Analysis
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max time kernel
19s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 23:46
Behavioral task
behavioral1
Sample
a2b0584724171d75905ab9e5a3b4cddbdd7e44f3c9fdaf093a05dbac0351f123.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
a2b0584724171d75905ab9e5a3b4cddbdd7e44f3c9fdaf093a05dbac0351f123.exe
Resource
win10v2004-20221111-en
General
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Target
a2b0584724171d75905ab9e5a3b4cddbdd7e44f3c9fdaf093a05dbac0351f123.exe
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Size
456KB
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MD5
42c44bf2483957ab535847f9f0af4bd0
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SHA1
c12ce7a20c4d5f9a33f44535330ed90cef44d27c
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SHA256
a2b0584724171d75905ab9e5a3b4cddbdd7e44f3c9fdaf093a05dbac0351f123
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SHA512
d469aa07c409ed37561d9f9deccf5171c28a18b7b0454354c0a4d1a1d9bf25deab7b3a12bd1ba7ec5fef44a05ccb0b310a7ac32a1b0a78c36a81bca00fdadca1
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SSDEEP
12288:OR72EqluswR45JTnaEY2MS7SAp4Q/vTvv:OR7uE4BaEY2Fx7vv
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/1636-55-0x0000000000400000-0x0000000000554000-memory.dmp upx behavioral1/memory/1636-57-0x0000000000400000-0x0000000000554000-memory.dmp upx -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1648 1636 WerFault.exe a2b0584724171d75905ab9e5a3b4cddbdd7e44f3c9fdaf093a05dbac0351f123.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
a2b0584724171d75905ab9e5a3b4cddbdd7e44f3c9fdaf093a05dbac0351f123.exedescription pid process target process PID 1636 wrote to memory of 1648 1636 a2b0584724171d75905ab9e5a3b4cddbdd7e44f3c9fdaf093a05dbac0351f123.exe WerFault.exe PID 1636 wrote to memory of 1648 1636 a2b0584724171d75905ab9e5a3b4cddbdd7e44f3c9fdaf093a05dbac0351f123.exe WerFault.exe PID 1636 wrote to memory of 1648 1636 a2b0584724171d75905ab9e5a3b4cddbdd7e44f3c9fdaf093a05dbac0351f123.exe WerFault.exe PID 1636 wrote to memory of 1648 1636 a2b0584724171d75905ab9e5a3b4cddbdd7e44f3c9fdaf093a05dbac0351f123.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a2b0584724171d75905ab9e5a3b4cddbdd7e44f3c9fdaf093a05dbac0351f123.exe"C:\Users\Admin\AppData\Local\Temp\a2b0584724171d75905ab9e5a3b4cddbdd7e44f3c9fdaf093a05dbac0351f123.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1636 -s 2202⤵
- Program crash
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/1636-54-0x00000000757B1000-0x00000000757B3000-memory.dmpFilesize
8KB
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memory/1636-55-0x0000000000400000-0x0000000000554000-memory.dmpFilesize
1.3MB
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memory/1636-57-0x0000000000400000-0x0000000000554000-memory.dmpFilesize
1.3MB
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memory/1648-56-0x0000000000000000-mapping.dmp