Analysis
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max time kernel
156s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
22/11/2022, 00:40
Static task
static1
Behavioral task
behavioral1
Sample
a26a23963dd3a85b9036aae1b44c3ef27f4de2d38fa1030045491f64e3fdf9d4.exe
Resource
win10v2004-20221111-en
General
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Target
a26a23963dd3a85b9036aae1b44c3ef27f4de2d38fa1030045491f64e3fdf9d4.exe
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Size
1009KB
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MD5
cfb61e3b92012dd51d7a75226d6d7f77
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SHA1
50c455d0614e7a0d666c67518ffdd58f942e626d
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SHA256
a26a23963dd3a85b9036aae1b44c3ef27f4de2d38fa1030045491f64e3fdf9d4
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SHA512
163da2d4bbe5957b8f28575c2e87916ee2bf3eb01e869afedde268638d9efacd003561b73f217c8beddfb39369a27739d044c40838d08c7c9ac3b03b7e1c58bf
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SSDEEP
24576:Ylph7djjs6yF3KPb46DiGPVKqLXTeHOratURW/spierZlHu:YrpBaF6bttHLqOaAi6
Malware Config
Signatures
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Blocklisted process makes network request 8 IoCs
flow pid Process 10 1648 rundll32.exe 23 1648 rundll32.exe 39 1648 rundll32.exe 48 1648 rundll32.exe 53 1648 rundll32.exe 68 1648 rundll32.exe 82 1648 rundll32.exe 85 1648 rundll32.exe -
Loads dropped DLL 1 IoCs
pid Process 1648 rundll32.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1248 2200 WerFault.exe 81 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2200 wrote to memory of 1648 2200 a26a23963dd3a85b9036aae1b44c3ef27f4de2d38fa1030045491f64e3fdf9d4.exe 82 PID 2200 wrote to memory of 1648 2200 a26a23963dd3a85b9036aae1b44c3ef27f4de2d38fa1030045491f64e3fdf9d4.exe 82 PID 2200 wrote to memory of 1648 2200 a26a23963dd3a85b9036aae1b44c3ef27f4de2d38fa1030045491f64e3fdf9d4.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\a26a23963dd3a85b9036aae1b44c3ef27f4de2d38fa1030045491f64e3fdf9d4.exe"C:\Users\Admin\AppData\Local\Temp\a26a23963dd3a85b9036aae1b44c3ef27f4de2d38fa1030045491f64e3fdf9d4.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2200 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\Wuwedteata.tmp",Tiuqiiueaur2⤵
- Blocklisted process makes network request
- Loads dropped DLL
PID:1648
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2200 -s 4722⤵
- Program crash
PID:1248
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2200 -ip 22001⤵PID:4396
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
752KB
MD5ad4fe6dd11eca5f7254e0e00ed47d984
SHA1e809de0322d74dd4642f215f46f22b3a9b7caa21
SHA2566ecc725eab418e27d8fa2f1031fce6bc119d677b8d72e0447050a87489e8e0ca
SHA512d09f4f9a94f34fe1a6f5fe78ec32e91026fe07263183d4d41c4a51cfa7ee5fbc1b38d2ebeda20a717a2a730af011d73d113decb3ae2fe9db50530c095cf33ea3
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Filesize
752KB
MD5ad4fe6dd11eca5f7254e0e00ed47d984
SHA1e809de0322d74dd4642f215f46f22b3a9b7caa21
SHA2566ecc725eab418e27d8fa2f1031fce6bc119d677b8d72e0447050a87489e8e0ca
SHA512d09f4f9a94f34fe1a6f5fe78ec32e91026fe07263183d4d41c4a51cfa7ee5fbc1b38d2ebeda20a717a2a730af011d73d113decb3ae2fe9db50530c095cf33ea3