Analysis
-
max time kernel
145s -
max time network
135s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
24/12/2023, 14:56
Static task
static1
Behavioral task
behavioral1
Sample
027da5fafd10dad06435034ea4b7b388.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
027da5fafd10dad06435034ea4b7b388.exe
Resource
win10v2004-20231215-en
General
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Target
027da5fafd10dad06435034ea4b7b388.exe
-
Size
829KB
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MD5
027da5fafd10dad06435034ea4b7b388
-
SHA1
4d107b05a86a224e2503bcf258649ed6a6191a60
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SHA256
16586723070ea584d329bf3019e5c56b286fb796a00c45c8f166abd6657b758f
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SHA512
c4d32091a3975db287832202e90ce8d3d54d7e9ed0722e7c31c2d28bf23ae8af0e17efd6e5345ebd6976b66d9b29346fea4b039304dabf76a3a9b3f51ec9b13d
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SSDEEP
12288:FNmVU5tEcWv6CtPcPIno6xkmITN4K9pe0tp2/dJ05tR5iCcuqKAff0UJWsQi:FWU4Rv/BWGo6xkv4K9oJ05t64SXJWRi
Malware Config
Signatures
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ACProtect 1.3x - 1.4x DLL software 5 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x000b00000001225f-4.dat acprotect behavioral1/files/0x000b00000001225f-81.dat acprotect behavioral1/files/0x000b00000001225f-98.dat acprotect behavioral1/files/0x000b00000001225f-93.dat acprotect behavioral1/files/0x000b00000001225f-80.dat acprotect -
Executes dropped EXE 3 IoCs
pid Process 2900 lyb.exe 2948 lyb.exe 2424 lyb.exe -
Loads dropped DLL 18 IoCs
pid Process 1996 027da5fafd10dad06435034ea4b7b388.exe 1996 027da5fafd10dad06435034ea4b7b388.exe 1996 027da5fafd10dad06435034ea4b7b388.exe 1996 027da5fafd10dad06435034ea4b7b388.exe 1996 027da5fafd10dad06435034ea4b7b388.exe 1996 027da5fafd10dad06435034ea4b7b388.exe 1996 027da5fafd10dad06435034ea4b7b388.exe 2900 lyb.exe 2900 lyb.exe 2900 lyb.exe 1996 027da5fafd10dad06435034ea4b7b388.exe 1996 027da5fafd10dad06435034ea4b7b388.exe 2948 lyb.exe 2948 lyb.exe 2948 lyb.exe 2424 lyb.exe 2424 lyb.exe 2424 lyb.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
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.
description ioc Process File opened for modification \??\PhysicalDrive0 lyb.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main lyb.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 1996 027da5fafd10dad06435034ea4b7b388.exe 2424 lyb.exe 2424 lyb.exe 2424 lyb.exe 2424 lyb.exe 2424 lyb.exe 2424 lyb.exe 2424 lyb.exe 2424 lyb.exe 2424 lyb.exe 2424 lyb.exe 2424 lyb.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2900 lyb.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1996 027da5fafd10dad06435034ea4b7b388.exe 2948 lyb.exe 2948 lyb.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 1996 wrote to memory of 2900 1996 027da5fafd10dad06435034ea4b7b388.exe 29 PID 1996 wrote to memory of 2900 1996 027da5fafd10dad06435034ea4b7b388.exe 29 PID 1996 wrote to memory of 2900 1996 027da5fafd10dad06435034ea4b7b388.exe 29 PID 1996 wrote to memory of 2900 1996 027da5fafd10dad06435034ea4b7b388.exe 29 PID 1996 wrote to memory of 2900 1996 027da5fafd10dad06435034ea4b7b388.exe 29 PID 1996 wrote to memory of 2900 1996 027da5fafd10dad06435034ea4b7b388.exe 29 PID 1996 wrote to memory of 2900 1996 027da5fafd10dad06435034ea4b7b388.exe 29 PID 1996 wrote to memory of 2948 1996 027da5fafd10dad06435034ea4b7b388.exe 31 PID 1996 wrote to memory of 2948 1996 027da5fafd10dad06435034ea4b7b388.exe 31 PID 1996 wrote to memory of 2948 1996 027da5fafd10dad06435034ea4b7b388.exe 31 PID 1996 wrote to memory of 2948 1996 027da5fafd10dad06435034ea4b7b388.exe 31 PID 1996 wrote to memory of 2948 1996 027da5fafd10dad06435034ea4b7b388.exe 31 PID 1996 wrote to memory of 2948 1996 027da5fafd10dad06435034ea4b7b388.exe 31 PID 1996 wrote to memory of 2948 1996 027da5fafd10dad06435034ea4b7b388.exe 31 PID 1996 wrote to memory of 2424 1996 027da5fafd10dad06435034ea4b7b388.exe 30 PID 1996 wrote to memory of 2424 1996 027da5fafd10dad06435034ea4b7b388.exe 30 PID 1996 wrote to memory of 2424 1996 027da5fafd10dad06435034ea4b7b388.exe 30 PID 1996 wrote to memory of 2424 1996 027da5fafd10dad06435034ea4b7b388.exe 30 PID 1996 wrote to memory of 2424 1996 027da5fafd10dad06435034ea4b7b388.exe 30 PID 1996 wrote to memory of 2424 1996 027da5fafd10dad06435034ea4b7b388.exe 30 PID 1996 wrote to memory of 2424 1996 027da5fafd10dad06435034ea4b7b388.exe 30
Processes
-
C:\Users\Admin\AppData\Local\Temp\027da5fafd10dad06435034ea4b7b388.exe"C:\Users\Admin\AppData\Local\Temp\027da5fafd10dad06435034ea4b7b388.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1996 -
C:\Users\Admin\AppData\Roaming\37ÓÎÏ·\lyb\lyb.exe"C:\Users\Admin\AppData\Roaming\37ÓÎÏ·\lyb\lyb.exe" /ShowDeskTop2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
PID:2900
-
-
C:\Users\Admin\AppData\Roaming\37ÓÎÏ·\lyb\lyb.exe"C:\Users\Admin\AppData\Roaming\37ÓÎÏ·\lyb\lyb.exe" /setupsucc2⤵
- Executes dropped EXE
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
PID:2424
-
-
C:\Users\Admin\AppData\Roaming\37ÓÎÏ·\lyb\lyb.exe"C:\Users\Admin\AppData\Roaming\37ÓÎÏ·\lyb\lyb.exe" /autorun /setuprun2⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2948
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
156KB
MD55092c9f0188ced338640729a6ee79ecc
SHA1f0223af7073557cf3a44fc28f10b1a36fee6f19a
SHA256f26f199fc982191d9553d5e87184f1c9f0f0f2ab24a04c0216910b1b75849d12
SHA5123dfeead3896eb33f08657c9b4f4514ad1fa7310ecfac19cb0db88a0b53d00d754325cefc36edaf00c65871dbd70163280046e55ed7ccf4b1680bab41e0ee1213
-
Filesize
383B
MD5bf9bae790c9309c39b6f22c3a854f2eb
SHA1ba52ad33cc7640a962b4da5dded9f1da2ae7b5f8
SHA2564418d615142c11ee8ebadaf29364712d00c9a2638882776fd05a83d4093d8bb5
SHA512558324c9c8234e4b57222fcd978fd15d8501452e30f5471d65775068375ea02ca950060af09e8f6eb7bf77322b6bfcf245335d4b68e92930e8fb20ed10f21103
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Filesize
497KB
MD56c888e8efccbc677d348927d513202e1
SHA1987a3a311c00988b9de485053ffb21adf155704b
SHA256a3d75f234864c243b0057bda23bfe86b39c6e53ee851ba424cc5cd6d2407c0a9
SHA512ef2af055742c76ec3dbff96dc8636ac03e3e9af61d768b55db627c192737acba87a7664ebdb7c20626675d15f93f4f6a9b3bab709c2483bf6e75c2bc028c8aba
-
Filesize
86KB
MD58a2b95982d528b7eac2ca7c25ca41b60
SHA1e86e3f39183fb076f6fe3d61def2ea35731ac6ce
SHA2566072b1afc2b753ad7f4df336fc1f0dc32c0377d0a264bc61edfa465eece782d1
SHA512447d20888e1b278ab50e99afb2fbb56e1ab3fdf6d571ae819551031e84a73a4b4019b44d9682d8a390a08d395953ee0bcc352da50e048bd98f1c87a04b608da8
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Filesize
220KB
MD50505adc0dbde08f0d00609129fdfae02
SHA18c9c2bb9e73a17641ba8af5e854658c541976457
SHA256887d986698ff4ea9da3e992c976567b9e3c9186b3ca76ddb1dba0f411e085f1a
SHA5122d2e48d192c27f70be5e4879dafc8acd7cff09d91e0f4112758e250d0910edffca7d9841f97e9b8c2584e926ec7711eb04c88e3dcf0b5cae19cfaf6e1b188675
-
Filesize
85KB
MD5bb575180c4e0f5ca0d473c8fa0dcd851
SHA1f39ce3cb6504ca305c61808261b83b8ab84ed183
SHA256895288cccad3f277ac584b1706460e6e4b66f4349e16a58f75195545bfc33d64
SHA512577508704b68a6435f275615799ad7a437ad3f21e49bfe72caeacabf65302f6b8c18b8b222d2d38448f69c221e409e42528228612b13e67d2fdb839a23d56edd
-
Filesize
46KB
MD5fad21938f6454e4f2a61e0281e4c7fb9
SHA1ff0db5f0acc36fdf0edd637ddb72db1e637d8a6d
SHA2569f2890ec75f228b6f75f2281aea84b94b2ff55c7cb34616dcda91ea8c3fe7fd5
SHA51240ccbf94b061dd74e3c72b790943546691f28fd4a37546fd2938787cbb31f907f4cf8bc622c1547798fbf5078fd8f582a0c6ef01a96d2ec82206bbfe153c5efd
-
Filesize
309B
MD593f27cde04579adfd30ea2792a45cb37
SHA1d6a1f1be42a8f252b111bb5649d78b2e40d9e916
SHA2566ad084b072a29952dc9217e476cddddd44b07d9ba91752ffe1fadbc7d3ebabfd
SHA51264d52aab0c17af3e664aba722037f77b05edb0c1ec42260b450fed9e510a6f4c7930d4329bde4444013782b3306bb814d0ffa3688545983b2c6ebffaab654156
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Filesize
66B
MD511097c92fa6ae38dc5d087403e8079a9
SHA14d6c7fed11583c733b47641e6abda324cf37638b
SHA256e0b69b007c03a04e46719a4123e10f931dadb142305aaa83b01021b455f80c3e
SHA5129e39314c67085d7319cbd66a5086958ebe629fb1487a5b8ee455270c58c0a828c19fdc6a275446e9f6439293b257fd33bbdad2e83a22a1ac057e4279d32354e1
-
Filesize
105B
MD5cf6bbd93ae0c6cbbca5de69830d40ae0
SHA16fa8800c04d7e82a690c621d42ce368130b9b929
SHA256f541851d41236b23b61b5bf027290f49e3d6478a1737b83538180ef422b4d658
SHA512836428732a05e0db7f1f5b94f2ccf66ca49d5669e0890b0a96108ff7a24ebfb3af1300eecd13fd3619cd8a5a95d519d6de16e2cda4124aa66633fcc839fc8ed7
-
Filesize
925B
MD521b596dcdf32fe149fdcad2d1ce1756b
SHA1c09251f2f519fdb301a7cde6a9337cd73d6978fa
SHA2560047d613b39b84c09e43dc2bf346b00dc89205d4633ef8a60f8bbc50ba96d7dd
SHA5124b3ac185fe499838add655e9affc0497638e58d4c3772eb709457ddb004aa19fd269fd4665d6f8d7cbe06a0c7a8199086585096c9407155b586a6076ea4ccd51
-
Filesize
172KB
MD5685f1cbd4af30a1d0c25f252d399a666
SHA16a1b978f5e6150b88c8634146f1406ed97d2f134
SHA2560e478c95a7a07570a69e6061e7c1da9001bccad9cc454f2ed4da58824a13e0f4
SHA5126555ad6b4f4f26105ca8aad64501d74519a3e091f559b4b563d6ffb20a2ddfcde65e4fe94971a9bc65e86db577f2548ca00f9920d341c8ea808b04c0947d61d9
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Filesize
75KB
MD59a9f9e2e50933fc5425ee30c572e278d
SHA1df9ee7aabd40aecd3d43db954d39960bba5a5369
SHA256be70d32770a02c8cf8afce15db9ead779b641f895772ebcbf207a40d084f5f1f
SHA512490c481addac1d527376a93da1f0fb24c3654157ef98fa48ca02a13728fb9696b3bb6d51784a15a8afd5262dfe39f71171ba9725c0528ae0c963836887eafd5d
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Filesize
58KB
MD57a9d27dc110c951d5069a273af411689
SHA1f527d152142e23c39889d646dc638119790160d4
SHA2565a066f9299c37aa24b262abac7780e711c0a118ce9da3ccf1c048fe1c42f6d5a
SHA512ba5d003213095b26ee4b1d46075d191b97a2a20eb319d7874663df798f077134938ca4c6322513d01589bb94384a039e3ed1e124eb9636d23197b05436d27977
-
Filesize
54KB
MD5bce431bb3fd4dbd77ef23bcdc225571a
SHA18d1cf6690c4f701af1888ec8a444a79e0d515aee
SHA256f15a59ea869966e6bacbaddec8a96952f614394db93ea0a265b043afecb74c35
SHA51245428d64bacbf6c159487cd890e150dc5c3e0f0c86255c81eddf51d049028a62a2ea07068cef8dd70fe94085f1132f2ae3628dd7878d2acde96d3300fc76672f
-
Filesize
3KB
MD58614c450637267afacad1645e23ba24a
SHA1e7b7b09b5bbc13e910aa36316d9cc5fc5d4dcdc2
SHA2560fa04f06a6de18d316832086891e9c23ae606d7784d5d5676385839b21ca2758
SHA512af46cd679097584ff9a1d894a729b6397f4b3af17dff3e6f07bef257bc7e48ffa341d82daf298616cd5df1450fc5ab7435cacb70f27302b6db193f01a9f8391b
-
Filesize
11KB
MD5c17103ae9072a06da581dec998343fc1
SHA1b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d
SHA256dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
SHA512d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f
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Filesize
548KB
MD5a65cb55541d24d5ba0ea010a88962f4a
SHA1b8c647a2691045f0ed615478ff1b3dd478097dad
SHA25692a95466930715a8acefd76a4295bead0810e93e461755424155041b1f52492c
SHA5129f46210238148daa7384d358b97ab9852beb685c61891285f19c07d4a2fb2b3b725f6ce7a7958000d10916b79dfd2dbfdd23bb15a8e648e86eb2f49fba5070ac
-
Filesize
426KB
MD5491a2944b36ed119749980a933d1a0c2
SHA1fb44abff2a651f6367617197dcb45301684b40d8
SHA256d0a8817a629a22d673c4e2eb3788c16ef2aaf01b788d4c1e76fa1c594e6e3a1a
SHA512061fcc8cc64da133fedaafa5bd05d4e2dbf4184b8791875ce23c52e0e74f2bd4c5a6e37b5aeb81d6ea0472f457de32d10e99a44c3b763e7f773ccc4ba0142c9e
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Filesize
336KB
MD517d01b09aec29d52178aa195bbc50b2e
SHA19abc674a73904235f8041672d78e988725e3e0e7
SHA256907c8bbf2b6f14202349f7b360e86632a3327360a52cfbd1629cfcbcde040d79
SHA5123958ef7b9d5d022d588785ffe86bc75bf379eb2372c83b2378014cdee609309a741cf57c3df1b00590288c664f888b7db5ed62ef1dd02372b471e64c4496e839
-
Filesize
141KB
MD5d36857eab4f071ae2ee1ee7948707cfb
SHA15c968279c6230e7de0e27a0efcb1c5fb756618ec
SHA2560c66212f8ce8c69ada6ed30c67d53f07aae7d394746ed565226fc8e2f7d9bcc7
SHA51217074afc040fba4350788b226b1614a7f37a8fe22c8ae622f4081903cf5c996260c47f1905e794545a3dc38a4140737bb47950b7c471e9ee9bf11f890e8de648
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Filesize
241KB
MD54a90f1496fb8a6688e92cb53691fa012
SHA177b12a4dab985841ff9550158c982a9804e6807b
SHA2560e0f7157ed28be654bf860ed542e4dd32e41751ad34fa182fd72fdd926b490f3
SHA5123dd39794b28e6afbac151106e7d7e89f9dce7947b301824afa35ae6cc536afea0965857d62d5e08cafc42af6d44c26ca8d8db67cd8970a25cf990d89a9845d20
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Filesize
112KB
MD5ec49bf2f70dd36dd7494f302ad3b1b19
SHA1cc50339325a81c2853546f6233b5ee9b2fe4bb5a
SHA256e9e4f9114f8b21fbfb103781b3c2292208fefc85eeac69026b703db9782d3890
SHA512897289b30570d9c2eb680c8ade888001b61347caf05e759a83ad9f58730d9263cf3d916f38848b937cc84d91175f63b71957a7bb4be258c93ae0df19a892fea1
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Filesize
59KB
MD5512a6ca79a8952c332d00394be759c16
SHA1291996df835f4490160a92c6dc34ad73e0cecc15
SHA256a449b29879b2a239e3362e83c5eda71639ae7fc532308ec9fa8355fc8132a2a8
SHA512b3bd1c7d11c4394325b463e7c7f0159dbf9f91c009b81948a10143f5af8ae51cfa3dce3bdf90e34b309a6a716516547d2c767ba8ac41e9e85dd59cefdaf509e3
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Filesize
79KB
MD50729a0cf4ba78e5eff911cec6d935ef8
SHA1e4efefcef5ad1c0819ac85f2f29459cadf09c5b6
SHA256e43c61266b199f566161694e06e5f0f85f74659a81bc8229435c9360aedfd93b
SHA5128c9e242fee5e2f797a477c53fcf73b4909b095d742cfb4376f9065464d78c86b4182bbd7c6f043e6c301469718e8d9b33e133fa336b5ebfb3fa032159fab06b3
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Filesize
192KB
MD5699c97ac5cdc048a3cf164945b151791
SHA15f49f88a1ae6faf0df42257058e4339bbc5ede30
SHA2561b2474e214e692c7b5eaf8d9e386c72ddb427cbc076c14a344e15c092f9b9d58
SHA512dd725301f8d31cef1483291f04135cfc66d1f3f237c1e5fae92e9359ba9e3c031b0f6bc070e2a4049cdfaf1d42b1c899a6c614f2201745c0fc9894d7869b3808
-
Filesize
51KB
MD5470a721137ce30a4c0fae856e015fefa
SHA1c29a97ceddc4dc58c3c3f6fb5a043d268de57500
SHA2569fdd10cbadf9edc6f22ae985e73275a8431713e0b850bc7bce840ee37cdbcbd4
SHA5129443665d96527a0de4ab4ca6303fc97c8eca0f12ca38c454c52eb8b7611842e42400ecd1a5ee540169a302ec679b54d5b2dc05de3c62703e21f61e0563f59d66
-
Filesize
84KB
MD5ad8bbfc314bdc35fa40b95718d53198f
SHA102542d94e947c852c58c764c560dedb42ce01295
SHA25623cc579679fe065dc08334d1ad62c09a0b1cb67695b0be358c990b34789aae54
SHA5124aa1adab927d99ff64b81661c29da56280847677ec3b9ba562c8d434fc6bb4e40eb8008ec72a5b3599c311fec7dc7fc9a9b76242f4a34ea708e7e094ca7c5159
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Filesize
85KB
MD5b06c71e73a30eabe3c63da157a80b23b
SHA18af85bc873e666025ff107961b7fb87442278c5e
SHA256b2289480d79dfbf3f6b7fa808992167ad6f37089a76544a225a8c6d0bc4018b3
SHA512974f6c7b7afd9022bc51927af96fc2f649ecc3d832c06ac29cfec015eccc98dd4318880a3714c90e0c5e0c1c663269d6b2ff884fd6c78d1f106d9c4f799656a9