Analysis

  • max time kernel
    146s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    16-09-2024 01:08

General

  • Target

    2024-09-16_642f116dc29cc724db79efce2f340da1_floxif_icedid.exe

  • Size

    23.3MB

  • MD5

    642f116dc29cc724db79efce2f340da1

  • SHA1

    274af1a3b65f8053f684cadf861f5ef50cbedcce

  • SHA256

    c84b4d3f0d2b519045e4a28e00959a6324ffef5167f5c1b58c822884d9afd96d

  • SHA512

    98e8023a01a80f5634d05e6652f6b0fd44b7ea9542591b4001407369d28bc8350c290e10f2862f328d8e4942f869bbc87ba53c4dd11ac3f16d6d1c088a46f68c

  • SSDEEP

    393216:XTA825yeORrAZMTxp20AaZQ8coY5ShvEPO6vBgKwCGAfXLC:XU8HeABf21am8JY5WvEPOIgF6C

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 2 IoCs
  • UPX packed file 3 IoCs

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

  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-16_642f116dc29cc724db79efce2f340da1_floxif_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-16_642f116dc29cc724db79efce2f340da1_floxif_icedid.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:2596

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\A1D26E2\757EAE8A24.tmp

    Filesize

    23.3MB

    MD5

    c8a2d86c74bdb004f18fbb1979635fb8

    SHA1

    627929ca2e983999d112dcea2d86347dbd82d8f3

    SHA256

    f583c1b09a076ff76e1d30df1ba151ec5ee9b4b22f886040586b7fbf695e0c17

    SHA512

    8792ed1acf34475ae32ca545a05a3c178aeda5b009d7cb9e778739208311ce7551fe5bac7838808aa22772df7f84ce235154ab493d0afe7b7b6812d13ea57730

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

    Filesize

    10KB

    MD5

    1950306eafd5425b9470f1989c1499e7

    SHA1

    268a7eb743a563946a9c9746b7df9608d408ebf0

    SHA256

    795d684f56a954b5c79733e483c86b4f69a90b55199ff868d8f49bade5bf18ed

    SHA512

    5162c0c60767bb7b91bf697f484ef67c00a64590c6e97082a150311974a330ddc490af54f16a28bcdb36d2d47a0373fdf9c2c6ac7f6923d13271075196e13745

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • \Users\Admin\AppData\Local\Temp\CyberArticle\259421597.dll

    Filesize

    228KB

    MD5

    afeada1c96da250c149a65078792fea9

    SHA1

    05edf45f6a100a72a5117910ad1fe910aae5c618

    SHA256

    db5d3594ab06b3d458a1472959ba1f703e98104ba94fde6b953697fa83b0a601

    SHA512

    70437bb78f950855c9b1d1597318755c58c8d4f430211aaa9d8829a49bcd11d993b3589cf1581e65ab7c1b40dd94a8b6f1706d9e5f55ee17bb021e2914ee33c3

  • memory/2596-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2596-10-0x0000000077150000-0x00000000771ED000-memory.dmp

    Filesize

    628KB

  • memory/2596-11-0x0000000077250000-0x00000000772F0000-memory.dmp

    Filesize

    640KB

  • memory/2596-12-0x00000000771F0000-0x0000000077247000-memory.dmp

    Filesize

    348KB

  • memory/2596-14-0x00000000754D0000-0x0000000075521000-memory.dmp

    Filesize

    324KB

  • memory/2596-13-0x0000000075D20000-0x000000007696A000-memory.dmp

    Filesize

    12.3MB

  • memory/2596-17-0x0000000075970000-0x0000000075A94000-memory.dmp

    Filesize

    1.1MB

  • memory/2596-15-0x0000000076D40000-0x0000000076E9C000-memory.dmp

    Filesize

    1.4MB

  • memory/2596-16-0x0000000076F80000-0x000000007700F000-memory.dmp

    Filesize

    572KB

  • memory/2596-18-0x0000000075AA0000-0x0000000075CB5000-memory.dmp

    Filesize

    2.1MB

  • memory/2596-19-0x00000000750F0000-0x00000000751DB000-memory.dmp

    Filesize

    940KB

  • memory/2596-20-0x00000000750A0000-0x00000000750D2000-memory.dmp

    Filesize

    200KB

  • memory/2596-21-0x00000000757E0000-0x000000007580D000-memory.dmp

    Filesize

    180KB

  • memory/2596-22-0x00000000776D0000-0x00000000777ED000-memory.dmp

    Filesize

    1.1MB

  • memory/2596-24-0x0000000074EE0000-0x0000000075013000-memory.dmp

    Filesize

    1.2MB

  • memory/2596-35-0x00000000771F0000-0x0000000077247000-memory.dmp

    Filesize

    348KB

  • memory/2596-34-0x0000000077010000-0x000000007708B000-memory.dmp

    Filesize

    492KB

  • memory/2596-38-0x00000000754D0000-0x0000000075521000-memory.dmp

    Filesize

    324KB

  • memory/2596-33-0x0000000077250000-0x00000000772F0000-memory.dmp

    Filesize

    640KB

  • memory/2596-32-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/2596-43-0x00000000751F0000-0x00000000751F9000-memory.dmp

    Filesize

    36KB

  • memory/2596-59-0x00000000754D0000-0x0000000075521000-memory.dmp

    Filesize

    324KB

  • memory/2596-36-0x0000000075200000-0x000000007539E000-memory.dmp

    Filesize

    1.6MB

  • memory/2596-37-0x0000000075D20000-0x000000007696A000-memory.dmp

    Filesize

    12.3MB

  • memory/2596-40-0x0000000076D40000-0x0000000076E9C000-memory.dmp

    Filesize

    1.4MB

  • memory/2596-42-0x0000000075970000-0x0000000075A94000-memory.dmp

    Filesize

    1.1MB

  • memory/2596-41-0x0000000076F80000-0x000000007700F000-memory.dmp

    Filesize

    572KB

  • memory/2596-46-0x00000000750A0000-0x00000000750D2000-memory.dmp

    Filesize

    200KB

  • memory/2596-45-0x00000000750F0000-0x00000000751DB000-memory.dmp

    Filesize

    940KB

  • memory/2596-49-0x00000000757E0000-0x000000007580D000-memory.dmp

    Filesize

    180KB

  • memory/2596-56-0x0000000077010000-0x000000007708B000-memory.dmp

    Filesize

    492KB

  • memory/2596-57-0x00000000771F0000-0x0000000077247000-memory.dmp

    Filesize

    348KB

  • memory/2596-55-0x0000000077250000-0x00000000772F0000-memory.dmp

    Filesize

    640KB

  • memory/2596-54-0x0000000077150000-0x00000000771ED000-memory.dmp

    Filesize

    628KB

  • memory/2596-52-0x0000000074EE0000-0x0000000075013000-memory.dmp

    Filesize

    1.2MB

  • memory/2596-58-0x0000000075200000-0x000000007539E000-memory.dmp

    Filesize

    1.6MB

  • memory/2596-60-0x0000000076F80000-0x000000007700F000-memory.dmp

    Filesize

    572KB

  • memory/2596-65-0x00000000757E0000-0x000000007580D000-memory.dmp

    Filesize

    180KB

  • memory/2596-69-0x0000000074EE0000-0x0000000075013000-memory.dmp

    Filesize

    1.2MB

  • memory/2596-68-0x0000000077350000-0x00000000773D3000-memory.dmp

    Filesize

    524KB

  • memory/2596-66-0x00000000776D0000-0x00000000777ED000-memory.dmp

    Filesize

    1.1MB

  • memory/2596-71-0x0000000077250000-0x00000000772F0000-memory.dmp

    Filesize

    640KB

  • memory/2596-78-0x00000000750A0000-0x00000000750D2000-memory.dmp

    Filesize

    200KB

  • memory/2596-82-0x0000000077350000-0x00000000773D3000-memory.dmp

    Filesize

    524KB

  • memory/2596-75-0x0000000075970000-0x0000000075A94000-memory.dmp

    Filesize

    1.1MB

  • memory/2596-80-0x00000000776D0000-0x00000000777ED000-memory.dmp

    Filesize

    1.1MB

  • memory/2596-79-0x0000000075890000-0x000000007595C000-memory.dmp

    Filesize

    816KB

  • memory/2596-77-0x0000000075AA0000-0x0000000075CB5000-memory.dmp

    Filesize

    2.1MB

  • memory/2596-76-0x00000000751F0000-0x00000000751F9000-memory.dmp

    Filesize

    36KB

  • memory/2596-73-0x0000000075200000-0x000000007539E000-memory.dmp

    Filesize

    1.6MB

  • memory/2596-74-0x00000000754D0000-0x0000000075521000-memory.dmp

    Filesize

    324KB

  • memory/2596-72-0x00000000771F0000-0x0000000077247000-memory.dmp

    Filesize

    348KB

  • memory/2596-70-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/2596-64-0x0000000075890000-0x000000007595C000-memory.dmp

    Filesize

    816KB

  • memory/2596-63-0x00000000750A0000-0x00000000750D2000-memory.dmp

    Filesize

    200KB

  • memory/2596-62-0x0000000075AA0000-0x0000000075CB5000-memory.dmp

    Filesize

    2.1MB

  • memory/2596-61-0x0000000075970000-0x0000000075A94000-memory.dmp

    Filesize

    1.1MB

  • memory/2596-53-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/2596-51-0x0000000077350000-0x00000000773D3000-memory.dmp

    Filesize

    524KB

  • memory/2596-48-0x0000000075890000-0x000000007595C000-memory.dmp

    Filesize

    816KB

  • memory/2596-44-0x0000000075AA0000-0x0000000075CB5000-memory.dmp

    Filesize

    2.1MB

  • memory/2596-39-0x00000000753C0000-0x00000000753DC000-memory.dmp

    Filesize

    112KB

  • memory/2596-83-0x0000000074EE0000-0x0000000075013000-memory.dmp

    Filesize

    1.2MB

  • memory/2596-84-0x0000000000400000-0x0000000000766000-memory.dmp

    Filesize

    3.4MB

  • memory/2596-85-0x0000000077150000-0x00000000771ED000-memory.dmp

    Filesize

    628KB

  • memory/2596-271-0x00000000004D3000-0x00000000004D6000-memory.dmp

    Filesize

    12KB

  • memory/2596-310-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB