Analysis

  • max time kernel
    149s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23-12-2024 17:24

General

  • Target

    2024-12-23_0ad75f7bba22c07e6f97fd029e6948cf_bkransomware_floxif_karagany.exe

  • Size

    182KB

  • MD5

    0ad75f7bba22c07e6f97fd029e6948cf

  • SHA1

    9ec5dc724d1fd880ccafa8f2869e1be47c5ae187

  • SHA256

    0a13c1c0455d7b0648790f5008d1c418e354fe44a9875fae6eed7dc98f644c99

  • SHA512

    9fe3484f723c0bedd0a72c0663be5571fef2fffcb1cb7c4672613ff8708495d4e82037bf06162f1a342b7276af432cfa62b6ee903fcde78e578b874c716a4846

  • SSDEEP

    3072:5TP3tCWQL6qqYhFRaDOKEwV+Am2lQBV+UdE+rECWp7hKH3Jnc:5TlCWcdXa7EvbBV+UdvrEFp7hKH3Jc

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\2024-12-23_0ad75f7bba22c07e6f97fd029e6948cf_bkransomware_floxif_karagany.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-23_0ad75f7bba22c07e6f97fd029e6948cf_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:1404

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

    681B

    MD5

    df72b4c267d54b6e645d2e32300e0067

    SHA1

    f7f63777d4a7b86c313d24cb0a194301b5e10826

    SHA256

    7a4bc014712a006a0ffbf00dce8bc65825c9b975411052f6c0d01d858c75c220

    SHA512

    7a975a3b2fc6cf78a79077728a24391c4cdf0f743f5e34901da0f531592f2b142b42585a32a0460ae9e58ecd9eaccdb0aeaa572e2837cef241db52df48c34cc2

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

    Filesize

    4KB

    MD5

    3fb41c56d3bab0c1915d97964d046a0d

    SHA1

    514d48d0544e18989ed982828037a3a791182bac

    SHA256

    5f648d1e6b3c5ec27a5c7d7db62fc0e4f0bf72236147315c2c7ecb9e56108077

    SHA512

    a899a66a848ebae497e683c3416b948115bbabcd556e3aac524c873a9fc5fdd6778cd2305abeff87c9d5840e29ab7d949e60b85307af2b494240ce3d18a3cd35

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/1404-139-0x0000000001210000-0x0000000001232000-memory.dmp

    Filesize

    136KB

  • memory/1404-395-0x0000000001210000-0x0000000001232000-memory.dmp

    Filesize

    136KB

  • memory/1404-75-0x0000000001210000-0x0000000001232000-memory.dmp

    Filesize

    136KB

  • memory/1404-140-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1404-204-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1404-203-0x0000000001210000-0x0000000001232000-memory.dmp

    Filesize

    136KB

  • memory/1404-267-0x0000000001210000-0x0000000001232000-memory.dmp

    Filesize

    136KB

  • memory/1404-268-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1404-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1404-331-0x0000000001210000-0x0000000001232000-memory.dmp

    Filesize

    136KB

  • memory/1404-332-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1404-76-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1404-396-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1404-457-0x0000000001210000-0x0000000001232000-memory.dmp

    Filesize

    136KB

  • memory/1404-513-0x0000000001210000-0x0000000001232000-memory.dmp

    Filesize

    136KB

  • memory/1404-575-0x0000000001210000-0x0000000001232000-memory.dmp

    Filesize

    136KB

  • memory/1404-637-0x0000000001210000-0x0000000001232000-memory.dmp

    Filesize

    136KB

  • memory/1404-699-0x0000000001210000-0x0000000001232000-memory.dmp

    Filesize

    136KB

  • memory/1404-761-0x0000000001210000-0x0000000001232000-memory.dmp

    Filesize

    136KB

  • memory/1404-762-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1404-823-0x0000000001210000-0x0000000001232000-memory.dmp

    Filesize

    136KB

  • memory/1404-885-0x0000000001210000-0x0000000001232000-memory.dmp

    Filesize

    136KB