Analysis
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max time kernel
146s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
03-06-2024 15:48
Behavioral task
behavioral1
Sample
Client-built.exe
Resource
win11-20240508-en
General
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Target
Client-built.exe
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Size
78KB
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MD5
4ac3fe07724438ff7c3e3ba1fc92bbb3
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SHA1
20b3a217c9789769f30834be154e144317f25287
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SHA256
0ff130c66f8539585e58166cf27ff4f452baa925106e68f0ee39ab16933f0527
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SHA512
6fc513f4e14fb81b44997569df3c0a224c17e2ad4cd9664df52331c854fe1ef92d38ce12b114114b33d735f355faa17a2c6c0592110d977b2daa8612b3391d23
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SSDEEP
1536:52WjO8XeEXFh5P7v88wbjNrfxCXhRoKV6+V+qPIC:5Zv5PDwbjNrmAE+2IC
Malware Config
Extracted
discordrat
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discord_token
MTI0NzIwNDM3NzM3OTQ3MTQ4Mw.GWLx7p.fDU6rq8p_NFx3C6V9QrvUaRIvcVbRqtgosu9Ik
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server_id
1247204822399320144
Signatures
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Discord RAT
A RAT written in C# using Discord as a C2.
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs
flow ioc 1 discord.com 4 discord.com 6 discord.com 7 discord.com 8 discord.com -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3107365284-1576850094-161165143-1000_Classes\Local Settings\MuiCache MiniSearchHost.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3912 Client-built.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4584 MiniSearchHost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Client-built.exe"C:\Users\Admin\AppData\Local\Temp\Client-built.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3912
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C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4584
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\~earchHoverUnifiedTileModelCache.tmp
Filesize10KB
MD5cf4d76f1a9247b679411a23597ab0736
SHA1ca7ea2bb3f8f7be7c59eb122cad5b045cf4e9c66
SHA256552fdfebf5efd5e7e3373b9030d26042a53a28197c2955a8dfa3eed3479c6bbe
SHA512a21e03a0fb43eb2f50e2ee98e9eee1ffcda02f5e418352d567904c4ff33ca536c938f0cc46aa258bc6df37d34f05799bfc8c7d99a34afba789a2286ec1c47a91