Analysis
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max time kernel
99s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
27-03-2023 22:09
Behavioral task
behavioral1
Sample
bKUy.exe
Resource
win7-20230220-en
windows7-x64
4 signatures
150 seconds
General
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Target
bKUy.exe
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Size
63KB
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MD5
9bd557d5267ebfb6baaf4a21a66ed2c6
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SHA1
3c2c2b3bc380622464e99555df6da3a3830b7460
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SHA256
486d9c1f259ee472964bf817ed2b8e218440f7b1145230ff8cbba6a3da3c8f55
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SHA512
7f5f670e16bf389a46dfe67bbf9e6eea5232054a5014f087e14338c14fe9f4aa7e7cfde783638bea7cb51f648d98c67f1762856a7282bc4276a56435bc4fbde7
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SSDEEP
1536:zhp5LrUwk4Xq0WdZeeiMl8GbbXwI1vNGRZVclN:zhp5LrUwk4XqdMeFmGbbXRUzY
Malware Config
Extracted
Family
asyncrat
Version
1.0.7
Botnet
Default
C2
dcleomessi.duckdns.org:4243
Mutex
DcRatMutex_qwqdanchun
Attributes
-
delay
1
-
install
false
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install_folder
%AppData%
aes.plain
Signatures
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Async RAT payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4164-133-0x0000000000980000-0x0000000000996000-memory.dmp asyncrat -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
bKUy.exedescription pid process Token: SeDebugPrivilege 4164 bKUy.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/4164-133-0x0000000000980000-0x0000000000996000-memory.dmpFilesize
88KB
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memory/4164-134-0x000000001C210000-0x000000001C220000-memory.dmpFilesize
64KB
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memory/4164-135-0x000000001C210000-0x000000001C220000-memory.dmpFilesize
64KB
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memory/4164-136-0x000000001E290000-0x000000001E306000-memory.dmpFilesize
472KB
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memory/4164-137-0x000000001C1F0000-0x000000001C20E000-memory.dmpFilesize
120KB