Analysis
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max time kernel
147s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
02-01-2025 18:13
General
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Target
ersyb.exe
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Size
3.0MB
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MD5
5d19a21c61d16d22619b846816a0e270
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SHA1
8aba1f6780ec5a1e389a193821f727b9e8ddb710
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SHA256
e0cc614e2c756bfe9eb3773daa8d6c0ac66a2902826f5ccbd94113e3ff69e3db
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SHA512
1a6f7daf3778f2b095092187d2d9540d27320100f0dbac8d29e48b34a1f929d1eb928344a0046ad3952825e1f9006a72f9821a6509dc54a392976b3b0358b580
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SSDEEP
49152:0GVLgqHU3mdatQdsgUBX3B3kNC3H6vUZ7r/N2e:0GFQ3mdatQSm
Malware Config
Signatures
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AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
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Asyncrat family
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StormKitty
StormKitty is an open source info stealer written in C#.
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StormKitty payload 1 IoCs
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Stormkitty family
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious behavior: EnumeratesProcesses 35 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\ersyb.exe"C:\Users\Admin\AppData\Local\Temp\ersyb.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
4KB
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Filesize
3.0MB
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Filesize
9.9MB
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Filesize
9.9MB
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Filesize
4KB
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Filesize
9.9MB
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Filesize
9.9MB