Analysis Overview
SHA256
a313becb91924d928275537279835de37e46eb3bfa19dd72d2b2bed32be8f49d
Threat Level: Shows suspicious behavior
The file a313becb91924d928275537279835de37e46eb3bfa19dd72d2b2bed32be8f49d was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Enumerates physical storage devices
Unsigned PE
Modifies system certificate store
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-02 00:52
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-02 00:52
Reported
2024-06-02 00:55
Platform
win7-20240508-en
Max time kernel
129s
Max time network
154s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a313becb91924d928275537279835de37e46eb3bfa19dd72d2b2bed32be8f49d.exe | N/A |
Enumerates physical storage devices
Modifies system certificate store
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 | C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a313becb91924d928275537279835de37e46eb3bfa19dd72d2b2bed32be8f49d.exe
"C:\Users\Admin\AppData\Local\Temp\a313becb91924d928275537279835de37e46eb3bfa19dd72d2b2bed32be8f49d.exe"
C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe
"C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | packaging-labelling.com | udp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| US | 8.8.8.8:53 | shaf.in | udp |
| US | 199.79.62.161:443 | shaf.in | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| US | 199.79.62.161:443 | shaf.in | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
Files
memory/2020-1-0x0000000000401000-0x0000000000402000-memory.dmp
\Users\Admin\AppData\Local\Temp\codecsupdater.exe
| MD5 | 23bfa730f970899fafde0457c9f3d515 |
| SHA1 | 99abbb1ea2374532e7a35795b01a1243608fc020 |
| SHA256 | d9d8bb58cd50166d045a7982911e431a197bb9c13614c9d45bb7cc2b9c6198bb |
| SHA512 | b39a2b2ccd98ba3785aa12867a6ac49487b6a755d1edfebcfc570e394a58b84e606664079ade9cdfbaa035d02579c38533f9da8cea1ee9ac16deb1d308febe71 |
memory/2904-8-0x0000000000400000-0x0000000000407000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-02 00:52
Reported
2024-06-02 00:55
Platform
win10v2004-20240508-en
Max time kernel
137s
Max time network
150s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\a313becb91924d928275537279835de37e46eb3bfa19dd72d2b2bed32be8f49d.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4920 wrote to memory of 3012 | N/A | C:\Users\Admin\AppData\Local\Temp\a313becb91924d928275537279835de37e46eb3bfa19dd72d2b2bed32be8f49d.exe | C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe |
| PID 4920 wrote to memory of 3012 | N/A | C:\Users\Admin\AppData\Local\Temp\a313becb91924d928275537279835de37e46eb3bfa19dd72d2b2bed32be8f49d.exe | C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe |
| PID 4920 wrote to memory of 3012 | N/A | C:\Users\Admin\AppData\Local\Temp\a313becb91924d928275537279835de37e46eb3bfa19dd72d2b2bed32be8f49d.exe | C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a313becb91924d928275537279835de37e46eb3bfa19dd72d2b2bed32be8f49d.exe
"C:\Users\Admin\AppData\Local\Temp\a313becb91924d928275537279835de37e46eb3bfa19dd72d2b2bed32be8f49d.exe"
C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe
"C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | packaging-labelling.com | udp |
| GB | 57.128.128.108:443 | packaging-labelling.com | tcp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 8.8.8.8:53 | 108.128.128.57.in-addr.arpa | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 233.38.18.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.packaging-labelling.com | udp |
| GB | 57.128.128.108:443 | www.packaging-labelling.com | tcp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | shaf.in | udp |
| US | 199.79.62.161:443 | shaf.in | tcp |
| US | 8.8.8.8:53 | 161.62.79.199.in-addr.arpa | udp |
| GB | 57.128.128.108:443 | www.packaging-labelling.com | tcp |
| US | 8.8.8.8:53 | 11.97.55.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 199.79.62.161:443 | shaf.in | tcp |
| GB | 57.128.128.108:443 | www.packaging-labelling.com | tcp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| GB | 57.128.128.108:443 | www.packaging-labelling.com | tcp |
| GB | 57.128.128.108:443 | www.packaging-labelling.com | tcp |
Files
memory/4920-1-0x0000000000401000-0x0000000000402000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\codecsupdater.exe
| MD5 | 23bfa730f970899fafde0457c9f3d515 |
| SHA1 | 99abbb1ea2374532e7a35795b01a1243608fc020 |
| SHA256 | d9d8bb58cd50166d045a7982911e431a197bb9c13614c9d45bb7cc2b9c6198bb |
| SHA512 | b39a2b2ccd98ba3785aa12867a6ac49487b6a755d1edfebcfc570e394a58b84e606664079ade9cdfbaa035d02579c38533f9da8cea1ee9ac16deb1d308febe71 |
memory/3012-9-0x0000000000400000-0x0000000000407000-memory.dmp