Analysis
-
max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
07-06-2024 06:23
Behavioral task
behavioral1
Sample
2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe
-
Size
11.3MB
-
MD5
1c774f341de9890d7bfb7da0e723cc3a
-
SHA1
54ce3b14b5dbf966d98bd2b874c184f06a013327
-
SHA256
608fe438cba1089b96fe0eba14f476f9d1fc5e4cd0d6d90c0d6d5bed7cfa8886
-
SHA512
30e75d41c38afaa6f822789ebaf57b174211ec5339113c19cbfcb276ca1c9b97c40bce5fff43c27f5753804708ccf5e3afce76f915f1d396f495ddb8b073e983
-
SSDEEP
196608:0c3fyrODpFC4g0AVIGvB8ZJ9BIBxIFoufm48RmU/3ZlsPvmuPin58CNUHsjfUsQe:lbLgtIG4YXIfutN3ZWLKnqv
Malware Config
Signatures
-
Loads dropped DLL 21 IoCs
Processes:
2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exepid process 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 1844 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exedescription pid process target process PID 1664 wrote to memory of 1844 1664 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe PID 1664 wrote to memory of 1844 1664 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe PID 1664 wrote to memory of 1844 1664 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe 2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Users\Admin\AppData\Local\Temp\2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-07_1c774f341de9890d7bfb7da0e723cc3a_ryuk.exe"2⤵
- Loads dropped DLL
PID:1844
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD55580bc72be4a4478e4a5cba81138bca8
SHA15e9db4a1c954ed95f776c311677c90c7c89211f9
SHA25633740164fd187bfeb95a4951badfd43c6eef8e363de4f6c6337469475e8276c3
SHA512b703a5810737bc00ccf5fb7b106eedc391192153440e74e14fc94dd6920dc294294708f022741b66307aed03e7d0fcce7b639df92159224a99896ee5f0aa7068
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Filesize
98KB
MD56ba0dbcd2db8f44243799c891dbd2a59
SHA130a2719d4b8667fd237bcfb781660901c993d9fc
SHA256263988a0868053b6b01835cd2959c8f71e3f943610421b269da646f2d9e3b333
SHA51294dea85ef50d55cec0d1bbae4671386ce8ca02e870ce417abfef0a8499fdf0bd0eb5ba38debd07c213f7da39cbea63a18143484b05e9c7ca36b2f68e4520bb4d
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Filesize
62KB
MD5efb12f5663a8924b50eab1ea31084f7f
SHA1c35c635bc566d1180bfa3885aa6a482f3d8724b9
SHA25675d2d17cf03cf3a4aa9f51c5d71e8a8edc54e5437a5286f30d36f7182bc85e00
SHA51211ed3c94a545ebc16e615d27329e249906448a748a931ea4b7881cce43ecd36bdedf47a473b27f2e6363f64e366fc65aa078507dfeee8487b7e545e3804b9e0d
-
Filesize
45KB
MD5178b3a8bddd3bc0e832efe59c8045e4c
SHA1cc3a48a2945f251c5f9ddc7011011b8563352978
SHA2561e12f3528c9a33111fd6589b323b5e022d020b461ee65b0a97bd628d53217f2a
SHA512e7ce152f3c0afdf00651cdb1173a32da837a00f988a285a71c16289a7acaeb80048e7650a30fe5d5604dfcb4c8199edce8d5eb9f9ff974779a542498a1bdd7ee
-
Filesize
27KB
MD51711e365021dae47498f552c1d000d49
SHA1c0512da577c85c2c1b5822761baf535a7ed3dc2c
SHA2562b4b4b0b1ea2c6ce8e33c3896e73af029962ffa1a5c7ddb2d0152991214a84b1
SHA512065a2a94af1079f5e0cfa4807e026c9deb28cf559779e0527ed31b541814280b907094659906fc3ffd3520437c5a37bc0225937abc08b9aac18e3b5215bd5f29
-
Filesize
761KB
MD5d47405d403a1f1698f047c20608f7eef
SHA1f9f8d3d38621dcf644dc4caf7ed06cdd435f0066
SHA25637501c7a7b79860d6119acf22930fc01aaf95331300844f45270ee2abf141a23
SHA512e7d470c5c7356941871f5c6ec80d5cc1d59100ddfb3719303d487a94936078f73189aae38df560adb4e663708a0c29539715f9c1db2b4a146cb281d69c5bc6db
-
Filesize
275KB
MD5c760591283d5a4a987ad646b35de3717
SHA15d10cbd25ac1c7ced5bfb3d6f185fa150f6ea134
SHA2561a14f6e1fd11efff72e1863f8645f090eec1b616614460c210c3b7e3c13d4b5e
SHA512c192ae381008eaf180782e6e40cd51834e0233e98942bd071768308e179f58f3530e6e883f245a2630c86923dbeb68b624c5ec2167040d749813fedc37a6d1e6
-
Filesize
3.3MB
MD54929f390f3b9132af172d38b22bd2a2b
SHA119d27dc93c402801b8cb582b3aa27b17d24403d3
SHA2564c1cbe61f562459baf382d3153b4bfc8a651bfc4ab41c99b3c8c29e19de7fde0
SHA5122c7f3dfaba9e2844bcfddd3b05897f97ef043cc1cd5576ec0442eb26c9740c4df69a707e28bf5c6a0796e27e8de77ea430626ec822d74e054d081d32aaae7d93
-
Filesize
678KB
MD5facfcc9c58fe4238c847907689ddf485
SHA18382d1666627cd47855bc687615a9cc38eef7361
SHA256d89a9009e10a2cb2d49771e694cd88f33d69cff0d3c92bc2d8e0b512e0ef9546
SHA512f5d5f3e59438d6af1bcd22d85982107cc5eaea52c62243d11464a01f37172cb0aed343de68652882234349f1e0671b976fd5b6e77a532a9fa3cda7a0f77718c5
-
Filesize
4.0MB
MD5c0ed63bf515d04803906e1b703e9cb86
SHA161f9a465d7a782aedfd5e2b1a9dc8bff6c103b5a
SHA25624bfc999a733d4759ca40425610555f597b1d015f87ef5f84e15c665297247a4
SHA51278384c34cefc40cb86913dffdc6a360668467731a8a3678d5f8377d8ae63d244b45506b0b6e2498825b53abe8fd84d2b75b3e9fef3703fead90183ace433e70a
-
Filesize
1.4MB
MD5aa21b1b8d06846022de18164911ab2d8
SHA19091a9aec63adf8df3f820e584c8ffacf64ab8e8
SHA2561357bab65b0362542bb99b5e1c9b2f76a644005331215b74bd723c2c81780c6e
SHA5129c0eadf6645b1e4a266469cc32f962fecf667ee0828c21effad01fee0cc8a7f207a1b0716ab25710d0acc410cb24c0d0cd3b095bf5a25e0dc1d78ca6838c9a76
-
Filesize
1.0MB
MD5eb9d4362b715f076eac021ddf7d792af
SHA167cbd1023cde7d75c13c79874e37226ee477230a
SHA2564061c7fe871fc3b90baf4b540c60c61ac613ffdfcdf61f362a5e6aaa92057b47
SHA51271202ffe8d8564b05875e7304b4024bfcdffe18fa122580968916f20923af740648638f75a66e5c7b0539503e5a26b4cc4fcd5ef779eb445952a4a68177a6fe8
-
Filesize
12KB
MD57837ec56827ebf9fac3d42b91c4cfe4b
SHA187c433d57ca9b5facb0baa8a0286862df406d497
SHA256cbc8777b18b58d596a6675ff901721e40b2316604549a8f93f1b475ced224f97
SHA51248ffffa0b2b22bb7975b9595faefc2c21f3297e9387da46c3f13eefd4c38778d997d25e98c9f24bbf31a2a1bf1b64d33449a1a846cdc67b7abd8d163d3907c71
-
Filesize
84KB
MD56909da62abc73216883a89a60b66e73b
SHA1015eb36344e5f3fe2df467bd47a04bded616b052
SHA2564c22e0d2786dd7e93f55e1f4a1c27d2e141a55682ed2c09b90320817fcf011f9
SHA512eddabb51b6092b3c3e3b6968ea831a262f8f5f8a26b1c95badc616ca236d0928aa789334835130ec40137ffc623b5d2031a585e890162b489a26fd990845b63a
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Filesize
123KB
MD5ffde1baacbe6729ad5246068870915a4
SHA12d42751140fc244f19dece6b1948b2b67d36bab4
SHA256cc839990fb1020520731c35a183c83c9dc927aa78fa6b149a92a39e9d156c8b8
SHA5121ac3ec986c55af37eb93d35a15e8a64726e5154240c0c5aac8286f7e347c678482ec65c62b454cf237023253642335ce6b3f6c0cc084e1527e61d48aaf7752f1
-
Filesize
247KB
MD5af8385e0cb374ae6caee59190175dd12
SHA1a16d7d021ec3fa31fb1b2ce5929c2d3d4c96d6b8
SHA256e414ee3efa6a4e1edf610dd780335ab9372cbe7919a73596bbb267b55ad23999
SHA5123e4e26bbcf14ebcb4faedb8982c46b3f5318c88dd395c668c50e4f5ddbfe6c1836eb49e49e855cc95934e8247e63df0f7543f66e4fe13335558fc21c0c566b5b
-
Filesize
44KB
MD507a111f08b382f456da32873ffe12f15
SHA19cc2f4e49698020b0211d837c9d30adcef9f6e72
SHA256600c131efcb237fa992de26a3b38e472b16f731c9f14fb25c7d730bab27960c3
SHA512f432fc289d54d8cc581efab8f623929c8d5d8625aa25f9c76bf37f335e928b15121236a3e2724fedf6d7ac55988c63caa365df4a53901109ff6b59f9360654e9
-
Filesize
77KB
MD5fc47a3b4dc7353591970a20678b90a81
SHA15ca5436e0c66f468bb48b5ea16c69125fcc34bea
SHA2564e7ee0ecf839c42d96c53309384737e8f84bb5e90ecd20d511cc3fc6ec135f44
SHA5128f52f33ce49bc38a9356d46c63aef4f8f05d491377f4969f52fd84f83712faed3d9637044d27583bf06fc52687667b630ba8d2eb8ee27f4a810520df5499b725
-
Filesize
85KB
MD5515d66f23287eeaf37215657ec2b5cc0
SHA19e949066922436d22d5642aa6299cdb37a21c6ac
SHA25674fa8048922a3a723e0768e797b709f84ce3e55178152608bb829be1b57a6253
SHA5127c72b0569ad3c9e26377310e5e88898cc60dc40533fea7e658442758511c730bf34a3cb0154e6490721099649ecb99dd93fb0378ee1d80185ec12a5bda30e343
-
Filesize
150KB
MD5bb726a022fa65d9db794e280372dbe3e
SHA1c48e78b37e10a713380040d16145e0ef06050e8e
SHA25687362816a16c45095ad9ac3dc174509b2a4dd794cd17f56cac356d11c992de12
SHA512637b78e884b55e6819e64e1b8f57f8399099165b65bf5866f8d03adb1305655b4773096b80666f88c1ff65cdd0c74ee2e0bcfb3258456ddf04c47b597f4f4287
-
Filesize
32KB
MD5eef7981412be8ea459064d3090f4b3aa
SHA1c60da4830ce27afc234b3c3014c583f7f0a5a925
SHA256f60dd9f2fcbd495674dfc1555effb710eb081fc7d4cae5fa58c438ab50405081
SHA512dc9ff4202f74a13ca9949a123dff4c0223da969f49e9348feaf93da4470f7be82cfa1d392566eaaa836d77dde7193fed15a8395509f72a0e9f97c66c0a096016
-
Filesize
43KB
MD54d07e807a855be02a94c292dc66cb379
SHA12d8d742a1179627f1fd702430c3ee106b72988aa
SHA2566ccb02ca328a9df23d5f5c7ce58fbf7b9f84474c801230c6c42eab171ed83744
SHA5121576744a545abc7158525ec0e0e7930a7ed14016ce4d3ea157261e6be204a5e490937387718fe9b444f0d5ccfff866cd3426c1481ec31e293f59928d097895d1
-
Filesize
26KB
MD5f4887f1d906dc336fe0c3f7dbb720ca3
SHA167def676ad3569029d2a357a40a138fc7570bdcc
SHA25636552bc64127d4866c657c9b74c0399baad70957a5380896fd8202e3a6bb7b4f
SHA51251006d164c2512adfab92d22be5fed7c093cb647821045a6cdfd2ed7a30d94e620a446b8434b3e91d5544ef737e1492f3dc6c29cadbfdfa5e41df7fb5106a301
-
Filesize
85KB
MD55e33750868576ed23f21b197dbfe4285
SHA1fc73cc291d074ef73e350f972e99cfb40f5aaa41
SHA256dab42f0d3a9807d5cc94d91a3976afae3d327390e25e604628b1906b1181a9d3
SHA5122658d89c20fee4a1e70846bf1f6bdbe4836c412d7606b58b4e84bed244ed624ef8c26157313f9c82d2e008af8d28e6e8c044f28e037f2c1a18230795197712d7