Analysis
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max time kernel
136s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 07:06
Static task
static1
Behavioral task
behavioral1
Sample
fcymhfmvy.jar
Resource
win7-20221111-en
windows7-x64
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
fcymhfmvy.jar
Resource
win10v2004-20220812-en
windows10-2004-x64
2 signatures
150 seconds
General
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Target
fcymhfmvy.jar
-
Size
91KB
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MD5
3bbdbc10682111317bef9f19b6dbb95e
-
SHA1
135efb10366e837601e01cec75999662abb87a80
-
SHA256
9045fd0a805e07c7e6367fb3cb62f8121964056894cee3b56f6f85feddce92f7
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SHA512
858f62f75d3eb1c4f7fbef9c92cd10e26e5326484e5557a7e1a6bb140413470c2364b0f44383a166e3517d1d759775c17baa46560bf13768850cf3b1573b1170
-
SSDEEP
1536:gWXEFve11Urc5vdk1/IMXamHsdnzbPxy0Is1SeWOXSlrIzHs7S+GQp5Oc9P:5gvLcU1/B85bJy0b0OX1js7LF539P
Score
4/10
Malware Config
Signatures
-
Drops file in Program Files directory 12 IoCs
Processes:
java.exedescription ioc process File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\server\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\dll\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\symbols\dll\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\server\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\dll\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\server\dll\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\server\symbols\dll\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\jvm.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\server\dll\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\server\symbols\dll\ntdll.pdb java.exe File opened for modification C:\Program Files\Java\jre1.8.0_66\bin\symbols\dll\ntdll.pdb java.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2352 2040 WerFault.exe
Processes
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C:\ProgramData\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\fcymhfmvy.jar1⤵
- Drops file in Program Files directory
PID:5108
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -pss -s 432 -p 2040 -ip 20401⤵PID:1928
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C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2040 -s 17441⤵
- Program crash
PID:2352