Analysis
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max time kernel
15s -
max time network
17s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
21/05/2024, 22:02
Behavioral task
behavioral1
Sample
mesh nuller.exe
Resource
win10v2004-20240508-en
General
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Target
mesh nuller.exe
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Size
8.0MB
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MD5
0a39ef47048a400fefc73d628de24516
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SHA1
8f029b4b4e69e260b0cc23987ef94993facd5970
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SHA256
821a78ea5b9f69675c81aa4fc364735c993c411de8901d7a0c4cb99d3521d913
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SHA512
c7032274fd386c7ee8988a2baa3395b93f010e42ebb56d8b9a31cc44741f60b282b53d671e6f2819aac3ab16db1338254af67c6fa419c4f64ffa4009e8192085
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SSDEEP
196608:NszugdqBA1HeT39IigQdeE9TFa0Z8DOjCdylHnQf/GoXKh:Bg4q1+TtIiLUY9Z8D8CclHQLXKh
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2592 FNOffsetGrabber.exe -
Loads dropped DLL 15 IoCs
pid Process 2020 mesh nuller.exe 2020 mesh nuller.exe 2020 mesh nuller.exe 2020 mesh nuller.exe 2020 mesh nuller.exe 2020 mesh nuller.exe 2020 mesh nuller.exe 2020 mesh nuller.exe 2020 mesh nuller.exe 2020 mesh nuller.exe 2020 mesh nuller.exe 2020 mesh nuller.exe 2020 mesh nuller.exe 2020 mesh nuller.exe 2020 mesh nuller.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
flow ioc 27 raw.githubusercontent.com 28 raw.githubusercontent.com 38 raw.githubusercontent.com -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\UEHS2928!!@#$\FNOffsetGrabber.exe mesh nuller.exe File created C:\Program Files\UEHS2928!!@#$\oo2core_9_win64.dll mesh nuller.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2132 wrote to memory of 2020 2132 mesh nuller.exe 92 PID 2132 wrote to memory of 2020 2132 mesh nuller.exe 92 PID 2020 wrote to memory of 2592 2020 mesh nuller.exe 103 PID 2020 wrote to memory of 2592 2020 mesh nuller.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\mesh nuller.exe"C:\Users\Admin\AppData\Local\Temp\mesh nuller.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2132 -
C:\Users\Admin\AppData\Local\Temp\mesh nuller.exe"C:\Users\Admin\AppData\Local\Temp\mesh nuller.exe"2⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2020 -
C:\Program Files\UEHS2928!!@#$\FNOffsetGrabber.exe"C:\Program Files\UEHS2928!!@#$\FNOffsetGrabber.exe"3⤵
- Executes dropped EXE
PID:2592
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-
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3416,i,13879737908471496610,15335851594401413307,262144 --variations-seed-version --mojo-platform-channel-handle=4312 /prefetch:81⤵PID:3108
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.6MB
MD57ec9c96850bb2dcbf7c91bae180290b9
SHA1d0deb56d65d48c6220e67b072038926879fc3e27
SHA256d6f2d834e732daedd61b214641031cbcf7a34ca564dc2f2568503cece4cf5e4e
SHA512474388bc1785aedf0a92d4b5a980156290ac765b7c097d36d8c2993c8e3b82f75a4e6a7e5f4a175f5228776bc83c467faead103abc4b88227e2bff320de08844
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Filesize
116KB
MD5be8dbe2dc77ebe7f88f910c61aec691a
SHA1a19f08bb2b1c1de5bb61daf9f2304531321e0e40
SHA2564d292623516f65c80482081e62d5dadb759dc16e851de5db24c3cbb57b87db83
SHA5120da644472b374f1da449a06623983d0477405b5229e386accadb154b43b8b083ee89f07c3f04d2c0c7501ead99ad95aecaa5873ff34c5eeb833285b598d5a655
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Filesize
83KB
MD5223fd6748cae86e8c2d5618085c768ac
SHA1dcb589f2265728fe97156814cbe6ff3303cd05d3
SHA256f81dc49eac5ecc528e628175add2ff6bda695a93ea76671d7187155aa6326abb
SHA5129c22c178417b82e68f71e5b7fe7c0c0a77184ee12bd0dc049373eace7fa66c89458164d124a9167ae760ff9d384b78ca91001e5c151a51ad80c824066b8ecce6
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Filesize
245KB
MD53055edf761508190b576e9bf904003aa
SHA1f0dc8d882b5cd7955cc6dfc8f9834f70a83c7890
SHA256e4104e47399d3f635a14d649f61250e9fd37f7e65c81ffe11f099923f8532577
SHA51287538fe20bd2c1150a8fefd0478ffd32e2a9c59d22290464bf5dfb917f6ac7ec874f8b1c70d643a4dc3dd32cbe17e7ea40c0be3ea9dd07039d94ab316f752248
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Filesize
64KB
MD5eedb6d834d96a3dffffb1f65b5f7e5be
SHA1ed6735cfdd0d1ec21c7568a9923eb377e54b308d
SHA25679c4cde23397b9a35b54a3c2298b3c7a844454f4387cb0693f15e4facd227dd2
SHA512527bd7bb2f4031416762595f4ce24cbc6254a50eaf2cc160b930950c4f2b3f5e245a486972148c535f8cd80c78ec6fa8c9a062085d60db8f23d4b21e8ae4c0ad
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Filesize
156KB
MD505e8b2c429aff98b3ae6adc842fb56a3
SHA1834ddbced68db4fe17c283ab63b2faa2e4163824
SHA256a6e2a5bb7a33ad9054f178786a031a46ea560faeef1fb96259331500aae9154c
SHA512badeb99795b89bc7c1f0c36becc7a0b2ce99ecfd6f6bb493bda24b8e57e6712e23f4c509c96a28bc05200910beddc9f1536416bbc922331cae698e813cbb50b3
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Filesize
31KB
MD56e0cb85dc94e351474d7625f63e49b22
SHA166737402f76862eb2278e822b94e0d12dcb063c5
SHA2563f57f29abd86d4dc8f4ca6c3f190ebb57d429143d98f0636ff5117e08ed81f9b
SHA5121984b2fc7f9bbdf5ba66716fc60dcfd237f38e2680f2fc61f141ff7e865c0dbdd7cdc47b3bc490b426c6cfe9f3f9e340963abf428ea79eb794b0be7d13001f6a
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Filesize
81KB
MD5dc06f8d5508be059eae9e29d5ba7e9ec
SHA1d666c88979075d3b0c6fd3be7c595e83e0cb4e82
SHA2567daff6aa3851a913ed97995702a5dfb8a27cb7cf00fb496597be777228d7564a
SHA51257eb36bc1e9be20c85c34b0a535b2349cb13405d60e752016e23603c4648939f1150e4dbebc01ec7b43eb1a6947c182ccb8a806e7e72167ad2e9d98d1fd94ab3
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Filesize
174KB
MD55b9b3f978d07e5a9d701f832463fc29d
SHA10fcd7342772ad0797c9cb891bf17e6a10c2b155b
SHA256d568b3c99bf0fc35a1f3c5f66b4a9d3b67e23a1d3cf0a4d30499d924d805f5aa
SHA512e4db56c8e0e9ba0db7004463bf30364a4e4ab0b545fb09f40d2dba67b79b6b1c1db07df1f017501e074abd454d1e37a4167f29e7bbb0d4f8958fa0a2e9f4e405
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Filesize
1.3MB
MD58dad91add129dca41dd17a332a64d593
SHA170a4ec5a17ed63caf2407bd76dc116aca7765c0d
SHA2568de4f013bfecb9431aabaa97bb084fb7de127b365b9478d6f7610959bf0d2783
SHA5122163414bc01fc30d47d1de763a8332afe96ea7b296665b1a0840d5197b7e56f4963938e69de35cd2bf89158e5e2240a1650d00d86634ac2a5e2ad825455a2d50
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Filesize
285KB
MD5d3e74c9d33719c8ab162baa4ae743b27
SHA1ee32f2ccd4bc56ca68441a02bf33e32dc6205c2b
SHA2567a347ca8fef6e29f82b6e4785355a6635c17fa755e0940f65f15aa8fc7bd7f92
SHA512e0fb35d6901a6debbf48a0655e2aa1040700eb5166e732ae2617e89ef5e6869e8ddd5c7875fa83f31d447d4abc3db14bffd29600c9af725d9b03f03363469b4c
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Filesize
10KB
MD5d9e0217a89d9b9d1d778f7e197e0c191
SHA1ec692661fcc0b89e0c3bde1773a6168d285b4f0d
SHA256ecf12e2c0a00c0ed4e2343ea956d78eed55e5a36ba49773633b2dfe7b04335c0
SHA5123b788ac88c1f2d682c1721c61d223a529697c7e43280686b914467b3b39e7d6debaff4c0e2f42e9dddb28b522f37cb5a3011e91c66d911609c63509f9228133d
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Filesize
120KB
MD5bf9a9da1cf3c98346002648c3eae6dcf
SHA1db16c09fdc1722631a7a9c465bfe173d94eb5d8b
SHA2564107b1d6f11d842074a9f21323290bbe97e8eed4aa778fbc348ee09cc4fa4637
SHA5127371407d12e632fc8fb031393838d36e6a1fe1e978ced36ff750d84e183cde6dd20f75074f4597742c9f8d6f87af12794c589d596a81b920c6c62ee2ba2e5654
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Filesize
5.0MB
MD5e547cf6d296a88f5b1c352c116df7c0c
SHA1cafa14e0367f7c13ad140fd556f10f320a039783
SHA25605fe080eab7fc535c51e10c1bd76a2f3e6217f9c91a25034774588881c3f99de
SHA5129f42edf04c7af350a00fa4fdf92b8e2e6f47ab9d2d41491985b20cd0adde4f694253399f6a88f4bdd765c4f49792f25fb01e84ec03fd5d0be8bb61773d77d74d
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Filesize
768KB
MD519a2aba25456181d5fb572d88ac0e73e
SHA1656ca8cdfc9c3a6379536e2027e93408851483db
SHA2562e9fbcd8f7fdc13a5179533239811456554f2b3aa2fb10e1b17be0df81c79006
SHA512df17dc8a882363a6c5a1b78ba3cf448437d1118ccc4a6275cc7681551b13c1a4e0f94e30ffb94c3530b688b62bff1c03e57c2c185a7df2bf3e5737a06e114337
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Filesize
6.6MB
MD53c388ce47c0d9117d2a50b3fa5ac981d
SHA1038484ff7460d03d1d36c23f0de4874cbaea2c48
SHA256c98ba3354a7d1f69bdca42560feec933ccba93afcc707391049a065e1079cddb
SHA512e529c5c1c028be01e44a156cd0e7cad0a24b5f91e5d34697fafc395b63e37780dc0fac8f4c5d075ad8fe4bd15d62a250b818ff3d4ead1e281530a4c7e3ce6d35
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Filesize
29KB
MD592b440ca45447ec33e884752e4c65b07
SHA15477e21bb511cc33c988140521a4f8c11a427bcc
SHA256680df34fb908c49410ac5f68a8c05d92858acd111e62d1194d15bdce520bd6c3
SHA51240e60e1d1445592c5e8eb352a4052db28b1739a29e16b884b0ba15917b058e66196988214ce473ba158704837b101a13195d5e48cb1dc2f07262dfecfe8d8191
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Filesize
1.1MB
MD516be9a6f941f1a2cb6b5fca766309b2c
SHA117b23ae0e6a11d5b8159c748073e36a936f3316a
SHA25610ffd5207eeff5a836b330b237d766365d746c30e01abf0fd01f78548d1f1b04
SHA51264b7ecc58ae7cf128f03a0d5d5428aaa0d4ad4ae7e7d19be0ea819bbbf99503836bfe4946df8ee3ab8a92331fdd002ab9a9de5146af3e86fef789ce46810796b