Analysis

  • max time kernel
    150s
  • max time network
    158s
  • 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, 07:04

General

  • Target

    2024092564cc45a3e76621faf6569bf884bc8b77floxificedid.exe

  • Size

    23.3MB

  • MD5

    64cc45a3e76621faf6569bf884bc8b77

  • SHA1

    51e4f2a30f55a242fbec04b6d016d49b9641a057

  • SHA256

    f41d7fd122c7582ccf8cd5651cb4e471deebfffcd3a9287c792abed214c4f52f

  • SHA512

    77dda3388db0b3492c5b33b51d1e0b7082110d8b43b29fafc94066984e73c3c322c7095fc88f322c44faa5bd1067f8b52066d676fb8f09c096d47ce534f7e800

  • SSDEEP

    393216:1DA825yeORrAZMTxp20AaZQ8coY5ShvEPO6vBgKwCGAfXL6:1k8HeABf21am8JY5WvEPOIgF66

Malware Config

Signatures

  • Floxif, Floodfix

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

  • Detects Floxif payload 1 IoCs
  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 3 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 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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.

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024092564cc45a3e76621faf6569bf884bc8b77floxificedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2024092564cc45a3e76621faf6569bf884bc8b77floxificedid.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:4040

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\CyberArticle\240612765.dll

    Filesize

    228KB

    MD5

    afeada1c96da250c149a65078792fea9

    SHA1

    05edf45f6a100a72a5117910ad1fe910aae5c618

    SHA256

    db5d3594ab06b3d458a1472959ba1f703e98104ba94fde6b953697fa83b0a601

    SHA512

    70437bb78f950855c9b1d1597318755c58c8d4f430211aaa9d8829a49bcd11d993b3589cf1581e65ab7c1b40dd94a8b6f1706d9e5f55ee17bb021e2914ee33c3

  • C:\Users\Admin\AppData\Local\Temp\CyberArticle\8ab0adb29867737316ee13b2d4d2812d.htm

    Filesize

    10KB

    MD5

    1950306eafd5425b9470f1989c1499e7

    SHA1

    268a7eb743a563946a9c9746b7df9608d408ebf0

    SHA256

    795d684f56a954b5c79733e483c86b4f69a90b55199ff868d8f49bade5bf18ed

    SHA512

    5162c0c60767bb7b91bf697f484ef67c00a64590c6e97082a150311974a330ddc490af54f16a28bcdb36d2d47a0373fdf9c2c6ac7f6923d13271075196e13745

  • memory/4040-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/4040-14-0x0000000000458000-0x000000000045B000-memory.dmp

    Filesize

    12KB

  • memory/4040-15-0x00000000766D0000-0x000000007674A000-memory.dmp

    Filesize

    488KB

  • memory/4040-17-0x00000000766D0000-0x000000007674A000-memory.dmp

    Filesize

    488KB

  • memory/4040-18-0x0000000074E00000-0x0000000074E2C000-memory.dmp

    Filesize

    176KB

  • memory/4040-19-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-23-0x0000000074E00000-0x0000000074E2C000-memory.dmp

    Filesize

    176KB

  • memory/4040-22-0x00000000766D0000-0x000000007674A000-memory.dmp

    Filesize

    488KB

  • memory/4040-21-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-24-0x0000000075350000-0x0000000075375000-memory.dmp

    Filesize

    148KB

  • memory/4040-20-0x00000000766D0000-0x000000007674A000-memory.dmp

    Filesize

    488KB

  • memory/4040-16-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-33-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-32-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-34-0x0000000077170000-0x000000007721F000-memory.dmp

    Filesize

    700KB

  • memory/4040-36-0x0000000074EB0000-0x00000000750C0000-memory.dmp

    Filesize

    2.1MB

  • memory/4040-38-0x0000000074E00000-0x0000000074E2C000-memory.dmp

    Filesize

    176KB

  • memory/4040-47-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-53-0x0000000077170000-0x000000007721F000-memory.dmp

    Filesize

    700KB

  • memory/4040-57-0x0000000074760000-0x00000000747D4000-memory.dmp

    Filesize

    464KB

  • memory/4040-56-0x0000000075350000-0x0000000075375000-memory.dmp

    Filesize

    148KB

  • memory/4040-55-0x0000000074EB0000-0x00000000750C0000-memory.dmp

    Filesize

    2.1MB

  • memory/4040-54-0x0000000075DA0000-0x0000000076353000-memory.dmp

    Filesize

    5.7MB

  • memory/4040-52-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-51-0x0000000074760000-0x00000000747D4000-memory.dmp

    Filesize

    464KB

  • memory/4040-50-0x0000000074EB0000-0x00000000750C0000-memory.dmp

    Filesize

    2.1MB

  • memory/4040-49-0x0000000075DA0000-0x0000000076353000-memory.dmp

    Filesize

    5.7MB

  • memory/4040-48-0x0000000077170000-0x000000007721F000-memory.dmp

    Filesize

    700KB

  • memory/4040-46-0x0000000074760000-0x00000000747D4000-memory.dmp

    Filesize

    464KB

  • memory/4040-45-0x0000000074E00000-0x0000000074E2C000-memory.dmp

    Filesize

    176KB

  • memory/4040-44-0x0000000076E70000-0x0000000076F53000-memory.dmp

    Filesize

    908KB

  • memory/4040-42-0x0000000075DA0000-0x0000000076353000-memory.dmp

    Filesize

    5.7MB

  • memory/4040-41-0x0000000077170000-0x000000007721F000-memory.dmp

    Filesize

    700KB

  • memory/4040-40-0x0000000076360000-0x000000007643C000-memory.dmp

    Filesize

    880KB

  • memory/4040-39-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-37-0x0000000076E70000-0x0000000076F53000-memory.dmp

    Filesize

    908KB

  • memory/4040-43-0x0000000074EB0000-0x00000000750C0000-memory.dmp

    Filesize

    2.1MB

  • memory/4040-80-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-79-0x0000000074760000-0x00000000747D4000-memory.dmp

    Filesize

    464KB

  • memory/4040-81-0x0000000075DA0000-0x0000000076353000-memory.dmp

    Filesize

    5.7MB

  • memory/4040-82-0x0000000074EB0000-0x00000000750C0000-memory.dmp

    Filesize

    2.1MB

  • memory/4040-75-0x0000000075DA0000-0x0000000076353000-memory.dmp

    Filesize

    5.7MB

  • memory/4040-72-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-68-0x0000000075DA0000-0x0000000076353000-memory.dmp

    Filesize

    5.7MB

  • memory/4040-58-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-78-0x0000000074E00000-0x0000000074E2C000-memory.dmp

    Filesize

    176KB

  • memory/4040-77-0x0000000076E70000-0x0000000076F53000-memory.dmp

    Filesize

    908KB

  • memory/4040-76-0x0000000074EB0000-0x00000000750C0000-memory.dmp

    Filesize

    2.1MB

  • memory/4040-74-0x0000000077170000-0x000000007721F000-memory.dmp

    Filesize

    700KB

  • memory/4040-73-0x0000000076360000-0x000000007643C000-memory.dmp

    Filesize

    880KB

  • memory/4040-71-0x0000000074760000-0x00000000747D4000-memory.dmp

    Filesize

    464KB

  • memory/4040-70-0x0000000074E00000-0x0000000074E2C000-memory.dmp

    Filesize

    176KB

  • memory/4040-69-0x0000000074EB0000-0x00000000750C0000-memory.dmp

    Filesize

    2.1MB

  • memory/4040-67-0x0000000077170000-0x000000007721F000-memory.dmp

    Filesize

    700KB

  • memory/4040-35-0x0000000075DA0000-0x0000000076353000-memory.dmp

    Filesize

    5.7MB

  • memory/4040-31-0x0000000075350000-0x0000000075375000-memory.dmp

    Filesize

    148KB

  • memory/4040-30-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-84-0x0000000075DA0000-0x0000000076353000-memory.dmp

    Filesize

    5.7MB

  • memory/4040-86-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-85-0x0000000074EB0000-0x00000000750C0000-memory.dmp

    Filesize

    2.1MB

  • memory/4040-83-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-29-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-28-0x0000000075350000-0x0000000075375000-memory.dmp

    Filesize

    148KB

  • memory/4040-27-0x0000000074E00000-0x0000000074E2C000-memory.dmp

    Filesize

    176KB

  • memory/4040-26-0x00000000766D0000-0x000000007674A000-memory.dmp

    Filesize

    488KB

  • memory/4040-25-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-140-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/4040-142-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB