Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    29-12-2024 18:31

General

  • Target

    2024-12-29_bb5d5da1d5466da7c8f9f9934107a356_floxif_luca-stealer_magniber.exe

  • Size

    10.2MB

  • MD5

    bb5d5da1d5466da7c8f9f9934107a356

  • SHA1

    fb50610d4d522d193efedb2bda725c7dc7bb8056

  • SHA256

    631355e89fe833494f9e95afdd8e7184ac9eb48bf07538926efc0c490571d7f9

  • SHA512

    1a197ea852eaeacb5cad5681a1d25c0b9ba980e286bceaea45de00e1b595d7fec837bfccfa7999bf0b3882f80d767bab5c0cdb453ddf38a221f9cb1d5be8f029

  • SSDEEP

    196608:adad4T0xcsSB5orrcbSsi0s/lmPJ7N3VvXWrqufezvqG:GadCoXrlAJ7N3pXW2uGzyG

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.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 14 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Blocklisted process makes network request 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates connected drives 3 TTPs 47 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 1 IoCs
  • Drops file in Windows directory 16 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 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 2 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-29_bb5d5da1d5466da7c8f9f9934107a356_floxif_luca-stealer_magniber.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-29_bb5d5da1d5466da7c8f9f9934107a356_floxif_luca-stealer_magniber.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2520
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding C78EAAE10015CE42A771B17A19013253
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2312
      • C:\Users\Admin\AppData\Local\Temp\F1745206-C9FC-470D-81CD-081B46008981\lite_installer.exe
        "C:\Users\Admin\AppData\Local\Temp\F1745206-C9FC-470D-81CD-081B46008981\lite_installer.exe" --use-user-default-locale --silent --cumtom-welcome-page=https://browser.yandex.ru/promo/welcome_com/5/
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:1524
      • C:\Users\Admin\AppData\Local\Temp\91F379E0-BA61-4A0A-A04F-68CAE3565B61\seederexe.exe
        "C:\Users\Admin\AppData\Local\Temp\91F379E0-BA61-4A0A-A04F-68CAE3565B61\seederexe.exe" "--yqs=" "--yhp=" "--ilight=" "--oem=" "--nopin=n" "--pin_custom=n" "--pin_desktop=n" "--pin_taskbar=y" "--locale=us" "--browser=" "--browser_default=" "--loglevel=trace" "--ess=" "--clids=C:\Users\Admin\AppData\Local\Temp\clids-yasearch.xml" "--sender=C:\Users\Admin\AppData\Local\Temp\CDE5EAB6-0D8F-4F12-9879-64315C2ED339\sender.exe" "--is_elevated=yes" "--ui_level=5" "--good_token=x" "--no_opera=n"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1972
        • C:\Users\Admin\AppData\Local\Temp\CDE5EAB6-0D8F-4F12-9879-64315C2ED339\sender.exe
          C:\Users\Admin\AppData\Local\Temp\CDE5EAB6-0D8F-4F12-9879-64315C2ED339\sender.exe --send "/status.xml?clid=2414917&uuid=62c6d947-05B7-4C37-BD68-51A6CBA33a0f&vnt=Windows 7x64&file-no=6%0A15%0A25%0A45%0A57%0A59%0A111%0A125%0A129%0A"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:28268

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Config.Msi\f769907.rbs

    Filesize

    575B

    MD5

    5b867b7f03ac3ec46b186b0c263b76dd

    SHA1

    83dc4f4858fab0c6f978b5aeac29d0ac31bb6d6a

    SHA256

    56f2136c76e092f935e50407040bec33bfe4cc89b1878090d90111cb4cffc867

    SHA512

    7ad0ce339d03744c64372099282251cc57db83126ebe1a41a42a97efd9fa52c23fa08b9812edb1140e927fbe075028a1282c52bbb74d280491b31f45b144d24e

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    1d5a6e86b2a84a09f6ccac31658526ad

    SHA1

    d23746bd4dc016e4386ebbdb035798c26b6264c3

    SHA256

    3ab98bad2ef0f2e331628e01e1ca50d19eadf26d4a1569421504f51341afeff7

    SHA512

    593ef9731627cc40f727cdc716b3c24f349b93bc5f6ed265c34492e33d93142d0805e69cfab32b2cf0a2057033b1ce285da5a81609335e3c4002f7ceb85c3d63

  • C:\Users\Admin\AppData\Local\Temp\91F379E0-BA61-4A0A-A04F-68CAE3565B61\seederexe.exe

    Filesize

    8.6MB

    MD5

    225ba20fa3edd13c9c72f600ff90e6cb

    SHA1

    5f1a9baa85c2afe29619e7cc848036d9174701e4

    SHA256

    35585d12899435e13e186490fcf1d270adbe3c74a1e0578b3d9314858bf2d797

    SHA512

    97e699cffe28d3c3611570d341ccbc1a0f0eec233c377c70e0e20d4ed3b956b6fe200a007f7e601a5724e733c97eaddc39d308b9af58d45f7598f10038d94ab3

  • C:\Users\Admin\AppData\Local\Temp\CDE5EAB6-0D8F-4F12-9879-64315C2ED339\sender.exe

    Filesize

    260KB

    MD5

    f1a8f60c018647902e70cf3869e1563f

    SHA1

    3caf9c51dfd75206d944d4c536f5f5ff8e225ae9

    SHA256

    36022c6ecb3426791e6edee9074a3861fe5b660d98f2b2b7c13b80fe11a75577

    SHA512

    c02dfd6276ad136283230cdf07d30ec2090562e6c60d6c0d4ac3110013780fcafd76e13931be53b924a35cf473d0f5ace2f6b5c3f1f70ce66b40338e53d38d1e

  • C:\Users\Admin\AppData\Local\Temp\Cab937B.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\F1745206-C9FC-470D-81CD-081B46008981\lite_installer.exe

    Filesize

    419KB

    MD5

    aafdfaa7a989ddb216510fc9ae5b877f

    SHA1

    41cf94692968a7d511b6051b7fe2b15c784770cb

    SHA256

    688d0b782437ccfae2944281ade651a2da063f222e80b3510789dbdce8b00fdc

    SHA512

    6e2b76ff6df79c6de6887cf739848d05c894fbd70dc9371fff95e6ccd9938d695c46516cb18ec8edd01e78cad1a6029a3d633895f7ddba4db4bf9cd39271bd44

  • C:\Users\Admin\AppData\Local\Temp\OMNIJA~1.ZIP

    Filesize

    41.3MB

    MD5

    1d6cfd7db58008d1b44328c5a3a4220c

    SHA1

    8e8304bfd7a73b9ae8415b6cbd273e612868a2b2

    SHA256

    915e46dcc29d6fee123c4b8e88d846ac95ffd4a6f4eb956dc882d305ee1b8256

    SHA512

    4c17160aa83abeff897462f981226902dd6694817ad95f246511fc63c637bdffa0989a3db00c4309fa673a13b4993c509df538ddad482d1be8b4058749ee93f2

  • C:\Users\Admin\AppData\Local\Temp\Tar939D.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\YandexSearch00000.log

    Filesize

    34KB

    MD5

    b3367a678fd422ad32ff700ae98c2043

    SHA1

    63bd97bae754972fe0500bdda6a00242ce831ec0

    SHA256

    1b49d338ad3b57f714da87f02e2595062e14ea045e25d8c0dde60bbb43b2dc0f

    SHA512

    09d07fc9214ffa5f07812d0b4e3dc1a8d2c407a8aac187c284983780163499cadb5c8f17bc343eb680be8413fa9defbfa7a4aa269650bc7d8c91b46dcea3f0d5

  • C:\Users\Admin\AppData\Local\Temp\clids-yasearch.xml

    Filesize

    530B

    MD5

    c0cfa158f6441d43bb397b15ca1675f3

    SHA1

    afbab04c2907398d7f235b784f485bc18d3c1e72

    SHA256

    add07fef94e1b178b2249b4e3e08617462ee947af47e8fea482ef709ed10ca3d

    SHA512

    b0b78c5ad8629975d78d8db5c508eb9d361f322664e899623fd2d45f1eeedef828b91c02f514f5180300b081c1d049a99e69a1a2da558c8349cb23beea02e185

  • C:\Users\Admin\AppData\Local\Temp\vendor00000.xml

    Filesize

    509B

    MD5

    05e3ea69740948960f63ad39f75944da

    SHA1

    a130186e3072180eddd8cacb54d337f88779d057

    SHA256

    5ded61233d99c2834af07bff0690a6a0e9c745229c59c5f4fb7aeb0ecc9c71cd

    SHA512

    97c303c5b3cf7f2074bb093bf8e3640e1b6051294e7d2df9dd5b6957e42f1cff6032f1e82233e3fcae5d06404501204ea1f7e2f25ba645f119079e957c571bdd

  • C:\Users\Admin\AppData\Local\Temp\{5B964E0E-B9A3-4276-9ED9-4D5A5720747A}\YandexSearch.msi

    Filesize

    9.8MB

    MD5

    7d0bbbe45fcdf75ccc2ef62438f2e362

    SHA1

    150a12869119484b43028b76f984d29cd5aa310b

    SHA256

    278495b4f83bbf9ba5d1e9be4cabbb286b06a2e74e54448a91ac117847d184f2

    SHA512

    f2de2bd795e68b3c6d95fa372fc6101076079d86d9eeb1bd2f05caac025fd3749617ea3713f992d4c2e781afd761591596136edc2d3e4ddc788c76da6fa095f0

  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\xmhyv50e.Admin\places.sqlite-20241229183115.092200.backup

    Filesize

    68KB

    MD5

    314cb7ffb31e3cc676847e03108378ba

    SHA1

    3667d2ade77624e79d9efa08a2f1d33104ac6343

    SHA256

    b6d278384a3684409a2a86f03e4f52869818ce7dd8b5779876960353f7d35dc1

    SHA512

    dc795fa35ea214843a781ee2b2ef551b91b6841a799bef2c6fb1907d90f6c114071a951ebb7b2b30e81d52b594d447a26ab12ddb57c331e854577d11e5febef5

  • C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\Bookmarks-20241229183115.669400.backup

    Filesize

    1KB

    MD5

    3adec702d4472e3252ca8b58af62247c

    SHA1

    35d1d2f90b80dca80ad398f411c93fe8aef07435

    SHA256

    2b167248e8136c4d45c2c46e2bff6fb5e5137dd4dfdccde998599be2df2e9335

    SHA512

    7562e093d16ee6305c1bb143a3f5d60dafe8b5de74952709abc68a0c353b65416bf78b1fa1a6720331615898848c1464a7758c5dfe78f8098f77fbfa924784c0

  • C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\Preferences-20241229183115.669400.backup

    Filesize

    313B

    MD5

    af006f1bcc57b11c3478be8babc036a8

    SHA1

    c3bb4fa8c905565ca6a1f218e39fe7494910891e

    SHA256

    ed6a32e11cc99728771989b01f5ae813de80c46a59d3dc68c23a4671a343cb8c

    SHA512

    3d20689b0f39b414349c505be607e6bfc1f33ac401cf62a32f36f7114e4a486552f3e74661e90db29402bb85866944e9f8f31baba9605aa0c6def621511a26af

  • C:\Users\Admin\AppData\Roaming\Yandex\ui

    Filesize

    36B

    MD5

    21c25aefba1f718272b3fa8ed49128a0

    SHA1

    6066d5297eef41d4fa7b24fc5465b235e1bb848a

    SHA256

    37675e12fffe05820889f3786daf5000863cba8ba6504ac8e9700577f1ed59a3

    SHA512

    60bfd15758e681ec0d127785fea96a7146328a5208d245011a957f3ec65e588afdbdc1f161880e4fa58b777e29c12f9b7236049e7c8ae13269e85f5108756d0e

  • C:\Windows\Installer\MSI9BFF.tmp

    Filesize

    181KB

    MD5

    0c80a997d37d930e7317d6dac8bb7ae1

    SHA1

    018f13dfa43e103801a69a20b1fab0d609ace8a5

    SHA256

    a5dd2f97c6787c335b7807ff9b6966877e9dd811f9e26326837a7d2bd224de86

    SHA512

    fe1caef6d727344c60df52380a6e4ab90ae1a8eb5f96d6054eced1b7734357ce080d944fa518cf1366e14c4c0bd9a41db679738a860800430034a75bb90e51a5

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • \Windows\Installer\MSI9C4E.tmp

    Filesize

    189KB

    MD5

    e6fd0e66cf3bfd3cc04a05647c3c7c54

    SHA1

    6a1b7f1a45fb578de6492af7e2fede15c866739f

    SHA256

    669cc0aae068ced3154acaecb0c692c4c5e61bc2ca95b40395a3399e75fcb9b2

    SHA512

    fc8613f31acaf6155852d3ad6130fc3b76674b463dcdcfcd08a3b367dfd9e5b991e3f0a26994bcaf42f9e863a46a81e2520e77b1d99f703bcb08800bdca4efcb

  • memory/2520-378-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2520-5-0x0000000000411000-0x0000000000414000-memory.dmp

    Filesize

    12KB

  • memory/2520-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB