Analysis
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max time kernel
138s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
01-07-2024 01:23
Behavioral task
behavioral1
Sample
f03374f670758c1ae4b23bb320aab096a8929f4a822a37b6908c7eebc1497fb8.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
f03374f670758c1ae4b23bb320aab096a8929f4a822a37b6908c7eebc1497fb8.exe
Resource
win10v2004-20240226-en
General
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Target
f03374f670758c1ae4b23bb320aab096a8929f4a822a37b6908c7eebc1497fb8.exe
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Size
1.2MB
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MD5
5973141a1645142524005a976300ad3a
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SHA1
ead922ce88867e6804ff1d47f1e030a093675da4
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SHA256
f03374f670758c1ae4b23bb320aab096a8929f4a822a37b6908c7eebc1497fb8
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SHA512
00d1c6cd2b593a13cb0b823da7962481248916858951424b33e0224a2a1ad03df9e482e2da83db0af6451c7024701b4c74643b9ed8f549ea24800e5f7b6612aa
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SSDEEP
24576:GKR+wELNASn7ahkX4j9wjlP17rQFGWEdcM4:Gvw+GyX5517IGW
Malware Config
Signatures
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Processes:
resource yara_rule behavioral2/memory/4076-1-0x0000000000CF0000-0x0000000000E24000-memory.dmp dcrat -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
f03374f670758c1ae4b23bb320aab096a8929f4a822a37b6908c7eebc1497fb8.exedescription pid process Token: SeDebugPrivilege 4076 f03374f670758c1ae4b23bb320aab096a8929f4a822a37b6908c7eebc1497fb8.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f03374f670758c1ae4b23bb320aab096a8929f4a822a37b6908c7eebc1497fb8.exe"C:\Users\Admin\AppData\Local\Temp\f03374f670758c1ae4b23bb320aab096a8929f4a822a37b6908c7eebc1497fb8.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
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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=4232 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/4076-0-0x00007FFCA3103000-0x00007FFCA3105000-memory.dmpFilesize
8KB
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memory/4076-1-0x0000000000CF0000-0x0000000000E24000-memory.dmpFilesize
1.2MB
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memory/4076-2-0x00007FFCA3100000-0x00007FFCA3BC1000-memory.dmpFilesize
10.8MB
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memory/4076-3-0x0000000002F00000-0x0000000002F1C000-memory.dmpFilesize
112KB
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memory/4076-7-0x0000000002F50000-0x0000000002F5C000-memory.dmpFilesize
48KB
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memory/4076-6-0x0000000002F30000-0x0000000002F46000-memory.dmpFilesize
88KB
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memory/4076-5-0x00000000014F0000-0x00000000014F8000-memory.dmpFilesize
32KB
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memory/4076-4-0x000000001BBA0000-0x000000001BBF0000-memory.dmpFilesize
320KB
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memory/4076-8-0x00007FFCA3103000-0x00007FFCA3105000-memory.dmpFilesize
8KB
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memory/4076-10-0x00007FFCA3100000-0x00007FFCA3BC1000-memory.dmpFilesize
10.8MB