Analysis
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max time kernel
149s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
10/01/2024, 06:26
Behavioral task
behavioral1
Sample
v2009/IconCreater.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
v2009/IconCreater.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
v2009/data/MFC42.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
v2009/data/MFC42.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
v2009/data/RPHOQ.dll
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
v2009/data/RPHOQ.dll
Resource
win10v2004-20231215-en
General
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Target
v2009/data/MFC42.dll
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Size
248KB
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MD5
e6a8231e861c6d024ad270f1100fb659
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SHA1
a67d3aca8283a6917965beb471047093b598d3dc
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SHA256
823085ae318bef15d41ec27ffa59144ab320d40ddbdb8f9dbc2083d1b8cbcf26
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SHA512
f28527f42aaab435f571117bf543fbb52938e32b791fd1c3adf6bba8777fddd57016bd48ff732fb29d3ec0cf482e388b1eb5ceb18ca890ccae95b9be46ee048d
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SSDEEP
6144:p966ec6WLO2LnpUtfTwepMz5W9h7UAZ8:ac/LvjpOfI891Z
Malware Config
Signatures
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resource yara_rule behavioral4/memory/5076-0-0x0000000010000000-0x0000000010573000-memory.dmp vmprotect behavioral4/memory/5076-1-0x0000000010000000-0x0000000010573000-memory.dmp vmprotect -
Program crash 2 IoCs
pid pid_target Process procid_target 4680 5076 WerFault.exe 16 684 5076 WerFault.exe 16 -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 680 wrote to memory of 5076 680 rundll32.exe 16 PID 680 wrote to memory of 5076 680 rundll32.exe 16 PID 680 wrote to memory of 5076 680 rundll32.exe 16 PID 5076 wrote to memory of 4680 5076 rundll32.exe 92 PID 5076 wrote to memory of 4680 5076 rundll32.exe 92 PID 5076 wrote to memory of 4680 5076 rundll32.exe 92
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\v2009\data\MFC42.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:680 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\v2009\data\MFC42.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:5076 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 6323⤵
- Program crash
PID:4680
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 6323⤵
- Program crash
PID:684
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 5076 -ip 50761⤵PID:4116