Analysis
-
max time kernel
108s -
max time network
77s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
19-10-2022 22:04
Behavioral task
behavioral1
Sample
a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
7 signatures
150 seconds
General
-
Target
a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe
-
Size
129KB
-
MD5
908bd1add14919e1e29ff08f1e04ccd6
-
SHA1
ceffac9b7ff72241554ec68599e2ef803e65371f
-
SHA256
a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355
-
SHA512
73d381ddd9fa63eaf7f9da74e54cdfb89aa582044793af6dc642886961af38fdec907223220ebaa11c84487a219123335e50fcf23dc664d6086b3b0e77b07324
-
SSDEEP
3072:AaSjBIYoU8/OUXjlRgxwT6fFZiHCVXQrToutRFD:AaS1Fo1l2wT6rhtOoS/D
Score
8/10
Malware Config
Signatures
-
resource yara_rule behavioral1/memory/1940-57-0x0000000000400000-0x0000000000457000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\58\svchost.exe a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe -
Modifies registry class 64 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{23936059-FD5E-45BA-B93F-2AAB99E8ED2C}\ProxyStubClsid\ = "{00020424-0000-0000-C000-000000000046}" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{23936059-FD5E-45BA-B93F-2AAB99E8ED2C}\TypeLib\ = "{F4841A5A-0D55-4ABD-B216-2AA342394B67}" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{23936059-FD5E-45BA-B93F-2AAB99E8ED2C}\TypeLib a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{99C9618A-B26C-41CB-AEEB-370221BDAF88}\ProxyStubClsid32 a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{48CD1EDB-88BD-45C9-B2B9-630DF8C1217D}\ = "MT.IWebbrowser" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{48CD1EDB-88BD-45C9-B2B9-630DF8C1217D}\VERSION a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{23936059-FD5E-45BA-B93F-2AAB99E8ED2C}\ProxyStubClsid a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{F4841A5A-0D55-4ABD-B216-2AA342394B67} a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{23936059-FD5E-45BA-B93F-2AAB99E8ED2C}\TypeLib\ = "{F4841A5A-0D55-4ABD-B216-2AA342394B67}" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99C9618A-B26C-41CB-AEEB-370221BDAF88} a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99C9618A-B26C-41CB-AEEB-370221BDAF88}\ = "_IWebbrowser" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{99C9618A-B26C-41CB-AEEB-370221BDAF88}\TypeLib\ = "{F4841A5A-0D55-4ABD-B216-2AA342394B67}" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{F4841A5A-0D55-4ABD-B216-2AA342394B67}\1.0\FLAGS a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99C9618A-B26C-41CB-AEEB-370221BDAF88}\TypeLib a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9860FA21-DE7B-442F-9172-F9FE13588D0E}\TypeLib a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{167C6996-77EF-4840-9891-509FDFE09C7B}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{167C6996-77EF-4840-9891-509FDFE09C7B}\Implemented Categories a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{23936059-FD5E-45BA-B93F-2AAB99E8ED2C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{99C9618A-B26C-41CB-AEEB-370221BDAF88} a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9860FA21-DE7B-442F-9172-F9FE13588D0E} a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{48CD1EDB-88BD-45C9-B2B9-630DF8C1217D}\Programmable a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{23936059-FD5E-45BA-B93F-2AAB99E8ED2C}\TypeLib\Version = "1.0" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9860FA21-DE7B-442F-9172-F9FE13588D0E}\TypeLib\ = "{F4841A5A-0D55-4ABD-B216-2AA342394B67}" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99C9618A-B26C-41CB-AEEB-370221BDAF88}\ = "IWebbrowser" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99C9618A-B26C-41CB-AEEB-370221BDAF88}\ProxyStubClsid a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{48CD1EDB-88BD-45C9-B2B9-630DF8C1217D}\Implemented Categories a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{F4841A5A-0D55-4ABD-B216-2AA342394B67}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{23936059-FD5E-45BA-B93F-2AAB99E8ED2C}\ProxyStubClsid32 a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{23936059-FD5E-45BA-B93F-2AAB99E8ED2C}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99C9618A-B26C-41CB-AEEB-370221BDAF88}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{48CD1EDB-88BD-45C9-B2B9-630DF8C1217D}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{167C6996-77EF-4840-9891-509FDFE09C7B}\ProgID\ = "MT.cMT" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{23936059-FD5E-45BA-B93F-2AAB99E8ED2C}\TypeLib a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\MT.IWebbrowser\Clsid a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\MT.IWebbrowser\Clsid\ = "{48CD1EDB-88BD-45C9-B2B9-630DF8C1217D}" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\MT.cMT a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\MT.cMT\ = "MT.cMT" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{23936059-FD5E-45BA-B93F-2AAB99E8ED2C} a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9860FA21-DE7B-442F-9172-F9FE13588D0E}\ = "__cMT" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9860FA21-DE7B-442F-9172-F9FE13588D0E}\TypeLib\Version = "1.0" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{48CD1EDB-88BD-45C9-B2B9-630DF8C1217D}\ProgID a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{48CD1EDB-88BD-45C9-B2B9-630DF8C1217D}\VERSION\ = "1.0" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\MT.IWebbrowser\ = "MT.IWebbrowser" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{23936059-FD5E-45BA-B93F-2AAB99E8ED2C}\ = "_cMT" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9860FA21-DE7B-442F-9172-F9FE13588D0E}\TypeLib\ = "{F4841A5A-0D55-4ABD-B216-2AA342394B67}" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{167C6996-77EF-4840-9891-509FDFE09C7B}\LocalServer32 a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{167C6996-77EF-4840-9891-509FDFE09C7B}\VERSION\ = "1.0" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9860FA21-DE7B-442F-9172-F9FE13588D0E}\ = "cMT" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{167C6996-77EF-4840-9891-509FDFE09C7B}\Programmable a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{23936059-FD5E-45BA-B93F-2AAB99E8ED2C}\ = "_cMT" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9860FA21-DE7B-442F-9172-F9FE13588D0E}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{48CD1EDB-88BD-45C9-B2B9-630DF8C1217D}\LocalServer32 a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{48CD1EDB-88BD-45C9-B2B9-630DF8C1217D}\TypeLib a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{167C6996-77EF-4840-9891-509FDFE09C7B}\ = "MT.cMT" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{23936059-FD5E-45BA-B93F-2AAB99E8ED2C}\ = "cMT" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{F4841A5A-0D55-4ABD-B216-2AA342394B67}\1.0\ = "MT" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{F4841A5A-0D55-4ABD-B216-2AA342394B67}\1.0\0 a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{23936059-FD5E-45BA-B93F-2AAB99E8ED2C} a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{99C9618A-B26C-41CB-AEEB-370221BDAF88}\ProxyStubClsid32 a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{48CD1EDB-88BD-45C9-B2B9-630DF8C1217D}\ProgID\ = "MT.IWebbrowser" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9860FA21-DE7B-442F-9172-F9FE13588D0E}\ProxyStubClsid a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TYPELIB\{F4841A5A-0D55-4ABD-B216-2AA342394B67}\1.0\0\win32 a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{99C9618A-B26C-41CB-AEEB-370221BDAF88}\ = "_IWebbrowser" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{99C9618A-B26C-41CB-AEEB-370221BDAF88}\TypeLib\Version = "1.0" a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1940 a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe 1940 a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1940 a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1940 a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe 1940 a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe 1940 a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe"C:\Users\Admin\AppData\Local\Temp\a28a28cadcfb4fb022be238a488e57682eb2de0da9b237b227aadd6f0f181355.exe"1⤵
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1940