Analysis
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max time kernel
49s -
max time network
52s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
16-06-2024 23:56
Behavioral task
behavioral1
Sample
A_protected.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
A_protected.exe
Resource
win10v2004-20240226-en
General
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Target
A_protected.exe
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Size
4.8MB
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MD5
2e350ad38505eb0311f8403b7b1c83c4
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SHA1
de7648fda593e9efa3532b21fd9f686d8b2c9161
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SHA256
5b9c89db8105bb7b2c9e54a61853ecb427b3616985f2906081436864d1f4c2f2
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SHA512
b07d6dd091fd57075daabd404b69c97d5b625eb932ad8c84add1ddbbf20dc0527b89fe36b315267d526362a466cf98c725892d6574b100fc0d5cb56d7a545014
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SSDEEP
98304:L+fImzx6k9pdkAOfRj5dVL5WfRh6kmCZlkR+14759EcY+T/4ffNr:aok9pWAOptMfRhvFZlkAaEjHflr
Malware Config
Extracted
discordrat
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discord_token
MTI1MTM5NDU2MTkzMTA4Nzk2Ng.GVpTiC.aG6daNWB3ZKdyNM0l8rdBK1DppjVAtp5jSZd5E
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server_id
1251216160561696778
Signatures
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Discord RAT
A RAT written in C# using Discord as a C2.
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ A_protected.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion A_protected.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion A_protected.exe -
resource yara_rule behavioral2/memory/4748-4-0x0000000140000000-0x0000000140CB2000-memory.dmp themida behavioral2/memory/4748-5-0x0000000140000000-0x0000000140CB2000-memory.dmp themida -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA A_protected.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs
flow ioc 18 discord.com 19 discord.com 27 discord.com 41 discord.com 42 discord.com -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 4748 A_protected.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4748 A_protected.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\A_protected.exe"C:\Users\Admin\AppData\Local\Temp\A_protected.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
PID:4748
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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=4076 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:81⤵PID:4072