Analysis

  • max time kernel
    94s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-12-2024 18:43

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 11 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • 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 2 IoCs
  • Drops file in Windows directory 17 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 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 61 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 12 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:1964
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3980
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding A96426379C8A8F1F97189270FEE8030B
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1984
      • C:\Users\Admin\AppData\Local\Temp\0B3F0879-9E40-4434-B862-76B68FCDA94E\lite_installer.exe
        "C:\Users\Admin\AppData\Local\Temp\0B3F0879-9E40-4434-B862-76B68FCDA94E\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:3312
      • C:\Users\Admin\AppData\Local\Temp\554D8FB3-FBD2-42D9-81A0-77BF340A9771\seederexe.exe
        "C:\Users\Admin\AppData\Local\Temp\554D8FB3-FBD2-42D9-81A0-77BF340A9771\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\001611D3-BDC1-497C-9E74-A784E8233064\sender.exe" "--is_elevated=yes" "--ui_level=5" "--good_token=x" "--no_opera=n"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4772
        • C:\Users\Admin\AppData\Local\Temp\001611D3-BDC1-497C-9E74-A784E8233064\sender.exe
          C:\Users\Admin\AppData\Local\Temp\001611D3-BDC1-497C-9E74-A784E8233064\sender.exe --send "/status.xml?clid=2414917&uuid=ab77dc12-cc06-4441-9a8c-6b5e53ebd7be&vnt=Windows 10x64&file-no=8%0A15%0A25%0A45%0A57%0A59%0A102%0A111%0A125%0A129%0A"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:428

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Config.Msi\e57a663.rbs

    Filesize

    575B

    MD5

    6b97603464fd9b600a6734f735d85843

    SHA1

    64fd61821337d3c0beb430b4a72caafefde9803e

    SHA256

    bb571c966008882bc9769b97c1ab4f0c7e09dbb212918ca87e69c20fe98a8267

    SHA512

    39b81e1fdb988f2d1a082ed753017c8690b360237a8439528159cbfc78a300c81ac5f03824730bcce2d217361518862e8a3476be82af62024b0e359b5f6a1812

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\357F04AD41BCF5FE18FCB69F60C6680F_394487CAFBCFB8C5917AD7A10924C8A7

    Filesize

    1KB

    MD5

    740959436988f1c44208ddb07086c963

    SHA1

    3926a413a3fa7e3ebabe7a26fd6a57f77468b48f

    SHA256

    f14f4b48dbc7b7f5a6f1196738e4d580254a08afbda1025096db7c43594f3544

    SHA512

    ab1f1ba1a29ebbf5d84457d4eabe369e290324d40987dc8e0779eb1c311e980e16a6f101892f85db3a342f0ffcade5311e20380e301df0dedafcfea30b584520

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E

    Filesize

    1KB

    MD5

    2ce7d38642a7377b048c5138fca9214a

    SHA1

    dc4281273bada40898b040d11f832d566ff72b58

    SHA256

    6079c97828fb8e96383a73056c135ff9f0dc2f1f2d2ee709fc63d23125030b0c

    SHA512

    c9bdf227f0fda8eda3d110905057a103090e3314d75d35ca3aa5fa20119cf8961407a1fde673296607bfb7069c242058853df506896e084fb4bbcfce0a356345

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\357F04AD41BCF5FE18FCB69F60C6680F_394487CAFBCFB8C5917AD7A10924C8A7

    Filesize

    536B

    MD5

    1f7e6187f5025adad72560682e3732a8

    SHA1

    3c3ac315b85016e3a8539a560406bd73186ab3c4

    SHA256

    c0b14584fc8d9caa2be84cbd047c0122c52c0edfc5da40412ccdd9fc31c534f5

    SHA512

    4c052caabab9fb1a3b14bd37fce5c79b7be2bbf41f802769ea7eb9aa136309d7e3af34374d0cdadab7598a0d04c5907abd8299e8ec6329d335b13584388472a7

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E

    Filesize

    536B

    MD5

    e6835ad41b4cce28f47c000363a8e91f

    SHA1

    49732e4e21fc35846ea9d0741e280755d7b230a3

    SHA256

    5594c2ff9bc3f9bfda6754cdb22475b9b7194d20b41bacdda3769e6a3370044c

    SHA512

    476b4d2d4013af1309eb6034887e8ae81826aa11e29580ff848d1a41240da8d40a5f49e5901b7b8c92f105bb6d8ec371c44ef6e818d07e8700b0a3937103a8ad

  • C:\Users\Admin\AppData\Local\Temp\001611D3-BDC1-497C-9E74-A784E8233064\sender.exe

    Filesize

    260KB

    MD5

    f1a8f60c018647902e70cf3869e1563f

    SHA1

    3caf9c51dfd75206d944d4c536f5f5ff8e225ae9

    SHA256

    36022c6ecb3426791e6edee9074a3861fe5b660d98f2b2b7c13b80fe11a75577

    SHA512

    c02dfd6276ad136283230cdf07d30ec2090562e6c60d6c0d4ac3110013780fcafd76e13931be53b924a35cf473d0f5ace2f6b5c3f1f70ce66b40338e53d38d1e

  • C:\Users\Admin\AppData\Local\Temp\0B3F0879-9E40-4434-B862-76B68FCDA94E\lite_installer.exe

    Filesize

    419KB

    MD5

    aafdfaa7a989ddb216510fc9ae5b877f

    SHA1

    41cf94692968a7d511b6051b7fe2b15c784770cb

    SHA256

    688d0b782437ccfae2944281ade651a2da063f222e80b3510789dbdce8b00fdc

    SHA512

    6e2b76ff6df79c6de6887cf739848d05c894fbd70dc9371fff95e6ccd9938d695c46516cb18ec8edd01e78cad1a6029a3d633895f7ddba4db4bf9cd39271bd44

  • C:\Users\Admin\AppData\Local\Temp\554D8FB3-FBD2-42D9-81A0-77BF340A9771\seederexe.exe

    Filesize

    8.6MB

    MD5

    225ba20fa3edd13c9c72f600ff90e6cb

    SHA1

    5f1a9baa85c2afe29619e7cc848036d9174701e4

    SHA256

    35585d12899435e13e186490fcf1d270adbe3c74a1e0578b3d9314858bf2d797

    SHA512

    97e699cffe28d3c3611570d341ccbc1a0f0eec233c377c70e0e20d4ed3b956b6fe200a007f7e601a5724e733c97eaddc39d308b9af58d45f7598f10038d94ab3

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

    Filesize

    34KB

    MD5

    071ee6defc66fea8619bcd6a6a5b5fdf

    SHA1

    7e5a84d4fca33c01fafe2365ab03bb61576d59a5

    SHA256

    ce2d64b1b25774e2da23cdc90b99e5278c58b0c83fef176700da309b2b3f09bb

    SHA512

    63ff13701e75b938246b223e966514a8d4d793b15b412542b13c425d3b4e55d81cbd83c7b774c35c678d13e3f3a9c2f96df528a94cb1a2c6f605b0b840a15a45

  • 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\omnija-20244329.zip

    Filesize

    42.1MB

    MD5

    bf952b53408934f1d48596008f252b8d

    SHA1

    758d76532fdb48c4aaf09a24922333c4e1de0d01

    SHA256

    2183a97932f51d5b247646985b4e667d8be45f18731c418479bbd7743c825686

    SHA512

    a510a96e17090ada1a107e0f6d4819787652ab3d38cd17237f255c736817c7cfcb3fd5cf25f56d5693f4923375b2ab9548e9215070e252aae25c3528b2186d99

  • C:\Users\Admin\AppData\Local\Temp\tmp4772aaaaaa

    Filesize

    2.5MB

    MD5

    fefc3d677388386c29d8720c15b9db3f

    SHA1

    370f1f40ae5c652d87b3b8f42e67d827af2b1754

    SHA256

    74d5e8d3cd8d659d8df8e6f306832dfc252e1a6e676bb60334e31b5943deb4fb

    SHA512

    b462ca1ffb0798bedc39c945daa75ff73e0efbb1c6dfdb262e6b2936158933f514f0b4169e811069df11aaeaebd39c826ce0caf9f6eb6d77de249fca6abe39fe

  • 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\5keoqj3l.Admin\places.sqlite-20241229184334.342078.backup

    Filesize

    68KB

    MD5

    314cb7ffb31e3cc676847e03108378ba

    SHA1

    3667d2ade77624e79d9efa08a2f1d33104ac6343

    SHA256

    b6d278384a3684409a2a86f03e4f52869818ce7dd8b5779876960353f7d35dc1

    SHA512

    dc795fa35ea214843a781ee2b2ef551b91b6841a799bef2c6fb1907d90f6c114071a951ebb7b2b30e81d52b594d447a26ab12ddb57c331e854577d11e5febef5

  • C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\Bookmarks-20241229184334.388944.backup

    Filesize

    1KB

    MD5

    3adec702d4472e3252ca8b58af62247c

    SHA1

    35d1d2f90b80dca80ad398f411c93fe8aef07435

    SHA256

    2b167248e8136c4d45c2c46e2bff6fb5e5137dd4dfdccde998599be2df2e9335

    SHA512

    7562e093d16ee6305c1bb143a3f5d60dafe8b5de74952709abc68a0c353b65416bf78b1fa1a6720331615898848c1464a7758c5dfe78f8098f77fbfa924784c0

  • C:\Users\Admin\AppData\Roaming\Opera Software\Opera Stable\Preferences-20241229184334.388944.backup

    Filesize

    313B

    MD5

    af006f1bcc57b11c3478be8babc036a8

    SHA1

    c3bb4fa8c905565ca6a1f218e39fe7494910891e

    SHA256

    ed6a32e11cc99728771989b01f5ae813de80c46a59d3dc68c23a4671a343cb8c

    SHA512

    3d20689b0f39b414349c505be607e6bfc1f33ac401cf62a32f36f7114e4a486552f3e74661e90db29402bb85866944e9f8f31baba9605aa0c6def621511a26af

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

    Filesize

    38B

    MD5

    f6f2d9fbd1e77b83119b4a18bac3e52f

    SHA1

    22b0b2aa73c6bdf6fbfbd395edb1979457f4a1a8

    SHA256

    530a7352249424cecb8c463b87b89c685a9d231651f21083459106236ce56392

    SHA512

    051a593174667839e9405e51f118ae9755a0f87e9ac821ce71614ff8dc289342ac04d96b8551f817832041ee6a3aff7a76db8847fe0dbc430347c20533bc4097

  • C:\Windows\Installer\MSIA8B3.tmp

    Filesize

    181KB

    MD5

    0c80a997d37d930e7317d6dac8bb7ae1

    SHA1

    018f13dfa43e103801a69a20b1fab0d609ace8a5

    SHA256

    a5dd2f97c6787c335b7807ff9b6966877e9dd811f9e26326837a7d2bd224de86

    SHA512

    fe1caef6d727344c60df52380a6e4ab90ae1a8eb5f96d6054eced1b7734357ce080d944fa518cf1366e14c4c0bd9a41db679738a860800430034a75bb90e51a5

  • C:\Windows\Installer\MSIA99F.tmp

    Filesize

    189KB

    MD5

    e6fd0e66cf3bfd3cc04a05647c3c7c54

    SHA1

    6a1b7f1a45fb578de6492af7e2fede15c866739f

    SHA256

    669cc0aae068ced3154acaecb0c692c4c5e61bc2ca95b40395a3399e75fcb9b2

    SHA512

    fc8613f31acaf6155852d3ad6130fc3b76674b463dcdcfcd08a3b367dfd9e5b991e3f0a26994bcaf42f9e863a46a81e2520e77b1d99f703bcb08800bdca4efcb

  • memory/1964-5-0x0000000000411000-0x0000000000414000-memory.dmp

    Filesize

    12KB

  • memory/1964-520-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1964-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB