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Analysis
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max time kernel
122s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
30/10/2022, 14:24
Static task
static1
Behavioral task
behavioral1
Sample
8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.exe
Resource
win10v2004-20220901-en
General
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Target
8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.exe
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Size
360KB
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MD5
a2d35d303e53ec8b2f2dc5f6ea56d3d0
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SHA1
486a3be419d959e971534671e57635d1b62fe9eb
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SHA256
8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc
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SHA512
8aefd9792f6caa1e099798bf0adea774eeb0dc4b2b754e96564a08e95c621fef99d8478ae3009e388a07530051c24ad73b50caa3d1bdf395e53487ace6abdadb
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SSDEEP
6144:s4UHFnuDk67fe2uvePPMqLckUet72FwBI+AFdb8Mu9NSDyDRO1thp0:6luDk67SaMVkUet7EwBI+APuHSDyo1t4
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4788 8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.com -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\kernel.dll 8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.exe File created C:\Windows\kernel.dll 8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.exe File created C:\Windows\svchost.exe 8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1532 8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.exe 1532 8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1532 wrote to memory of 4788 1532 8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.exe 83 PID 1532 wrote to memory of 4788 1532 8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.exe 83 PID 1532 wrote to memory of 4788 1532 8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.exe 83 PID 1532 wrote to memory of 1040 1532 8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.exe 32
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1040
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C:\Users\Admin\AppData\Local\Temp\8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.exe"C:\Users\Admin\AppData\Local\Temp\8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.exe"2⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1532 -
C:\Users\Admin\AppData\Local\Temp\8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.comC:\Users\Admin\AppData\Local\Temp\8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.com3⤵
- Executes dropped EXE
PID:4788
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.com
Filesize271KB
MD5a3a3300c1595218e29a2920e8abcfc0a
SHA1c19d0f4311df3039f2a279d7986642cc224b5df0
SHA25659365a8a774e8f2e29902c7be460876755b342c033095378467b65269b3e7e71
SHA5128ed0c2eec78bb947099d015006d72f291e8b2ed907d25999f30239fcbbe4f5734a7840428cb5918a082f94c4bfbf39f300e94cd0737871da69d7e36cbf994de7
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C:\Users\Admin\AppData\Local\Temp\8541e021d31ab4e7887b2cfa2b4ebc9c5e1b162d1e2db328d60b23c57fe5cfbc.com
Filesize271KB
MD5a3a3300c1595218e29a2920e8abcfc0a
SHA1c19d0f4311df3039f2a279d7986642cc224b5df0
SHA25659365a8a774e8f2e29902c7be460876755b342c033095378467b65269b3e7e71
SHA5128ed0c2eec78bb947099d015006d72f291e8b2ed907d25999f30239fcbbe4f5734a7840428cb5918a082f94c4bfbf39f300e94cd0737871da69d7e36cbf994de7