c0c4cb7a9f5a677a9d8c2723

  • memory/1852-212-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1852-397-0x0000000000990000-0x00000000009B2000-memory.dmp

    Filesize

    136KB

  • memory/1852-78-0x0000000000990000-0x00000000009B2000-memory.dmp

    Filesize

    136KB

  • memory/1852-147-0x0000000000990000-0x00000000009B2000-memory.dmp

    Filesize

    136KB

  • memory/1852-148-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1852-211-0x0000000000990000-0x00000000009B2000-memory.dmp

    Filesize

    136KB

  • memory/1852-2-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1852-273-0x0000000000990000-0x00000000009B2000-memory.dmp

    Filesize

    136KB

  • memory/1852-335-0x0000000000990000-0x00000000009B2000-memory.dmp

    Filesize

    136KB

  • memory/1852-80-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1852-453-0x0000000000990000-0x00000000009B2000-memory.dmp

    Filesize

    136KB

  • memory/1852-515-0x0000000000990000-0x00000000009B2000-memory.dmp

    Filesize

    136KB

  • memory/1852-577-0x0000000000990000-0x00000000009B2000-memory.dmp

    Filesize

    136KB

  • memory/1852-578-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1852-639-0x0000000000990000-0x00000000009B2000-memory.dmp

    Filesize

    136KB

  • memory/1852-701-0x0000000000990000-0x00000000009B2000-memory.dmp

    Filesize

    136KB

  • memory/1852-757-0x0000000000990000-0x00000000009B2000-memory.dmp

    Filesize

    136KB

  • memory/1852-819-0x0000000000990000-0x00000000009B2000-memory.dmp

    Filesize

    136KB

  • memory/1852-881-0x0000000000990000-0x00000000009B2000-memory.dmp

    Filesize

    136KB