Analysis
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max time kernel
45s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220715-en -
resource tags
arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system -
submitted
22-07-2022 20:25
Static task
static1
Behavioral task
behavioral1
Sample
y2722.tmp.dll
Resource
win7-20220715-en
windows7-x64
4 signatures
150 seconds
General
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Target
y2722.tmp.dll
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Size
1.2MB
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MD5
9f537bff41c6457c9c0f837cb90a851d
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SHA1
64685f0a3b473cd58b681727666ca2b686f173ea
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SHA256
6bb5677022d56577ad259984a162835d9421da76bd95a1d8cc8965fddf71fd53
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SHA512
0a346ff6f4cba597d747bc30f58cab819a8498909bfd3d0d8bd32cbba9e328fc7f8d8d0dd04822bf319fac5b270d0b6178268a9f9bbdef64c731176d33a99a66
Malware Config
Signatures
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Detects SVCReady loader 1 IoCs
Processes:
resource yara_rule behavioral1/memory/1092-57-0x0000000010000000-0x0000000010091000-memory.dmp family_svcready -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1000 1092 WerFault.exe regsvr32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
regsvr32.exeregsvr32.exedescription pid process target process PID 788 wrote to memory of 1092 788 regsvr32.exe regsvr32.exe PID 788 wrote to memory of 1092 788 regsvr32.exe regsvr32.exe PID 788 wrote to memory of 1092 788 regsvr32.exe regsvr32.exe PID 788 wrote to memory of 1092 788 regsvr32.exe regsvr32.exe PID 788 wrote to memory of 1092 788 regsvr32.exe regsvr32.exe PID 788 wrote to memory of 1092 788 regsvr32.exe regsvr32.exe PID 788 wrote to memory of 1092 788 regsvr32.exe regsvr32.exe PID 1092 wrote to memory of 1000 1092 regsvr32.exe WerFault.exe PID 1092 wrote to memory of 1000 1092 regsvr32.exe WerFault.exe PID 1092 wrote to memory of 1000 1092 regsvr32.exe WerFault.exe PID 1092 wrote to memory of 1000 1092 regsvr32.exe WerFault.exe
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\y2722.tmp.dll1⤵
- Suspicious use of WriteProcessMemory
PID:788 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\y2722.tmp.dll2⤵
- Suspicious use of WriteProcessMemory
PID:1092 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1092 -s 3003⤵
- Program crash
PID:1000
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