Analysis Overview
SHA256
bc8f1f867b2e6c7d90ee8db77ce5e6e7bb14fabbe9cf4b53092b8915c59eb572
Threat Level: Known bad
The file bcbf9d2fc64727580c2f6b88f965b980_NeikiAnalytics.exe was found to be: Known bad.
Malicious Activity Summary
Ramnit
Executes dropped EXE
Loads dropped DLL
UPX packed file
Drops file in System32 directory
Drops file in Program Files directory
Program crash
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Modifies Internet Explorer settings
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-14 11:44
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-14 11:44
Reported
2024-06-14 11:46
Platform
win7-20240611-en
Max time kernel
121s
Max time network
133s
Command Line
Signatures
Ramnit
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32Srv.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32Srv.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\rundll32Srv.exe | C:\Windows\SysWOW64\rundll32.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Microsoft\px4FE4.tmp | C:\Windows\SysWOW64\rundll32Srv.exe | N/A |
| File created | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | C:\Windows\SysWOW64\rundll32Srv.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | C:\Windows\SysWOW64\rundll32Srv.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\PageSetup | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\LowRegistry | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Zoom | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\GPU | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424527319" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\IETld\LowMic | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\IntelliForms | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\SearchScopes | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Main | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Main | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\DomainSuggestion | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\InternetRegistry | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Toolbar | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{6A35F071-2A43-11EF-B918-627D7EE66EFE} = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bcbf9d2fc64727580c2f6b88f965b980_NeikiAnalytics.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bcbf9d2fc64727580c2f6b88f965b980_NeikiAnalytics.dll,#1
C:\Windows\SysWOW64\rundll32Srv.exe
C:\Windows\SysWOW64\rundll32Srv.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2188 -s 228
C:\Program Files (x86)\Microsoft\DesktopLayer.exe
"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2736 CREDAT:275457 /prefetch:2
Network
| Country | Destination | Domain | Proto |
| US | 204.79.197.200:443 | ieonline.microsoft.com | tcp |
| US | 204.79.197.200:443 | ieonline.microsoft.com | tcp |
| US | 204.79.197.200:443 | ieonline.microsoft.com | tcp |
Files
\Windows\SysWOW64\rundll32Srv.exe
| MD5 | ff5e1f27193ce51eec318714ef038bef |
| SHA1 | b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6 |
| SHA256 | fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320 |
| SHA512 | c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a |
memory/2188-2-0x0000000010000000-0x00000000100BA000-memory.dmp
memory/2188-3-0x0000000000170000-0x000000000019E000-memory.dmp
memory/2100-9-0x0000000000230000-0x000000000023F000-memory.dmp
memory/2100-10-0x0000000000400000-0x000000000042E000-memory.dmp
memory/2100-15-0x0000000000240000-0x000000000026E000-memory.dmp
memory/1092-17-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1092-20-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1092-22-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1092-19-0x0000000000240000-0x0000000000241000-memory.dmp
memory/2188-23-0x0000000010000000-0x00000000100BA000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Cab6855.tmp
| MD5 | 49aebf8cbd62d92ac215b2923fb1b9f5 |
| SHA1 | 1723be06719828dda65ad804298d0431f6aff976 |
| SHA256 | b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f |
| SHA512 | bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b |
C:\Users\Admin\AppData\Local\Temp\Tar6965.tmp
| MD5 | 4ea6026cf93ec6338144661bf1202cd1 |
| SHA1 | a1dec9044f750ad887935a01430bf49322fbdcb7 |
| SHA256 | 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8 |
| SHA512 | 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | b1bfad441a0a2ad22b9f1a677012b03f |
| SHA1 | d6ab49daa8587e89056599fffdb41a5a63fc1699 |
| SHA256 | 0e0ecbaff1b94bf1e89d9f3d4bc8d916673a37a633d083b10129f49da54ac628 |
| SHA512 | 799793d3456fdcd9e00cb47d0b29dcc0bc071fe9a6723196e8ee34edc14b73534d17fced78b763c11db9750bdd11be3c90a1c7538063cd64eede3e38c979a245 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | a675abc7fa19107a0aab3c8b2bd850cc |
| SHA1 | 49bcb3fb7fe3f68acef3e563e3c61131bfcccaf6 |
| SHA256 | af5bc9abb403b120d9da6a089d9a07c911a0dba5b6a10e65e85981e5a08e3016 |
| SHA512 | 9689a3996a72b7bf802b83af630222523c3275813be976eb995adef42d7803a3681e3901df1f1e0fd275c95aa3a39512ce3c2d72ad26bd83c121eae7eec16814 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | 0f19af3d5593f87d64efabfe0b657361 |
| SHA1 | ba5e8d56a8648923fe101b29992757ada8196879 |
| SHA256 | 83797d5a302b96a7c06128ee9c4bac8178def36a5bca151f0df8ddfaa54e86c9 |
| SHA512 | 8bfd337729ca134db34b8f384dd68f88511053adf691f07cf3468d910ce71bd3be79ca5b369941d1c89969e7be746f6f8ee74e4a17859a98bc35f0c14634e853 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | 86caf00437262a025ea500afb242bc8a |
| SHA1 | 8bf5594711c6507f4f348832003a4474634b3c08 |
| SHA256 | eb52e3fb98db77a63e169a0bba3345a26bad3af8d2d39591582d3d6d7b46ab8e |
| SHA512 | f89e16ac1f08496d21a7a2cfd778c4116d6387ac1d19999f2bf38e2fd9ff914386759ff90389b94c6aa52d88098312f79d0de1b09f3e39bdfc00b3ef927a2d3c |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | 1fa5873d14567177d1b9b6c7a84842e5 |
| SHA1 | 8b0e2170e8554cd83689f07c0604e17d2b5e13d5 |
| SHA256 | 1c95b2a161248b46fd73dae7b60f38ef3d15994aa7973c68b5ca5c25c942013b |
| SHA512 | eb5f84cb47b308fe7e066b3a173cdac85675d487271aec9571c3adfad6377977c0f16cbad736e108dece533bff7b0deafd4b473ea3cab4154ff497a414a586d7 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | e61646680df4d443136bae3767d81c8c |
| SHA1 | 1312cda3d0e12378a195c6c7ea6beb88e2d5d989 |
| SHA256 | cc1ca7bb2c4ff02762b1c44491a5360f49e510bb9fbd8859a48c6b466d95b4e5 |
| SHA512 | f98699fc8ec4d2911d94de03127b72478cc71ef0cd4dbb306e789656da769513d605af040ba52495963352c65ab840c56261d5e86649ad24f17c639538c779de |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | dfd6328015083039e32bd1903eaa5a71 |
| SHA1 | aca96088d8563ccb1410dc185e9ef5239496c2d2 |
| SHA256 | 389b1201eb8829e0c0f1c363021947b0388425c05a64cf7b1b30f933d05f0420 |
| SHA512 | fd2d5b9fc06f5a2be1f874790c671f579d334f8e3eef284e159235812ee644b7a3721bd0d9030f01aa6f9c424ec7685d96afc0800f2fcd931b2badac2e648c61 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | 09e627a4d6075c60f928d98354e983c9 |
| SHA1 | acf49c4253583ec20b953885ba43f2d94f0ea77a |
| SHA256 | 404e76859608a8e557c5c09123a2df475b7cc6ee1c370ab0e70b84c787965483 |
| SHA512 | 0d722aa2d764d52e47bc800f372ff07970613d2e4c4d0f127a70c24cadf3cceb7b8a75f235f8af1e51905164040fc2ae6a65521d2c5a5650a7a00e6dff660cbe |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | d04bf2920208a2374823987e2ed1384f |
| SHA1 | 42597b0d840093ba4c66ccc05b5c804eef856b3c |
| SHA256 | f4fd1a8cc69fad5280667c1e29aae4cd3ea057a98274efa6a2b96e99a171824d |
| SHA512 | 3733daf3fe625538a6a4e14b37a9e93ace3f84f80dd298b09ef7aa2162f459f6abd886e63a801f59fa968bd6bc7894d82afe6714264c862461a9b9cf4d5b007f |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | 5e7ae570667af89d01d7d5d9cb4c5a75 |
| SHA1 | e2d30ca816a8f04dfe038730fd61671392e2d190 |
| SHA256 | b7e2dc137e010843a1ee52c33840f917f0c08f7b861c27a55b8d86d4525c7d7b |
| SHA512 | c0722e9fb77421ee18fffbdd623bd5caf1c31bd6e15084181949464fc9b811edc77e2f49023399b6a153dc1186ab3850b2116729878698e79f53ff1e74f17cd9 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | e2babe58a5e76ef5dbd5ec0896f62b20 |
| SHA1 | 39425f0a08edb1ca02945df45219dc52285928eb |
| SHA256 | 2a7f76210b1f58a88e969ce27d70ea75581c20be3ee31208f8c55cd57ec0a7e9 |
| SHA512 | ab9e98769f60d3960db2b39b1bd71e8f62ad404af45b948bcd141063e342b976c489353fb81f6810a7539393271d2a0999fd4dc0af0bc8dbc46cfcf0cd95ae52 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | 6d69474e8734eb55938b1ab2668d7236 |
| SHA1 | 65dbd4b016ca41133f226021889f7e5464e35262 |
| SHA256 | dde6baf8ec5643ab8503213600c4040b2f07fbed820e1b001e8eb527ac83e8e4 |
| SHA512 | 317d964f6270bf26e3007f7869fab57a28cbb7fe742eada1d99bed599acc718fcb1ab20a7cf8354b6efe696e6b07fe9f76d99351cce1deb1c5e4552fc8b5210c |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | bdeaef5e6376af570340036f8d860f24 |
| SHA1 | aed3ba519656bde2319b69f82ab1135098990b86 |
| SHA256 | f0e81b4a86b6076c4fd92810018a659243f63f2ce8a586df4bbbec1d088a77ad |
| SHA512 | d74dfd44f10aba943bb6f9ecac5af8544ddf8d541367dbb6b8fe3442d8baba2b079b03a291979183a886d1a046c7fcecd680a6ecea739c30564cf72883858d93 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | 8c8c24390a9392899765eb69c90ebdb1 |
| SHA1 | 92ca0d0f10fe351aab45827dccf3b67d12856420 |
| SHA256 | ecdf3d6dfb24fc3d0b720bc191027584bc87f3d7a8c668f14b9865352e82113f |
| SHA512 | a77d6eda39d96c367733ce8f7aaea00adc456e3d601ca38462113963dffe5e394fa10e2d5399493943e671483e263982651755d98ae4f42aceab2ec42f1655a3 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | cc7504bee25475ca090079614dcf3bc5 |
| SHA1 | c429d3fa4bef0e71c528e10f4c59c8a86bb2bb47 |
| SHA256 | 00073c015098dcb8ef22234491fad4a9c7a24dbed2ca45565b208218cc67efc2 |
| SHA512 | 3fd11e752aa626333da57ad2602379111845337baa1931aa6e5316e8899ffef15ecc2b7afdf769e241b610890112fa8023d0c692088d4675cb31f84167896957 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | dec98ce271762400ab9702ec7ae53d3a |
| SHA1 | 5122ce0be2e83a3380da04cfdc94c02e8891c43b |
| SHA256 | 545a42eefdfb3854ab12814f8536a3c82732e02d5c6780204cbc6a2a134c99ad |
| SHA512 | 3236d02a400b9b8e670fe64016706af29760accff7b415161164c17418b81aa68f0e8278721eb063a74de6ac4c0f015b46658d34a8d2b88a97f4c4c851ca1b79 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | 92eaae55747b5725606616473492c440 |
| SHA1 | 275231603ba119abf825dedf8732e83054295753 |
| SHA256 | 2c8a5ddadb0859f92a58904eb08c53f05614da1f5b795049ff0f079ed0fd7b70 |
| SHA512 | 01ef9feabe0c8449f229e248edc2dd6c5b1f086bf932a436af8d0d371e2d2b6350d7d4e425b762ebf6e74b6fbadc25589277d3c25ef1fd4d0cbd425807a6ea5c |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | 7be6496ef440f4a333a419d96913d983 |
| SHA1 | 975df1750074f37668ba4e460399fdecffaa2ce6 |
| SHA256 | 7b37aecfcd4a9ccdbc8d14b984a2a2c9cc13ea67d0e5a8ca92fdff35c7bbf609 |
| SHA512 | d3e5ad68c60ceab9b24f287654b213058520ebdf22cbfc3712c3810bcf180c5a13287a83a27f4f49e01f6e8c38f7063ede96976a989bda31e12a18ede2831f93 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | d6179e3a12ce4997fd12a81ce56dff39 |
| SHA1 | 3ab3d5f3c189bc7417583b3b1373a99f5e5ef91d |
| SHA256 | d094778ef6987ae1d6d05deaab11f747e7caa0ef04760ac3c36b4edfdb6c3fde |
| SHA512 | fd780a846a76c57705ad7e7afdfea5e2940875ecf75ed99737444a34dd5cfc2d128c01455a415bec7122e8f99a7d4bec1e9d00bb63abb9689ba520b274f23789 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | 3709f942dd8c19f7f71f021ecbecd792 |
| SHA1 | 2615d576725bab839a6a9e2c0207a74eec9fa11d |
| SHA256 | 313915bbbf5bb543b662838e85919416970343abfb9e8e028d8f14e2bccacfdc |
| SHA512 | 021225d1a01d58a4d95e9fdd7d73aefcfde48c9d4bc9f5290a9a37d51f8c11e7a986d08795bc78ae3d6c9780515180d065baf23230ffbebefe695963f2acecc7 |
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
| MD5 | b0abe7cd44b92a4dd81ca54593633728 |
| SHA1 | ad378de1257db589f6e0ad995ac7f833ea4ac8ad |
| SHA256 | 3f6fa08a147188e9a7848df2cfe855887f319827dd5356839cb83100a962a84a |
| SHA512 | ae5bb1bd44cee2df55eaa54d7aee01d23349cf6dd1f24d6ab3988c561e19ea9fd98d89526b25eb05b1dad91319c1e0ec37567af4495eaa06618efc19ec5deaa0 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-14 11:44
Reported
2024-06-14 11:46
Platform
win10v2004-20240611-en
Max time kernel
94s
Max time network
146s
Command Line
Signatures
Ramnit
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32Srv.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\rundll32Srv.exe | C:\Windows\SysWOW64\rundll32.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Microsoft\px5488.tmp | C:\Windows\SysWOW64\rundll32Srv.exe | N/A |
| File created | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | C:\Windows\SysWOW64\rundll32Srv.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | C:\Windows\SysWOW64\rundll32Srv.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\VersionManager | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1023153974" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{688DC813-2A43-11EF-B1BA-EA96628E18C9} = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\DomainSuggestion | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "425130422" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\GPU | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31112784" | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\Main | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1022998130" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31112784" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\Main | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31112784" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\VersionManager | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1029248324" | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\DesktopLayer.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bcbf9d2fc64727580c2f6b88f965b980_NeikiAnalytics.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bcbf9d2fc64727580c2f6b88f965b980_NeikiAnalytics.dll,#1
C:\Windows\SysWOW64\rundll32Srv.exe
C:\Windows\SysWOW64\rundll32Srv.exe
C:\Program Files (x86)\Microsoft\DesktopLayer.exe
"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4564 -ip 4564
C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4564 -s 608
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3424 CREDAT:17410 /prefetch:2
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | api.bing.com | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 223.131.50.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 161.19.199.152.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.131.50.23.in-addr.arpa | udp |
| US | 204.79.197.200:443 | ieonline.microsoft.com | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 202.131.50.23.in-addr.arpa | udp |
Files
memory/4564-1-0x0000000010000000-0x00000000100BA000-memory.dmp
C:\Windows\SysWOW64\rundll32Srv.exe
| MD5 | ff5e1f27193ce51eec318714ef038bef |
| SHA1 | b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6 |
| SHA256 | fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320 |
| SHA512 | c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a |
memory/1256-5-0x0000000000400000-0x000000000042E000-memory.dmp
memory/4764-11-0x0000000000400000-0x000000000042E000-memory.dmp
memory/4764-12-0x0000000000490000-0x0000000000491000-memory.dmp
memory/4564-14-0x0000000010000000-0x00000000100BA000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\4NMOWK91\suggestions[1].en-US
| MD5 | 5a34cb996293fde2cb7a4ac89587393a |
| SHA1 | 3c96c993500690d1a77873cd62bc639b3a10653f |
| SHA256 | c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad |
| SHA512 | e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee |