Analysis
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max time kernel
142s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
02-10-2022 00:55
Static task
static1
Behavioral task
behavioral1
Sample
5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
Resource
win10v2004-20220901-en
General
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Target
5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe
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Size
157KB
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MD5
72342feb4e0ef372cd6679526fb43b40
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SHA1
62bea71e98c0155747e54146d66ae29bbff4a1b2
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SHA256
5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2
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SHA512
33ca49d2fa31253ddbb2fddaef4433b782a135c5a55c4b42866e161c14440fb4e0d0495ce451003ad2768caafceac584902f982c9eb7bdbf417eb6054f39345d
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SSDEEP
3072:YoeKYCPFoio2aTpqYgVWAUSqlDCHLQtAcBWGAbdO9u:9eKY6o2aTpqbVW+5SBWlbyu
Malware Config
Signatures
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Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\software\Wow6432Node\Microsoft\Windows\CurrentVersion\run 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe -
Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\W: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\S: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\O: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\J: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\I: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\G: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\F: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\Z: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\P: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\N: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\M: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\K: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\X: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\T: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\R: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\V: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\U: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\Q: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\L: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\H: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\E: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened (read-only) \??\Y: 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe -
Drops autorun.inf file 1 TTPs 2 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\autorun.inf 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened for modification C:\Documents and Settings\Admin\Local Settings\Application Data\Microsoft\CD Burning\autorun.inf 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe -
Drops file in Program Files directory 8 IoCs
description ioc Process File opened for modification C:\PROGRA~2\MICROS~1\OFFICE14\OUTLOOK.EXE 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened for modification C:\PROGRA~2\MICROS~1\OFFICE14\EXCEL.EXE 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened for modification C:\PROGRA~2\MICROS~1\OFFICE14\GROOVE.EXE 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened for modification C:\PROGRA~2\MICROS~1\OFFICE14\INFOPATH.EXE 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened for modification C:\PROGRA~2\MICROS~1\OFFICE14\MSACCESS.EXE 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened for modification C:\PROGRA~2\MICROS~1\OFFICE14\MSPUB.EXE 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened for modification C:\PROGRA~2\MICROS~1\OFFICE14\OIS.EXE 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe File opened for modification C:\PROGRA~2\MICROS~1\OFFICE14\ONENOTE.EXE 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1800 1584 WerFault.exe 25 -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1584 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1584 wrote to memory of 1800 1584 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe 26 PID 1584 wrote to memory of 1800 1584 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe 26 PID 1584 wrote to memory of 1800 1584 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe 26 PID 1584 wrote to memory of 1800 1584 5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe 26
Processes
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C:\Users\Admin\AppData\Local\Temp\5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe"C:\Users\Admin\AppData\Local\Temp\5758c9bcfedd0f2684ccf1aefc31dd98e4f4e7fd70c873246bc6833feb11cfe2.exe"1⤵
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Adds Run key to start application
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1584 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1584 -s 3162⤵
- Program crash
PID:1800
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