Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
15/03/2024, 10:58
Behavioral task
behavioral1
Sample
cb3ac26db1162a5fa84c307b6ca95f30.dll
Resource
win7-20240221-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
cb3ac26db1162a5fa84c307b6ca95f30.dll
Resource
win10v2004-20240226-en
3 signatures
150 seconds
General
- Target cb3ac26db1162a5fa84c307b6ca95f30.dll
- Size 187KB
- Sample240315-m2v3aagg95
- SHA256 ca65df7f3b4596ed9242651c9a6d97aa3dee1aaae9addc3053d39fb00a6f7339
- MD5 cb3ac26db1162a5fa84c307b6ca95f30
- SHA1 f65709e9df92e943447341385e9a2b72e370822f
- SHA512 dfaf7a27b2250883e8a8d26c8c51328f2c57df17d91b93e3801174014568de5749d94effd4162276d7c42ff4ab1798f3705509c0ccde0eab8cfd63ec470e0cc3
- SSDEEP 3072:qIeoXVmcf8yvTo4ODG5tbTWgocMZbbrMbvT0q8O1cZPzQ7IXMBc+AMP+QfQEhxFA:qvoXwbyvTobDSTWVwvP6bQ7yMP+DE82O
- MD5 SHA1 SHA512 SSDEEP
Score
3/10
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 924 2000 WerFault.exe 87 - Modifies registry class 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ regsvr32.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 452 wrote to memory of 2000 452 regsvr32.exe 87 PID 452 wrote to memory of 2000 452 regsvr32.exe 87 PID 452 wrote to memory of 2000 452 regsvr32.exe 87
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\cb3ac26db1162a5fa84c307b6ca95f30.dll1⤵
- Suspicious use of WriteProcessMemory
PID:452 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\cb3ac26db1162a5fa84c307b6ca95f30.dll2⤵
- Modifies registry class
PID:2000 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2000 -s 6283⤵
- Program crash
PID:924
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2000 -ip 20001⤵PID:1272