Analysis
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max time kernel
149s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
14/08/2024, 00:30
General
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Target
2024-08-14_3a0210e71c977665b6c440cf152e6ff3_avoslocker.exe
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Size
4.3MB
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MD5
3a0210e71c977665b6c440cf152e6ff3
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SHA1
47c7873b5f1dfb3ac11dce68e47992fdf9a9dfdc
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SHA256
6f85cd656597aaec9594c87a2ff7ff09cba0c69e8c245d41c4bb38262f75e757
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SHA512
5b0458f4b81da3833c65365e77a0fcfcf76a04441df65eb4534a1819544e1b8976ffe83a9d63d2314817abe4f4dc02c7d3c28a02ddc0cfda2072ab544e374333
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SSDEEP
98304:zpq/d8kCB2lMyQjujDW9tBcg2jGqwwA85M8Q4i9GUst+5hU8H1mVkB3tiXf:cc15ujyp8jGqwwL5XQ4yGUp5pH1mGNtM
Malware Config
Signatures
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Executes dropped EXE 4 IoCs
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Loads dropped DLL 64 IoCs
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Checks whether UAC is enabled 1 TTPs 2 IoCs
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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Modifies system certificate store 2 TTPs 3 IoCs
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Suspicious use of WriteProcessMemory 12 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-08-14_3a0210e71c977665b6c440cf152e6ff3_avoslocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-08-14_3a0210e71c977665b6c440cf152e6ff3_avoslocker.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\temp\E6E7F6774D95FE11FB9DAC98BC8FD8A4\2024-08-14_3a0210e71c977665b6c440cf152e6ff3_avoslocker.exe"C:\Windows\temp\E6E7F6774D95FE11FB9DAC98BC8FD8A4\2024-08-14_3a0210e71c977665b6c440cf152e6ff3_avoslocker.exe" -initialNonSecureSetupPath="C:\Users\Admin\AppData\Local\Temp\2024-08-14_3a0210e71c977665b6c440cf152e6ff3_avoslocker.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Checks for VirtualBox DLLs, possible anti-VM trick
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
-
C:\ProgramData\Kaspersky Lab Setup Files\KFA21.17.7.539.0.370.0\au_setup_779CCA51-59D4-11EF-BFD9-CA89CBF88D4A\startup.exe"C:\ProgramData\Kaspersky Lab Setup Files\KFA21.17.7.539.0.370.0\au_setup_779CCA51-59D4-11EF-BFD9-CA89CBF88D4A\startup.exe" -initialNonSecureSetupPath="C:\Users\Admin\AppData\Local\Temp\2024-08-14_3a0210e71c977665b6c440cf152e6ff3_avoslocker.exe" -auto_update_mode="C:\Users\Admin\AppData\Local\Temp\2024-08-14_3a0210e71c977665b6c440cf152e6ff3_avoslocker.exe" /-self_remove -l=ru-BY -xpos=270 -ypos=58 -prevsetupver=21.17.7.539.0.125.03⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\temp\C646AF184D95FE11FB9DAC98BC8FD8A4\startup.exe"C:\Windows\temp\C646AF184D95FE11FB9DAC98BC8FD8A4\startup.exe" -initialNonSecureSetupPath="C:\Users\Admin\AppData\Local\Temp\2024-08-14_3a0210e71c977665b6c440cf152e6ff3_avoslocker.exe" -auto_update_mode="C:\Users\Admin\AppData\Local\Temp\2024-08-14_3a0210e71c977665b6c440cf152e6ff3_avoslocker.exe" /-self_remove -l=ru-BY -xpos=270 -ypos=58 -prevsetupver=21.17.7.539.0.125.04⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
-
-
-
C:\Windows\temp\E6E7F6774D95FE11FB9DAC98BC8FD8A4\2024-08-14_3a0210e71c977665b6c440cf152e6ff3_avoslocker.exe"C:\Windows\temp\E6E7F6774D95FE11FB9DAC98BC8FD8A4\2024-08-14_3a0210e71c977665b6c440cf152e6ff3_avoslocker.exe" -cleanup="C:\Users\Admin\AppData\Local\Temp\E4ACC9774D95FE11FB9DAC98BC8FD8A4;2992"3⤵
- Executes dropped EXE
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
3KB
MD579a78149e4ef2e6e09cc061338c7b151
SHA199505d2461a18f16d4d185603887c60e226347ee
SHA256e6c0da20fc5d9eda24e4128faa5641f8b2d39951e0a0236c013e1f1efcbf83fd
SHA512a3baf55b373b943f8f1c8840cdc2f02a94aed436c54fdcb8cf6eeac9b5840a5e1a11be0c70460da0c17f6fda1b01b87f4e2a688abb5ddeb7819301a1354d688e
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Filesize
142B
MD5be1aab31cb6d69b365a4f644a7ffc60b
SHA15f997208fb04f34d42248be451e1a3c2e6dfb4e1
SHA256ac1c9ad623c87ec780939832f147287b69f5ea0817b671d8f02b06dea5f3cc24
SHA512f52080965a645f619f65f904d57accbac1649909d083e087255e7ad3b77cf40e9695f118174137cb637586270ce55a4f98deae7c282a7886cd60ab1036752a27
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Filesize
4.3MB
MD57b46c86858dc063c9e4789b6a988433c
SHA145df7ea86061fd2f43ce00a0d7a40c9da08519a5
SHA256dcfc5b66502e9134b0419415e7c5633e68cb8a8266c3b678c47fd43987f12554
SHA5126b34d344c231e7b7c25ead53397baf6cd82064baacfe46f3d4ed548f02c5cc4ae4b4c7303098e53c6018c50e315f4d111b7d5a6161de88731a85aa25f5e8e270
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Filesize
582B
MD5d230a52ac9ca1eeb4cf06bf94f63d396
SHA13226baf5b3790581d70b0e75a261883eabee69df
SHA2564006a158e50a7153dcfb9a422bd9cb04e0ef636d3375dd501aee3ee37a034b98
SHA51233bbae15d04148307e646701d796bbad81a330d62e7c6e2a11f6d117b2819929f73ee8d627190e7e80dbe406e9771be302fdce849fc8f8df4e98aad767fda7b4
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Filesize
5KB
MD5ee84fc26a1b353548aaf46e8f2be6176
SHA12b0bf9676cfe9c1f6f75b6df9f50d4a825efb569
SHA256b87c2659441acf2d2f896447af7a79e14abc1e422b965818743c0d35eb558214
SHA512927cd99d477e24b5706e8bcc8e5f2297f5a346f4c277eff896b97aa1682f61b4d1119e137538fde53f6c4cac59f29c587494ccfb050999cd00b453f9c84218c9
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Filesize
22KB
MD509c4e9f41c4b8bfdb6bf8916af730ecd
SHA1a215913aa718b459d8e3c13dfd22e5246dcff38c
SHA25657bf969d3c10d5be0a4b31b8e530c1e005622c8dc809ee4fbd4c214f3b3e9a37
SHA5127767639c5e068fd3e83a527dfce0345c902673e50102a6c5ba3998ffa2d16f0417a74bee15fce9b6825eabe94f6d36c4528cc70c4541294415b26b9f0f64937e
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Filesize
3B
MD5ecaa88f7fa0bf610a5a26cf545dcd3aa
SHA157218c316b6921e2cd61027a2387edc31a2d9471
SHA256f1945cd6c19e56b3c1c78943ef5ec18116907a4ca1efc40a57d48ab1db7adfc5
SHA51237c783b80b1d458b89e712c2dfe2777050eff0aefc9f6d8beedee77807d9aeb2e27d14815cf4f0229b1d36c186bb5f2b5ef55e632b108cc41e9fb964c39b42a5
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Filesize
56KB
MD5e9d3e9bbd35077df011b7a8071c00133
SHA142f8b201c8dcc6397978158c8666ab4f2c0bcc35
SHA2568eadf21cb11d56a546e53da1cca3488321b0f1950a5b34d2ca75b9a9a6193871
SHA512097fd4dc8429f125b3ec3eb8ca5361b20f0ecfd4db537b1b469f6d50fd6d471b1b93707a9d8326b4e18bfb85d3f9c447f69edb309a430bbe04e6a7cf6c9517d4
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Filesize
732B
MD5b7902cb23b80b84f5cf8e1444e1c6683
SHA1847a1d98df8dd5237aa8562b28984cff6b2fe155
SHA25654b4bbab13686976afa58916170cbce73c81bb3740f3a279bcfd318bb16a6c93
SHA512b452ca8c689c4c23d64859c41555ed9ee5f24ec70f03e9c6c62e7e0d6db05a143c84a0589daed4114dd16d5b9b02fa2d5b6adf7a5bb4aade7eb35e96abbcf81c
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Filesize
18KB
MD5417298a7f5e3a0fb309869a2ce0e36b3
SHA103bffa178720fea462dc722942b0eb80e197cfe3
SHA256d1e9389ec3e8f9b808fffd3074801fc7f0ac688aa24f08a2981b00b54950035f
SHA5124f66af196e2c3be22a48c70c547ae40e5ed9c41833fc9ec6151786f19988096dd3e2a18d4d670a7f1851e8027596cbcd09bef1e4239d807c442f184f7dafcfec
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Filesize
1KB
MD52e10b2d4181d2f07d2dd305bd4285bd5
SHA19c05f3e03bae36da24a62b08729074cd12b0077e
SHA256cbb72cdc1e461226c7d0e49e7ef955f77dfeef4f7fe12d0d8a8d0cf9658edc78
SHA512a1bae84b8a9c0833bbadf29d4532b64f0216d7c1c13be2b4ebb75dd4d2b18244eb67fee52743745ed0a5818e745cb9aae9a8bfdc415ff59ee8aa7de77f122819
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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Filesize
228B
MD57779fd995969e9fa9eaf7a4726d1a11d
SHA11d9d8f9a9ca13affd712f09241c8a0ab6e5e5e0e
SHA256ab597eab4bd1bdcfc150e793b3e9c32bf9134e6ba5f6a0dac2bf8fe421c58356
SHA512919f10e01eb4f66fc4cd48b493d08843dfa8c451b1d7f651570755fa3d6734439cdc332fec6bf1b53a29242cf1ef8a64c432fb56233c04ca362c57c2a0106727
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Filesize
10KB
MD5799d56127b9caf682da75955b17148cb
SHA13ce8f4ee0a252aa5ec3207596ede45a164e2d70f
SHA2561f9bbad0dacaab3b0ad5da494ce69cd4eb042aeecd5a33842f5f5523fc651b65
SHA512544582c7fbaebb295c447e32e56ababc33f3b05c344039cdad4d11c98f0db27d3e50caab3efd0d20c8c588789da88a7a75cf4ea1db90fdb68c1c15bc5cae7772
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Filesize
8KB
MD5a38563bc8e31f082e2d8fe9124c83973
SHA101f77a024b4a128520ba62b0b13108c15a71bf45
SHA256f1ac5f177a4183463b655c7eb1afbac13c5955ceec1a512d16a89c9d77fc931e
SHA5124b5ebb658e5d1ee04310f926b37765f7b6e658f6a66687ece3b935cbe2e3ce2d60f33bc57881a70db9e669b8174881db14d28da004db4a3c06196355a07f9f3c
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Filesize
5.6MB
MD5f097d2697b71a64213ce0edc31774090
SHA16a0254478853d44956e1da388e78948fd51222f3
SHA2565d9a2974a2908661beb7e87069f77379a51422837c9cbcc635289e82c4bc46c6
SHA512e69d5efb17a0f520613ced2afe697b7c122060089fe9eef2324b5b73b4e0d460b6efb78e25dc26c68954db746d656e510c8088dc4ae2b5f5295c76fdc02f11cb
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Filesize
89KB
MD52c8f5ec07cb84d844e3fdee32b2a8e00
SHA12e27daffed27a7e6ee3adc50eef1710da318ca32
SHA2568d5bd8184fbc3f79ea9edc2c25e1a5a935514518c3fba89bde308c06722375f9
SHA512ef37109b456a68d55dee8a45340e25cb9901909b30f9f882f62060951bec20d838561dbe5ebe0480aa2feb668c6ffbb2137ed2f69cd3d6337c6f38cf395f6eca
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Filesize
278KB
MD51bebc399a1b31eabc3361169df0316d1
SHA156091143fafa680dc65dd5f2b5d6fafa94590041
SHA256894914e74da8c8faf8bb9b34e0f9b586db3cb248c3f6edb715a7cb8c930dd66b
SHA512d0d1fb7e23391a352f6bb3d5756dbbcd5a3558e0c477b265453931940a223dfa31cafe20232a9d08fbb127158bce325dd8b769e7bb62907be89019cd3f02f1ac
-
Filesize
56KB
MD5baf69d3c6977161e0c2b631b3f9958d4
SHA1a1b2982c11811c4e5f6bce95f3072a855d11c369
SHA256e6392d0cf3a5984034ca0b346476d7482243550ddd0c65a8c0ff2f03a15867bc
SHA5122fb765d07638d239b666d4043f9ae75e91dc271ddf399dfe5bfd1c894bcabb95e6e965b478f5208687d9ebaa18cdafd6fc3400cd47694fd9db4ac30f3f1d5839
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Filesize
420KB
MD56181240bc579d2dfb176a1ca260f5a90
SHA1eb13b6cd4a242c8399396795d1863954b8d79507
SHA256b07c4d99d4cbb62b31a425e60c993b809c7043518a9ef0b7b561abd180a1b768
SHA512f5bb4bdd05836c494a560dc9aa16d62d29b90df7c5854d4a97b8e274890dd1476de955637237867a666c1f08785f5dc06d571e023b124530ee87cf6fdb98689f
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Filesize
264KB
MD52ad2ab4f8517da8e2efdfed22ad49f1e
SHA155916e3e5c4c40cf2e5644fbad07baf31459673e
SHA2566efe8efc6701c80d59ad33bd139aeca1b47a27f49d3ccc16ed01a49da9bfc2e7
SHA51212800c7d475af627c98cecb6e6c2de8247094166126978e24bd8be3f7193828781e853ee10b3133c989d625f0e2860ce4551369d864748b70db4ec220c515bbd
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Filesize
283KB
MD5079ac68d4beb2ab9602d754b09ff652b
SHA190032834cc5cffd0b00119e4e38b5f4c5f877e4c
SHA2569377c35b19c30ee75c010b1e592796daf1d3493b397ef9d61a1c63a5ab30a88e
SHA51253782adc516950888ec69b21e744fe4d7f8567223e7c067e362800c78e3621dc148d5aa19f6011962bece1ada3691ef1ef40838a8072480c54aeedb2f4e0c9b9
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Filesize
631KB
MD5445e34aa976419cae54e13ede8d41ce5
SHA198ca3ee808f97ae16970b0fcefd3387bd07278eb
SHA256a255bb5dfaa685d7443dbc8bb7fca71417c8f0b1f617ade7077ee437a23a9b24
SHA51286b4084cf781d4efbb814fce3ed6ca48addbf4c15c5ed3630673350cf65056a80e2a9bc00581a45ae370a64f0bc720d506622eccd9d7ef170814faab1cce14c4
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Filesize
2.7MB
MD518defb1e3b7460f592a8ca61e4b40ff0
SHA18f8f7d7d1ee8a048d162603cc21a0f4c40b9036b
SHA25602a884babc5584fec80b227eb1c52dc800c516f1117ff9637617ad84c632da9d
SHA5127cbdc0c113a0c7ff9628674a8a23f4224290455d4a9a41a66889d01baf1f28b0175197c3078a791ecf6b2052c3fdfc35cf38cfae5bf5917bde80f82499d40b12
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Filesize
5.6MB
MD5bc789d071988a286407548403f752359
SHA1396afee395cbcbbb989cc444a48254080d1c355e
SHA2560b74c6e8ef2185267e782510cb9b2c926dedae50d94f1590e2630df4bb3e4a5f
SHA512a10aaf3f304681d480ce93b00afc1e4437ee74f370e08c05a94f1f881dbf1db92e76bd0fb7039d278fec2468bce727a8cbbcadb526d83c21a846d09020fd292b
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Filesize
137KB
MD5a56a73b39703d5ff85b5cf12f9b00009
SHA1e6448c87f969e19ae4c6514d69d8286d26a2b5db
SHA256bb5966185017d904d2d7fd952bcc6d5c19fdf6bbbe34ab29c63a3784cd1074c7
SHA5127fa07a1fcc0735186ee71b3c123b1c4076f04dba5ad319588ea695ef117ab7c39918593e4ee42f18cbd3fe01d043e896981ca6f07293fc2fb0a9bce5d66992b5
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Filesize
201KB
MD524e3b7177eeabdf085a01796b49c8e55
SHA16916a0bb98892252f59692fd0405e6da62af0f8b
SHA256eab963926cf2d62b575c6f33804372fea04db328b2b3f0adfb45fee3f27e5386
SHA5125e377e609673f3d84e22d070012578b8a18fce848a3815d9da05e10043d3e9fde8070094d1841acb44a4f876d8741e371a5fbcc86cce80cdf826131370a41e64
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Filesize
109KB
MD5726d04bbe783a3510b18a491adac05c0
SHA111a01c68204dd80b32c01dcdb2e51f5b0ee34d98
SHA256639e091c9e87986eaf9fe00f0f401834e14878ebc48084697fd4307713a065ca
SHA51290592ddef83b6640cf8f28f0818098f95acc4139c7b3f5e8afa63bb873530be1613d42ee02dae12160737ee612187fc0139e19ee4a7f1abb3fec1fcaee1ae297
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Filesize
55KB
MD5e4f6efef27708458ecda4ee22edf3cef
SHA107ccb5fa980dead816737ad83802cbfed18e4a4f
SHA256413e485d8dd07231d70107d86ee1a17ce705517aed8346b4701747d1fdbfdfc3
SHA5124920e508304df14041df1189938a1102e4a71e2e57ac4b9b804b6b0405c89c8292012a5ff4dae21268204ed6d9b56a279f4ce18d709074d1cba71cc9d5e11a1d
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Filesize
998KB
MD5225a73e5a0cf87453832b578db6daddb
SHA1a36717a1b2c7eb2ba160fec5fa80e48b9e57c4ac
SHA2560499708762c56b9339c980e731ffab294e9b18362af3dcb4ad4481f1c7bd60c1
SHA512565ee2105bd626650857e0e6f9c8f7d87a68c3ec41923de119a3b710038a4785e16ccf79feb4c1c4f8a308f682163089228ac4ac81295cea754ae1189311c965
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Filesize
203KB
MD5faec58e7785c287a7c688f274207048d
SHA166c038c720035b7212a7d3733da4520e3b95d63b
SHA2564c76dd0441a8021a308be24cf0c1957bee280451abcc1467acf47f1a6f7f5dce
SHA5129269a91a5bab01f076d8e9fde2991463fb224dc6382f8cde3a118e83cb35bdf580b4ea7686f2ea767a2a9c04650222edfc3a8b2569978b734c51b7135915448e
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Filesize
69KB
MD50e203d24d04e89779638dd70d5335b39
SHA198ffc3718c6e34bd6d696bbcce605db666f99b01
SHA256f15b5199850b8ed98d2202972ada759823a17893a68d60ca3a0f76ee31aeb204
SHA512a07f54cce2add948340807b8ecf430e72c07032332046e5dd05d9da90f7d732921c0ff628592ff0710914ec9d9b7188b46377e1594a9f9809a107a022de1cfee
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Filesize
30KB
MD58e4080fdeb0c1c02c7697efe69edca7c
SHA1a7503be947fff11671f1b8b7126bde5af7d00828
SHA256ba80be9d85b93b21afef1eb30c67ff9acb01bd2c1dfa7cbf80287db991b26668
SHA5123a9dcb338a65593f1613740a9f23c0e0527b8b80af5ad7c8995f79b1b0c17c495fe01d555d8c1307fed28febbbb97b737a254bf3e7d10b63681a4020bc8b5118
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Filesize
4.3MB
MD53a0210e71c977665b6c440cf152e6ff3
SHA147c7873b5f1dfb3ac11dce68e47992fdf9a9dfdc
SHA2566f85cd656597aaec9594c87a2ff7ff09cba0c69e8c245d41c4bb38262f75e757
SHA5125b0458f4b81da3833c65365e77a0fcfcf76a04441df65eb4534a1819544e1b8976ffe83a9d63d2314817abe4f4dc02c7d3c28a02ddc0cfda2072ab544e374333
-
Filesize
64KB
-
Filesize
32KB
-
Filesize
4KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
4KB
-
Filesize
64KB
-
Filesize
4KB
-
Filesize
424KB
-
Filesize
7.7MB
-
Filesize
56KB
-
Filesize
224KB
-
Filesize
4KB
-
Filesize
7.7MB
-
Filesize
288KB
-
Filesize
88KB
-
Filesize
264KB
-
Filesize
280KB
-
Filesize
7.7MB
-
Filesize
584KB
-
Filesize
136KB
-
Filesize
56KB
-
Filesize
200KB
-
Filesize
632KB
-
Filesize
1000KB
-
Filesize
7.7MB
-
Filesize
2.8MB
-
Filesize
7.7MB
-
Filesize
72KB
-
Filesize
7.7MB
-
Filesize
112KB
-
Filesize
56KB
-
Filesize
208KB
-
Filesize
4KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
7.7MB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
4KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
