Overview

overview

10

Static

static

3

2024-09-25...if.exe

windows7-x64

10

2024-09-25...if.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    146s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/09/2024, 12:32 UTC

Sharing

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General

  • Target

    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe

  • Size

    9.8MB

  • MD5

    8d602c94c3d44775e3d9d5f98ff714e5

  • SHA1

    e2b3067cb3e774d74f84953fe705845784f1ba7e

  • SHA256

    ed560a52682fb84a70e6e133588dac95e5f43ff8cd29555a06dd7090618b0f51

  • SHA512

    a4fbcfcb0f3e2991714ed4bdea55d81d519fec1946b989a510cd89bfc0f25b97e59de8cdff8bfd45a4811f5289a6f57175ef73cbe10e39c5ba6e4ea3a44dc2c7

  • SSDEEP

    98304:1Sy3mKysr9uBxAWZTvNqL+R6JiFLOAkGkzdnEVomFHKnPZi:1jB2nqL+RjFLOyomFHKnPZi

Score
10/10
floxifbackdoordiscoverytrojanupx

Malware Config

Signatures

  • Floxif, Floodfix

    Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.

    backdoortrojanfloxif
  • Detects Floxif payload 1 IoCs
    backdoor
  • 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.

    upx
  • 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.

    discovery
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.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
    • Suspicious use of SetWindowsHookEx
    PID:1360

Network

  • flag-us
    DNS
    8.8.8.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    8.8.8.8.in-addr.arpa
    IN PTR
    Response
    8.8.8.8.in-addr.arpa
    IN PTR
    dnsgoogle
  • flag-us
    DNS
    5isohu.com
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    Remote address:
    8.8.8.8:53
    Request
    5isohu.com
    IN A
    Response
  • flag-us
    DNS
    www.aieov.com
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    Remote address:
    8.8.8.8:53
    Request
    www.aieov.com
    IN A
    Response
    www.aieov.com
    IN A
    45.33.23.183
    www.aieov.com
    IN A
    45.79.19.196
    www.aieov.com
    IN A
    45.33.2.79
    www.aieov.com
    IN A
    45.33.20.235
    www.aieov.com
    IN A
    72.14.178.174
    www.aieov.com
    IN A
    72.14.185.43
    www.aieov.com
    IN A
    173.255.194.134
    www.aieov.com
    IN A
    45.33.30.197
    www.aieov.com
    IN A
    45.33.18.44
    www.aieov.com
    IN A
    198.58.118.167
    www.aieov.com
    IN A
    96.126.123.244
    www.aieov.com
    IN A
    45.56.79.23
  • flag-us
    DNS
    58.55.71.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    58.55.71.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    83.210.23.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    83.210.23.2.in-addr.arpa
    IN PTR
    Response
    83.210.23.2.in-addr.arpa
    IN PTR
    a2-23-210-83deploystaticakamaitechnologiescom
  • flag-us
    GET
    http://www.aieov.com/logo.gif
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    Remote address:
    45.33.23.183:80
    Request
    GET /logo.gif HTTP/1.1
    Accept: */*
    Host: www.aieov.com
    Response
    HTTP/1.1 403 Forbidden
    server: openresty/1.13.6.1
    date: Wed, 25 Sep 2024 12:32:49 GMT
    content-type: text/html
    content-length: 175
    connection: close
  • flag-us
    DNS
    0.159.190.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    0.159.190.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    5isohu.com
    Remote address:
    8.8.8.8:53
    Request
    5isohu.com
    IN A
    Response
  • flag-us
    DNS
    183.23.33.45.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    183.23.33.45.in-addr.arpa
    IN PTR
    Response
    183.23.33.45.in-addr.arpa
    IN PTR
    li977-183memberslinodecom
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    GET
    http://www.aieov.com/logo.gif
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    Remote address:
    45.33.23.183:80
    Request
    GET /logo.gif HTTP/1.1
    Accept: */*
    Host: www.aieov.com
    Response
    HTTP/1.1 403 Forbidden
    server: openresty/1.13.6.1
    date: Wed, 25 Sep 2024 12:32:54 GMT
    content-type: text/html
    content-length: 175
    connection: close
  • flag-us
    DNS
    5isohu.com
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    Remote address:
    8.8.8.8:53
    Request
    5isohu.com
    IN A
    Response
  • flag-us
    DNS
    149.220.183.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    149.220.183.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    GET
    http://www.aieov.com/logo.gif
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    Remote address:
    45.33.23.183:80
    Request
    GET /logo.gif HTTP/1.1
    Accept: */*
    Host: www.aieov.com
    Response
    HTTP/1.1 403 Forbidden
    server: openresty/1.13.6.1
    date: Wed, 25 Sep 2024 12:32:58 GMT
    content-type: text/html
    content-length: 175
    connection: close
  • flag-us
    DNS
    5isohu.com
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    Remote address:
    8.8.8.8:53
    Request
    5isohu.com
    IN A
    Response
  • flag-us
    GET
    http://www.aieov.com/logo.gif
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    Remote address:
    45.33.23.183:80
    Request
    GET /logo.gif HTTP/1.1
    Accept: */*
    Host: www.aieov.com
    Response
    HTTP/1.1 403 Forbidden
    server: openresty/1.13.6.1
    date: Wed, 25 Sep 2024 12:33:03 GMT
    content-type: text/html
    content-length: 175
    connection: close
  • flag-us
    DNS
    209.205.72.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    209.205.72.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    GET
    http://www.aieov.com/logo.gif
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    Remote address:
    45.33.23.183:80
    Request
    GET /logo.gif HTTP/1.1
    Accept: */*
    Host: www.aieov.com
    Response
    HTTP/1.1 403 Forbidden
    server: openresty/1.13.6.1
    date: Wed, 25 Sep 2024 12:33:07 GMT
    content-type: text/html
    content-length: 175
    connection: close
  • flag-us
    GET
    http://www.aieov.com/logo.gif
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    Remote address:
    45.33.23.183:80
    Request
    GET /logo.gif HTTP/1.1
    Accept: */*
    Host: www.aieov.com
    Response
    HTTP/1.1 403 Forbidden
    server: openresty/1.13.6.1
    date: Wed, 25 Sep 2024 12:33:12 GMT
    content-type: text/html
    content-length: 175
    connection: close
  • flag-us
    DNS
    5isohu.com
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    Remote address:
    8.8.8.8:53
    Request
    5isohu.com
    IN A
    Response
  • flag-us
    DNS
    241.42.69.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    241.42.69.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    50.23.12.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    50.23.12.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    172.210.232.199.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    172.210.232.199.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    172.214.232.199.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    172.214.232.199.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    14.227.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    14.227.111.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    5isohu.com
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    Remote address:
    8.8.8.8:53
    Request
    5isohu.com
    IN A
    Response
  • flag-us
    GET
    http://www.aieov.com/so.gif
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    Remote address:
    45.33.23.183:80
    Request
    GET /so.gif HTTP/1.1
    Accept: */*
    Host: www.aieov.com
    Response
    HTTP/1.1 403 Forbidden
    server: openresty/1.13.6.1
    date: Wed, 25 Sep 2024 12:35:13 GMT
    content-type: text/html
    content-length: 175
    connection: close
  • 45.33.23.183:80
    http://www.aieov.com/logo.gif
    http
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    336 B
     503 B
     6
    4

    HTTP Request

    GET http://www.aieov.com/logo.gif

    HTTP Response

    403
  • 45.33.23.183:80
    http://www.aieov.com/logo.gif
    http
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    336 B
     503 B
     6
    4

    HTTP Request

    GET http://www.aieov.com/logo.gif

    HTTP Response

    403
  • 45.33.23.183:80
    http://www.aieov.com/logo.gif
    http
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    336 B
     503 B
     6
    4

    HTTP Request

    GET http://www.aieov.com/logo.gif

    HTTP Response

    403
  • 45.33.23.183:80
    http://www.aieov.com/logo.gif
    http
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    336 B
     503 B
     6
    4

    HTTP Request

    GET http://www.aieov.com/logo.gif

    HTTP Response

    403
  • 45.33.23.183:80
    http://www.aieov.com/logo.gif
    http
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    336 B
     503 B
     6
    4

    HTTP Request

    GET http://www.aieov.com/logo.gif

    HTTP Response

    403
  • 45.33.23.183:80
    http://www.aieov.com/logo.gif
    http
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    336 B
     503 B
     6
    4

    HTTP Request

    GET http://www.aieov.com/logo.gif

    HTTP Response

    403
  • 45.33.23.183:80
    http://www.aieov.com/so.gif
    http
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    334 B
     503 B
     6
    4

    HTTP Request

    GET http://www.aieov.com/so.gif

    HTTP Response

    403
  • 8.8.8.8:53
    8.8.8.8.in-addr.arpa
    dns
    66 B
     90 B
     1
    1

    DNS Request

    8.8.8.8.in-addr.arpa

  • 8.8.8.8:53
    5isohu.com
    dns
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    56 B
     117 B
     1
    1

    DNS Request

    5isohu.com

  • 8.8.8.8:53
    www.aieov.com
    dns
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    59 B
     251 B
     1
    1

    DNS Request

    www.aieov.com

    DNS Response

    45.33.23.183
    45.79.19.196
    45.33.2.79
    45.33.20.235
    72.14.178.174
    72.14.185.43
    173.255.194.134
    45.33.30.197
    45.33.18.44
    198.58.118.167
    96.126.123.244
    45.56.79.23

  • 8.8.8.8:53
    58.55.71.13.in-addr.arpa
    dns
    70 B
     144 B
     1
    1

    DNS Request

    58.55.71.13.in-addr.arpa

  • 8.8.8.8:53
    83.210.23.2.in-addr.arpa
    dns
    70 B
     133 B
     1
    1

    DNS Request

    83.210.23.2.in-addr.arpa

  • 8.8.8.8:53
    183.23.33.45.in-addr.arpa
    dns
    71 B
     113 B
     1
    1

    DNS Request

    183.23.33.45.in-addr.arpa

  • 8.8.8.8:53
    0.159.190.20.in-addr.arpa
    dns
    127 B
     274 B
     2
    2

    DNS Request

    0.159.190.20.in-addr.arpa

    DNS Request

    5isohu.com

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
     144 B
     1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    5isohu.com
    dns
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    56 B
     117 B
     1
    1

    DNS Request

    5isohu.com

  • 8.8.8.8:53
    149.220.183.52.in-addr.arpa
    dns
    73 B
     147 B
     1
    1

    DNS Request

    149.220.183.52.in-addr.arpa

  • 8.8.8.8:53
    5isohu.com
    dns
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    56 B
     117 B
     1
    1

    DNS Request

    5isohu.com

  • 8.8.8.8:53
    209.205.72.20.in-addr.arpa
    dns
    72 B
     158 B
     1
    1

    DNS Request

    209.205.72.20.in-addr.arpa

  • 8.8.8.8:53
    5isohu.com
    dns
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    56 B
     117 B
     1
    1

    DNS Request

    5isohu.com

  • 8.8.8.8:53
    241.42.69.40.in-addr.arpa
    dns
    71 B
     145 B
     1
    1

    DNS Request

    241.42.69.40.in-addr.arpa

  • 8.8.8.8:53
    50.23.12.20.in-addr.arpa
    dns
    70 B
     156 B
     1
    1

    DNS Request

    50.23.12.20.in-addr.arpa

  • 8.8.8.8:53
    172.210.232.199.in-addr.arpa
    dns
    74 B
     128 B
     1
    1

    DNS Request

    172.210.232.199.in-addr.arpa

  • 8.8.8.8:53
    172.214.232.199.in-addr.arpa
    dns
    74 B
     128 B
     1
    1

    DNS Request

    172.214.232.199.in-addr.arpa

  • 8.8.8.8:53
    14.227.111.52.in-addr.arpa
    dns
    72 B
     158 B
     1
    1

    DNS Request

    14.227.111.52.in-addr.arpa

  • 8.8.8.8:53
    5isohu.com
    dns
    2024-09-25_8d602c94c3d44775e3d9d5f98ff714e5_bkransomware_floxif.exe
    56 B
     117 B
     1
    1

    DNS Request

    5isohu.com

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

    Download Submit

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

    175B

    MD5

    1130c911bf5db4b8f7cf9b6f4b457623

    SHA1

    48e734c4bc1a8b5399bff4954e54b268bde9d54c

    SHA256

    eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

    SHA512

    94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

    Download Submit

  • memory/1360-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download

  • memory/1360-14-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download

  • memory/1360-12-0x0000000000820000-0x00000000011DE000-memory.dmp

    Filesize

    9.7MB

    Download

  • memory/1360-22-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download

  • memory/1360-26-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download

  • memory/1360-38-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

    Download

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