Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-12-2024 19:15

General

  • Target

    a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe

  • Size

    1.2MB

  • MD5

    c62f172c3b59196d73b8a8ba0be84bfa

  • SHA1

    09d83e5578eda48c72cfad84579b9cdb7f09e77b

  • SHA256

    a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc

  • SHA512

    819d209841a085db303e4caabe353ce13796a790f4bea8844556a160eeb4740dcb8ed7a0852382e212e56a7388c9ebbecc867789af9e4f3c90d3e908c38c40dc

  • SSDEEP

    24576:kIgUH4/nTnej9r2PlwBwd8/JF+cd3Hksx7qJ1j4coCYHb0YL2KGrEH7J:kgc09r2PGB1Hki7qJ1UcophTD

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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 8 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe
    "C:\Users\Admin\AppData\Local\Temp\a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe"
    1⤵
    • Checks computer location settings
    • 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:2372

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:\ProgramData\CyberLink\CBE\D8D760AC-ACA2-493e-9623-61E9D47DE89C\a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe_v2\2faca2eb-a219-44e5-b6d3-f2268502edad.json

    Filesize

    890B

    MD5

    06ade47ecdd09430290db088e2f3c052

    SHA1

    eed1dde114d7d3118aa8c988f364439bc5a33dec

    SHA256

    e0697e2a081c8660ab204f56ff17d182afcb6bf67c20b09b0f499392245e0201

    SHA512

    cb6f536c43ff1a40fb5f3b32c725c83e04b555aeddd081e2f1bf2c186b5a2f308724b7c8efd522135729ffe1abf7a95c4f58a4015fef54d3d6eef4cdc5a340ec

  • C:\ProgramData\CyberLink\CBE\D8D760AC-ACA2-493e-9623-61E9D47DE89C\a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe_v2\UNO.ini

    Filesize

    7B

    MD5

    be9d6efbd8632e482c64618f00a701fa

    SHA1

    cc7c0702a34305282ba77d4eb88db1fa0bbed850

    SHA256

    d94fd0c7e43df0a03014a44d79653c0845adb29e6222ca47718c46af90847b84

    SHA512

    c59eee3a838ec35f447c28a701289f3f35ea5ec08d0c38df54482b39a2219598074d49fc162b1ef46d9e20c336221f53bc86de7163183193001b466ff36dd5c8

  • memory/2372-80-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2372-83-0x00000000004D0000-0x00000000005F2000-memory.dmp

    Filesize

    1.1MB

  • memory/2372-60-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2372-71-0x00000000004D0000-0x00000000005F2000-memory.dmp

    Filesize

    1.1MB

  • memory/2372-72-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2372-59-0x00000000004D0000-0x00000000005F2000-memory.dmp

    Filesize

    1.1MB

  • memory/2372-75-0x00000000004D0000-0x00000000005F2000-memory.dmp

    Filesize

    1.1MB

  • memory/2372-76-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2372-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2372-79-0x00000000004D0000-0x00000000005F2000-memory.dmp

    Filesize

    1.1MB

  • memory/2372-81-0x00000000004D0000-0x00000000005F2000-memory.dmp

    Filesize

    1.1MB

  • memory/2372-61-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2372-85-0x00000000004D0000-0x00000000005F2000-memory.dmp

    Filesize

    1.1MB

  • memory/2372-87-0x00000000004D0000-0x00000000005F2000-memory.dmp

    Filesize

    1.1MB

  • memory/2372-89-0x00000000004D0000-0x00000000005F2000-memory.dmp

    Filesize

    1.1MB

  • memory/2372-91-0x00000000004D0000-0x00000000005F2000-memory.dmp

    Filesize

    1.1MB

  • memory/2372-92-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2372-93-0x00000000004D0000-0x00000000005F2000-memory.dmp

    Filesize

    1.1MB

  • memory/2372-95-0x00000000004D0000-0x00000000005F2000-memory.dmp

    Filesize

    1.1MB

  • memory/2372-97-0x00000000004D0000-0x00000000005F2000-memory.dmp

    Filesize

    1.1MB

  • memory/2372-99-0x00000000004D0000-0x00000000005F2000-memory.dmp

    Filesize

    1.1MB