Analysis
-
max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
26/05/2024, 01:40
Behavioral task
behavioral1
Sample
2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe
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Size
6.5MB
-
MD5
9b1758db8cd77822d9cd78b43555cb96
-
SHA1
12374ca81eb6b58af4395db7d101037d22f5109a
-
SHA256
497a155dbf54f559a7a4d4a9d6c2b40a6f704e6018e6de7d73155e48228e2d54
-
SHA512
5a5f4fd9ba79d03089098868c22241923480d0ea054d3f243d1219d5a2fd203e28fee215ad5d25a9ed8268830cf0ce13151ce0a24fc4fd7813c3e8e7087ce709
-
SSDEEP
196608:0c+9x40LcFBLdmITbi3prZf6Z1ESEp1LiOPh9t8NCivq:A9x4F5dze3TSZvOViOJQs2
Malware Config
Signatures
-
Loads dropped DLL 21 IoCs
pid Process 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: 35 2380 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2184 wrote to memory of 2380 2184 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 29 PID 2184 wrote to memory of 2380 2184 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 29 PID 2184 wrote to memory of 2380 2184 2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2184 -
C:\Users\Admin\AppData\Local\Temp\2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-26_9b1758db8cd77822d9cd78b43555cb96_ryuk.exe"2⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
PID:2380
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
-
Filesize
18KB
MD549c3ffd47257dbcb67a6be9ee112ba7f
SHA104669214375b25e2dc8a3635484e6eeb206bc4eb
SHA256322d963d2a2aefd784e99697c59d494853d69bed8efd4b445f59292930a6b165
SHA512bda5e6c669b04aaed89538a982ef430cef389237c6c1d670819a22b2a20bf3c22aef5cb4e73ef7837cbbd89d870693899f97cb538122059c885f4b19b7860a98
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Filesize
18KB
MD5bfffa7117fd9b1622c66d949bac3f1d7
SHA1402b7b8f8dcfd321b1d12fc85a1ee5137a5569b2
SHA2561ea267a2e6284f17dd548c6f2285e19f7edb15d6e737a55391140ce5cb95225e
SHA512b319cc7b436b1be165cdf6ffcab8a87fe29de78f7e0b14c8f562be160481fb5483289bd5956fdc1d8660da7a3f86d8eede35c6cc2b7c3d4c852decf4b2dcdb7f
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Filesize
20KB
MD5588bd2a8e0152e0918742c1a69038f1d
SHA19874398548891f6a08fc06437996f84eb7495783
SHA256a07cc878ab5595aacd4ab229a6794513f897bd7ad14bcec353793379146b2094
SHA51232ffe64c697f94c4db641ab3e20b0f522cf3eba9863164f1f6271d2f32529250292a16be95f32d852480bd1b59b8b0554c1e7fd7c7a336f56c048f4f56e4d62f
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Filesize
18KB
MD5d699333637db92d319661286df7cc39e
SHA10bffb9ed366853e7019452644d26e8e8f236241b
SHA256fe760614903e6d46a1be508dccb65cf6929d792a1db2c365fc937f2a8a240504
SHA5126fa9ff0e45f803faf3eb9908e810a492f6f971cb96d58c06f408980ab40cba138b52d853aa0e3c68474053690dfafa1817f4b4c8fb728d613696b6c516fa0f51
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Filesize
22KB
MD5d53637eab49fe1fe1bd45d12f8e69c1f
SHA1c84e41fdcc4ca89a76ae683cb390a9b86500d3ca
SHA25683678f181f46fe77f8afe08bfc48aebb0b4154ad45b2efe9bfadc907313f6087
SHA51294d43da0e2035220e38e4022c429a9c049d6a355a9cb4695ad4e0e01d6583530917f3b785ea6cd2592fdd7b280b9df95946243e395a60dc58ec0c94627832aeb
-
Filesize
20KB
MD5f0d507de92851a8c0404ac78c383c5cd
SHA178fa03c89ea12ff93fa499c38673039cc2d55d40
SHA256610332203d29ab218359e291401bf091bb1db1a6d7ed98ab9a7a9942384b8e27
SHA512a65c9129ee07864f568c651800f6366bca5313ba400814792b5cc9aa769c057f357b5055988c414e88a6cd87186b6746724a43848f96a389a13e347ef5064551
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Filesize
27KB
MD54dd7a61590d07500704e7e775255cb00
SHA18b35ec4676bd96c2c4508dc5f98ca471b22deed7
SHA256a25d0654deb0cea1aef189ba2174d0f13bdf52f098d3a9ec36d15e4bfb30c499
SHA5121086801260624cf395bf971c9fd671abddcd441ccc6a6eac55f277ccfbab752c82cb1709c8140de7b4b977397a31da6c9c8b693ae92264eb23960c8b1e0993bd
-
Filesize
22KB
MD58b9b0d1c8b0e9d4b576d42c66980977a
SHA1a19acefa3f95d1b565650fdbc40ef98c793358e9
SHA256371a44ab91614a8c26d159beb872a7b43f569cb5fac8ada99ace98f264a3b503
SHA5124b1c5730a17118b7065fada3b36944fe4e0260f77676b84453ee5042f6f952a51fd99debca835066a6d5a61ba1c5e17247551340dd02d777a44bc1cae84e6b5f
-
Filesize
24KB
MD596da689947c6e215a009b9c1eca5aec2
SHA17f389e6f2d6e5beb2a3baf622a0c0ea24bc4de60
SHA256885309eb86dccd8e234ba05e13fe0bf59ab3db388ebfbf6b4fd6162d8e287e82
SHA5128e86fa66a939ff3274c2147463899df575030a575c8f01573c554b760a53b339127d0d967c8cf1d315428e16e470fa1cc9c2150bb40e9b980d4ebf32e226ee89
-
Filesize
762KB
MD55da23bb7eb3bfd69f1363f1771818d1a
SHA1d90c086ea708cb8cd60136bee155b66d293c6d7f
SHA256b46a9ccecd432f966a97420db35082ab9de7c500772eec12e64808cb439791e7
SHA512c2aea1685924e449b7da4936f2859808b6e6d8458e467dd61d4dc308a6de683724f43001b57e9e7c13ed57aedd54e336ab27e6938659b42aba56282b5ca86fa8
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Filesize
1KB
MD5867be43ab8c97b14e9cc6776d90b536d
SHA11c66307363cfb8f82d8c4d6bb807715604c46614
SHA256d18fd23e37ede3e91615ee427dc5a2084b7fdcc8ba30642e007504a2839a1f54
SHA512dbba38b114c1ca12c52817f5abb874bf7ce3f8bc882671530a909ba739b2142fc2b6c30998c3cd87242e09ec83971e38070f7f03670e1224e6642d25113b25dd
-
Filesize
3.6MB
MD5e85fb65cf7b889457197b26a4bed1c48
SHA1e37b89e30b72116a81d3d48a7148470a5920d834
SHA25624127d345af8bbaca0c217e4971e5772018df1079442bea41ac2b04aab5438a9
SHA512558fb31f9a8ccb47cdef455f2c62f3da12d371ef8843420ee409d42d96e634fc34c650379ce3870eed9c48bedcc2a6c907b89bdc5c52760bc19fd76ebae506e3
-
Filesize
992KB
MD50e0bac3d1dcc1833eae4e3e4cf83c4ef
SHA14189f4459c54e69c6d3155a82524bda7549a75a6
SHA2568a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae
SHA512a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd
-
Filesize
85KB
MD56e2b2ddb1bc783122018d99d38497298
SHA1414dfc02289926416399fd986a303e32e812c595
SHA25602fcb91909ed2ecc68b62bceaca7b8d8319e7d625e599756c170db631237da69
SHA5123d2a9b62f4ad87b69a582cd97d3d7a1ae20a99561b65a8c20fbea8b83c1515541bde4d9f3f8b88c03f5fe4f956bc4533b5171e29fde89cc0265c99384eac2358
-
Filesize
123KB
MD58487b3c4cad03068e4968a61dbf6604f
SHA1c3ac3241b9e2e02c5686a7b0535b91f741b76a04
SHA2560a35d727361d2a8e70047e1c07b70ed4f6ceca84d22fa6b18a21f3069393c6a9
SHA512711a2760611ff2c00f1f22fe9fad19001bace86fec2331bb1cb6f09df14ba84afeae43b3febf0c6d9e1fd14e71f7d0c109ddbe9ec5ea6627a7d6ea0a15634e04
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Filesize
18KB
MD5f62b66f451f2daa8410ad62d453fa0a2
SHA14bf13db65943e708690d6256d7ddd421cc1cc72b
SHA25648eb5b52227b6fb5be70cb34009c8da68356b62f3e707db56af957338ba82720
SHA512d64c2a72adf40bd451341552e7e6958779de3054b0cf676b876c3ba7b86147aecba051ac08adc0c3bfb2779109f87dca706c43de3ce36e05af0ddee02bbbf419
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Filesize
19KB
MD56c88d0006cf852f2d8462dfa4e9ca8d1
SHA149002b58cb0df2ee8d868dec335133cf225657df
SHA256d5960c7356e8ab97d0ad77738e18c80433da277671a6e89a943c7f7257ff3663
SHA512d081843374a43d2e9b33904d4334d49383df04ee7143a8b49600841ece844eff4e8e36b4b5966737ac931ed0350f202270e043f7003bf2748c5418d5e21c2a27
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Filesize
18KB
MD5c712515d052a385991d30b9c6afc767f
SHA19a4818897251cacb7fe1c6fe1be3e854985186ad
SHA256f7c6c7ea22edd2f8bd07aa5b33cbce862ef1dcdc2226eb130e0018e02ff91dc1
SHA512b7d1e22a169c3869aa7c7c749925a031e8bdd94c2531c6ffe9dae3b3cd9a2ee1409ca26824c4e720be859de3d4b2af637dd60308c023b4774d47afe13284dcd2
-
Filesize
19KB
MD5f9e20dd3b07766307fccf463ab26e3ca
SHA160b4cf246c5f414fc1cd12f506c41a1043d473ee
SHA256af47aebe065af2f045a19f20ec7e54a6e73c0c3e9a5108a63095a7232b75381a
SHA51213c43eee9c93c9f252087cb397ff2d6b087b1dc92a47ba5493297f080e91b7c39ee5665d6bdc1a80e7320e2b085541fc798a3469b1f249b05dee26bbbb6ab706
-
Filesize
18KB
MD5ab206f2943977256ca3a59e5961e3a4f
SHA19c1df49a8dbdc8496ac6057f886f5c17b2c39e3e
SHA256b3b6ee98aca14cf5bc9f3bc7897bc23934bf85fc4bc25b7506fe4cd9a767047a
SHA512baccc304b091a087b2300c10f6d18be414abb4c1575274c327104aabb5fdf975ba26a86e423fda6befb5d7564effac0c138eb1bad2d2e226131e4963c7aac5bd
-
Filesize
19KB
MD5595d79870970565be93db076afbe73b5
SHA1ec96f7beeaec14d3b6c437b97b4a18a365534b9b
SHA256fc50a37acc35345c99344042d7212a4ae88aa52a894cda3dcb9f6db46d852558
SHA512152849840a584737858fc5e15f0d7802786e823a13ec5a9fc30ee032c7681deaf11c93a8cffead82dc5f73f0cd6f517f1e83b56d61d0e770cbb20e1cfff22840
-
Filesize
24KB
MD576e0a89c91a28cf7657779d998e679e5
SHA1982b5da1c1f5b9d74af6243885bcba605d54df8c
SHA2560189cbd84dea035763a7e52225e0f1a7dcec402734885413add324bffe688577
SHA512d75d8798ea3c23b3998e8c3f19d0243a0c3a3262cffd8bcee0f0f0b75f0e990c9ce6644150d458e5702a8aa51b202734f7a9161e795f8121f061139ad2ea454f
-
Filesize
20KB
MD56b33b34888ccecca636971fbea5e3de0
SHA1ee815a158baacb357d9e074c0755b6f6c286b625
SHA25600ac02d39b7b16406850e02ca4a6101f45d6f7b4397cc9e069f2ce800b8500b9
SHA512f52a2141f34f93b45b90eb3bbcdb64871741f2bd5fed22eaaf35e90661e8a59eba7878524e30646206fc73920a188c070a38da9245e888c52d25e36980b35165