Analysis

  • max time kernel
    142s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-09-2024 01:02

General

  • Target

    2024-09-16_52f73b80ac790f12f0eeb8a16d92227c_floxif_icedid.exe

  • Size

    23.3MB

  • MD5

    52f73b80ac790f12f0eeb8a16d92227c

  • SHA1

    8dac121a2916de0f8dea270e1721249a0c41cf14

  • SHA256

    db1e3f5434fb1e45bce442f77c9049c965c92c6d2253d5f8dbcd150a71ed0774

  • SHA512

    ca37cd8b456f179ca624ad382405cb5e3b4710eaf05dee8588fb1e0278c42da3038e6832f4b7f9d52d7c07bf857b232850b2f9864727bca17befbd52402debcf

  • SSDEEP

    393216:QHA825yeORrAZMTxp20AaZQ8coY5ShvEPO6vBgKwCGAfXLl:Qg8HeABf21am8JY5WvEPOIgF6l

Malware Config

Signatures

  • 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 3 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 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-16_52f73b80ac790f12f0eeb8a16d92227c_floxif_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-16_52f73b80ac790f12f0eeb8a16d92227c_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:2036
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4380,i,11251706013556949551,5157034131170452377,262144 --variations-seed-version --mojo-platform-channel-handle=4436 /prefetch:8
    1⤵
      PID:4584

    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\240670828.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/2036-4-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB

    • memory/2036-14-0x00000000771B0000-0x000000007722A000-memory.dmp

      Filesize

      488KB

    • memory/2036-16-0x00000000771B0000-0x000000007722A000-memory.dmp

      Filesize

      488KB

    • memory/2036-15-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-19-0x00000000771B0000-0x000000007722A000-memory.dmp

      Filesize

      488KB

    • memory/2036-23-0x0000000076550000-0x0000000076575000-memory.dmp

      Filesize

      148KB

    • memory/2036-29-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-31-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-33-0x0000000076F60000-0x000000007700F000-memory.dmp

      Filesize

      700KB

    • memory/2036-32-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-28-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-35-0x00000000759E0000-0x0000000075BF0000-memory.dmp

      Filesize

      2.1MB

    • memory/2036-40-0x0000000076F60000-0x000000007700F000-memory.dmp

      Filesize

      700KB

    • memory/2036-66-0x0000000075D90000-0x0000000076343000-memory.dmp

      Filesize

      5.7MB

    • memory/2036-65-0x0000000076F60000-0x000000007700F000-memory.dmp

      Filesize

      700KB

    • memory/2036-77-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-76-0x00000000759E0000-0x0000000075BF0000-memory.dmp

      Filesize

      2.1MB

    • memory/2036-75-0x0000000075D90000-0x0000000076343000-memory.dmp

      Filesize

      5.7MB

    • memory/2036-74-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-73-0x00000000759E0000-0x0000000075BF0000-memory.dmp

      Filesize

      2.1MB

    • memory/2036-72-0x0000000075D90000-0x0000000076343000-memory.dmp

      Filesize

      5.7MB

    • memory/2036-71-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-70-0x0000000075290000-0x0000000075304000-memory.dmp

      Filesize

      464KB

    • memory/2036-69-0x0000000075930000-0x000000007595C000-memory.dmp

      Filesize

      176KB

    • memory/2036-68-0x00000000768E0000-0x00000000769C3000-memory.dmp

      Filesize

      908KB

    • memory/2036-67-0x00000000759E0000-0x0000000075BF0000-memory.dmp

      Filesize

      2.1MB

    • memory/2036-63-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-62-0x0000000075290000-0x0000000075304000-memory.dmp

      Filesize

      464KB

    • memory/2036-61-0x0000000075930000-0x000000007595C000-memory.dmp

      Filesize

      176KB

    • memory/2036-59-0x0000000075D90000-0x0000000076343000-memory.dmp

      Filesize

      5.7MB

    • memory/2036-57-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-56-0x0000000075290000-0x0000000075304000-memory.dmp

      Filesize

      464KB

    • memory/2036-55-0x0000000076550000-0x0000000076575000-memory.dmp

      Filesize

      148KB

    • memory/2036-54-0x00000000759E0000-0x0000000075BF0000-memory.dmp

      Filesize

      2.1MB

    • memory/2036-53-0x0000000075D90000-0x0000000076343000-memory.dmp

      Filesize

      5.7MB

    • memory/2036-52-0x0000000076F60000-0x000000007700F000-memory.dmp

      Filesize

      700KB

    • memory/2036-51-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-64-0x0000000077800000-0x00000000778DC000-memory.dmp

      Filesize

      880KB

    • memory/2036-60-0x00000000759E0000-0x0000000075BF0000-memory.dmp

      Filesize

      2.1MB

    • memory/2036-58-0x0000000076F60000-0x000000007700F000-memory.dmp

      Filesize

      700KB

    • memory/2036-49-0x00000000759E0000-0x0000000075BF0000-memory.dmp

      Filesize

      2.1MB

    • memory/2036-48-0x0000000075D90000-0x0000000076343000-memory.dmp

      Filesize

      5.7MB

    • memory/2036-47-0x0000000076F60000-0x000000007700F000-memory.dmp

      Filesize

      700KB

    • memory/2036-46-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-45-0x0000000075290000-0x0000000075304000-memory.dmp

      Filesize

      464KB

    • memory/2036-44-0x0000000075930000-0x000000007595C000-memory.dmp

      Filesize

      176KB

    • memory/2036-43-0x00000000768E0000-0x00000000769C3000-memory.dmp

      Filesize

      908KB

    • memory/2036-42-0x00000000759E0000-0x0000000075BF0000-memory.dmp

      Filesize

      2.1MB

    • memory/2036-41-0x0000000075D90000-0x0000000076343000-memory.dmp

      Filesize

      5.7MB

    • memory/2036-39-0x0000000077800000-0x00000000778DC000-memory.dmp

      Filesize

      880KB

    • memory/2036-37-0x0000000075930000-0x000000007595C000-memory.dmp

      Filesize

      176KB

    • memory/2036-36-0x00000000768E0000-0x00000000769C3000-memory.dmp

      Filesize

      908KB

    • memory/2036-50-0x0000000075290000-0x0000000075304000-memory.dmp

      Filesize

      464KB

    • memory/2036-38-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-34-0x0000000075D90000-0x0000000076343000-memory.dmp

      Filesize

      5.7MB

    • memory/2036-27-0x0000000076550000-0x0000000076575000-memory.dmp

      Filesize

      148KB

    • memory/2036-25-0x00000000771B0000-0x000000007722A000-memory.dmp

      Filesize

      488KB

    • memory/2036-24-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-22-0x0000000075930000-0x000000007595C000-memory.dmp

      Filesize

      176KB

    • memory/2036-21-0x00000000771B0000-0x000000007722A000-memory.dmp

      Filesize

      488KB

    • memory/2036-30-0x0000000076550000-0x0000000076575000-memory.dmp

      Filesize

      148KB

    • memory/2036-20-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-26-0x0000000075930000-0x000000007595C000-memory.dmp

      Filesize

      176KB

    • memory/2036-18-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-17-0x0000000075930000-0x000000007595C000-memory.dmp

      Filesize

      176KB

    • memory/2036-119-0x0000000000480000-0x0000000000484000-memory.dmp

      Filesize

      16KB

    • memory/2036-121-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-142-0x0000000000400000-0x0000000000766000-memory.dmp

      Filesize

      3.4MB

    • memory/2036-145-0x0000000010000000-0x0000000010030000-memory.dmp

      Filesize

      192KB