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Analysis
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max time kernel
150s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
26/03/2024, 23:41
General
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Target
2024-03-26_00c6b4db19a30896da570331ea3fd119_ryuk.exe
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Size
4.9MB
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MD5
00c6b4db19a30896da570331ea3fd119
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SHA1
cf2a2b0284473815efc6cb9ecd72b4e22cad5c2c
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SHA256
562079bb202157ab3a797f62c6c0b47fbcd8c559b5a00270f02f7f2e839bf81f
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SHA512
b6d446508d6a38c1d8f5713651611fb4d77259a9ac3df71bc09622c9eea898f21a6f802b5f70f8ccf53df6fb9e4549d80d64c7dba1ca619ba04cad8fbfc38ad3
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SSDEEP
98304:PfTi8bQRknxqpBPIWcsLktc/sW5K35JrXH4d9RHmJn:PfZnxEBPIWD6PW8pJz4vRH
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 6 IoCs
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Deletes itself 1 IoCs
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Executes dropped EXE 1 IoCs
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Modifies registry class 2 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of AdjustPrivilegeToken 6 IoCs
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Suspicious use of SetWindowsHookEx 2 IoCs
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Suspicious use of WriteProcessMemory 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-03-26_00c6b4db19a30896da570331ea3fd119_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-26_00c6b4db19a30896da570331ea3fd119_ryuk.exe"1⤵
- Modifies firewall policy service
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2024-03-26_00c6b4db19a30896da570331ea3fd119_ryuk.exe"2024-03-26_00c6b4db19a30896da570331ea3fd119_ryuk.exe"2⤵
- Modifies firewall policy service
- Deletes itself
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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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 --mojo-platform-channel-handle=3096 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.6MB
MD54558f4ca15afc85f3138d6b3c51e07d5
SHA19c1f5a922927a11b6550292e075b5fb4dfe06952
SHA256513c1699ecb83c02bbfa2436e2356db7d692810b8213608dd271296ca6b93289
SHA512148d2584656121dc0210c55c3c793c8c4f5ce12b59b6e8ebfe1252dd3472646e95017aae9d9d65eaccc93526f9a31a1e6714a858f2ad351c3d769248fb4bd51a
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Filesize
210KB
MD59e93dc185fa87982649ace5b38eeb8f3
SHA183282fa31153468b0bf97b90e7deca3aaa707c4a
SHA2568ed6b8fea96e1faf78084719b0ecba5615bd6d05b3bbec662ddf88c8f5e2f031
SHA5126e3cc38075a32218dcde9ab11d60f006a3e27a4b5bdaa852eed5c9b455ea1602bba6c5e8a5a043c12ebacf7b23fe66ba0790bfb515401c924bb0178f3accd67e
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Filesize
12B
MD535f4c78ddcf2808dd67d5a20617fd7f0
SHA1da9a8c19f1e539aee9dd0160b3f06c499f993b8f
SHA25699eacd1d0c50ee8d0be66fe334ce0cb0a24bbfddf0b2f24360ffdfc1e0151b08
SHA512a1d64d98e3d361ad223d0b0d402bc632e475cb35064e798736be88a63f3c5e50f69f40d7980bdcff09c74a5cfb9ea8a31c6f9139f8ddef2d5eb56ef44187089a
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB
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Filesize
5.0MB