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Analysis
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max time kernel
119s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
13/12/2024, 10:29
Behavioral task
behavioral1
Sample
AsyncClient.exe
Resource
win7-20240708-en
General
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Target
AsyncClient.exe
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Size
61KB
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MD5
a4314ad7e9a2945cf99dd03e9e46f7c1
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SHA1
326c096e183a17cbc41034c6b6a6917de5347a86
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SHA256
22639054481629b24309f3ab18f016231ed4f3de6fa6b852598848c1dbe7cf1f
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SHA512
5787f414ebf281f581e26d21541915897e741995528bb7cc20e5d7c02d8a35e05047cd47e231d3ea389986323ee58039844c075134869a3e63d004c11f08a8c8
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SSDEEP
1536:X4eepw4Di7A6h8ibi5e2SUbmGU6xqq3WTx:X4eepw4Di73h8ibifSBGDF32x
Malware Config
Extracted
asyncrat
AsyncRAT
Default
yyyson22.gleeze.com:4608
dw
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delay
3
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install
false
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install_folder
%AppData%
Signatures
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Asyncrat family
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AsyncClient.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2020 AsyncClient.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2020 AsyncClient.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2020 AsyncClient.exe
Processes
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b