Analysis
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max time kernel
150s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
10-03-2024 16:51
Static task
static1
Behavioral task
behavioral1
Sample
bf1df3744b0601caf1c8a2f080417049.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
bf1df3744b0601caf1c8a2f080417049.exe
Resource
win10v2004-20240226-en
General
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Target
bf1df3744b0601caf1c8a2f080417049.exe
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Size
54KB
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MD5
bf1df3744b0601caf1c8a2f080417049
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SHA1
efdbcb7658a4bacc16748f51126438406089674a
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SHA256
043f3edb6089e1c29aff8cfd588a5285707822b508049e802b073af33b35b5a9
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SHA512
ac8d3688e59939d065da249ce63fd28c715ad15641647a298bed7fc3296a692a8d457c90503002222b807d25171537eb2d39e45180c3d02727bb978a3588a0e0
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SSDEEP
768:F298I+loJMx39wBN8n5BpriAzryApHXpjPX1R+RtAq01GTIihGH1WKK:F29tG9NFn5evCpj/1ARtd0nLBK
Malware Config
Signatures
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resource yara_rule behavioral2/files/0x000800000001db2a-11.dat aspack_v212_v242 -
Loads dropped DLL 2 IoCs
pid Process 4020 bf1df3744b0601caf1c8a2f080417049.exe 4020 bf1df3744b0601caf1c8a2f080417049.exe -
Drops file in Program Files directory 4 IoCs
description ioc Process File opened for modification C:\Program Files\Common Files\Microsoft Shared\MSINFO\35697915.dat bf1df3744b0601caf1c8a2f080417049.exe File created C:\Program Files\Common Files\Microsoft Shared\MSINFO\35697915.dll bf1df3744b0601caf1c8a2f080417049.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\MSINFO\35697915.dll bf1df3744b0601caf1c8a2f080417049.exe File created C:\Program Files\Common Files\Microsoft Shared\MSINFO\35697915.dat bf1df3744b0601caf1c8a2f080417049.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\Help\35697915.chm bf1df3744b0601caf1c8a2f080417049.exe File opened for modification C:\Windows\Help\35697915.chm bf1df3744b0601caf1c8a2f080417049.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4020 bf1df3744b0601caf1c8a2f080417049.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bf1df3744b0601caf1c8a2f080417049.exe"C:\Users\Admin\AppData\Local\Temp\bf1df3744b0601caf1c8a2f080417049.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
PID:4020
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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=3880 --field-trial-handle=2304,i,7548677271533893574,11048237606705436109,262144 --variations-seed-version /prefetch:81⤵PID:4028
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
54KB
MD5bf1df3744b0601caf1c8a2f080417049
SHA1efdbcb7658a4bacc16748f51126438406089674a
SHA256043f3edb6089e1c29aff8cfd588a5285707822b508049e802b073af33b35b5a9
SHA512ac8d3688e59939d065da249ce63fd28c715ad15641647a298bed7fc3296a692a8d457c90503002222b807d25171537eb2d39e45180c3d02727bb978a3588a0e0
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Filesize
55KB
MD540bfcb62b26d1cd75de9a96c4b0e2a23
SHA1a389287b70117a9c3736d4baa6681cba0e8e03b2
SHA256ba1c049c2164e6557115751c83971624a0ce7ae723a08872dd30f52be2e7e5bb
SHA51224deb6539f3ca315c16e1136a7ee5976ce33d11c040b3dfb19f6f27b0bc01799b72da0c5b28e913d5dac38aff40aec2bd0a31d710d62806f6feb7bfec3da973c