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Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
28/12/2022, 09:19
Behavioral task
behavioral1
Sample
HEUR-Backdoor.MSIL.Crysan.gen-107af2412dcf7b10a4fa03ce519d042e5b791d7c2a1a703ab3b47ee1f8aa07a2.exe
Resource
win7-20221111-en
General
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Target
HEUR-Backdoor.MSIL.Crysan.gen-107af2412dcf7b10a4fa03ce519d042e5b791d7c2a1a703ab3b47ee1f8aa07a2.exe
-
Size
47KB
-
MD5
5f53451e51ae6784b3b28555d20aeefc
-
SHA1
20e4d7376462a1fabf5b5be2b5a857441430403a
-
SHA256
107af2412dcf7b10a4fa03ce519d042e5b791d7c2a1a703ab3b47ee1f8aa07a2
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SHA512
afaff763ecd886c8fe916d87d6920b7c07359b5305501946736ddb2c14b126098ae0e9fa606871254ad2fc6d826076cd4e9143f7ffa49488e963587b584877f7
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SSDEEP
768:gq+s3pUtDILNCCa+DiZtelDSNCiVq8YbNgeuAi/qJYvEgK/JHZVc6KN:gq+AGtQOZtKDsSzbaxAaqSnkJHZVclN
Malware Config
Extracted
asyncrat
1.0.7
Default
127.0.0.1:8848
127.0.0.1:15021
2.tcp.ngrok.io:8848
2.tcp.ngrok.io:15021
DcRatMutex_qwqdanchun
-
delay
1
-
install
false
-
install_folder
%AppData%
Signatures
-
Async RAT payload 1 IoCs
resource yara_rule behavioral2/memory/4700-132-0x0000000000960000-0x0000000000972000-memory.dmp asyncrat -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4700 HEUR-Backdoor.MSIL.Crysan.gen-107af2412dcf7b10a4fa03ce519d042e5b791d7c2a1a703ab3b47ee1f8aa07a2.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\HEUR-Backdoor.MSIL.Crysan.gen-107af2412dcf7b10a4fa03ce519d042e5b791d7c2a1a703ab3b47ee1f8aa07a2.exe"C:\Users\Admin\AppData\Local\Temp\HEUR-Backdoor.MSIL.Crysan.gen-107af2412dcf7b10a4fa03ce519d042e5b791d7c2a1a703ab3b47ee1f8aa07a2.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4700