Analysis Overview
SHA256
4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d
Threat Level: Shows suspicious behavior
The file 4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d was found to be: Shows suspicious behavior.
Malicious Activity Summary
UPX packed file
Executes dropped EXE
Adds Run key to start application
Drops file in Windows directory
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-13 22:30
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-13 22:30
Reported
2024-06-13 22:33
Platform
win7-20240221-en
Max time kernel
150s
Max time network
148s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\services.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
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Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" | C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" | C:\Windows\services.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\services.exe | C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe | N/A |
| File opened for modification | C:\Windows\java.exe | C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe | N/A |
| File created | C:\Windows\java.exe | C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2944 wrote to memory of 2200 | N/A | C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe | C:\Windows\services.exe |
| PID 2944 wrote to memory of 2200 | N/A | C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe | C:\Windows\services.exe |
| PID 2944 wrote to memory of 2200 | N/A | C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe | C:\Windows\services.exe |
| PID 2944 wrote to memory of 2200 | N/A | C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe | C:\Windows\services.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe
"C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe"
C:\Windows\services.exe
"C:\Windows\services.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 10.65.120.153:1034 | tcp | |
| N/A | 192.168.2.111:1034 | tcp | |
| N/A | 10.128.8.216:1034 | tcp | |
| N/A | 192.168.2.12:1034 | tcp | |
| N/A | 192.168.2.9:1034 | tcp | |
| US | 8.8.8.8:53 | alumni.caltech.edu | udp |
| US | 8.8.8.8:53 | alumni-caltech-edu.mail.protection.outlook.com | udp |
| US | 8.8.8.8:53 | gzip.org | udp |
| US | 52.101.42.10:25 | alumni-caltech-edu.mail.protection.outlook.com | tcp |
| US | 8.8.8.8:53 | gzip.org | udp |
| US | 85.187.148.2:25 | gzip.org | tcp |
| N/A | 192.168.2.9:1034 | tcp | |
| US | 8.8.8.8:53 | alumni.caltech.edu | udp |
| US | 99.83.190.102:25 | alumni.caltech.edu | tcp |
| US | 85.187.148.2:25 | gzip.org | tcp |
| N/A | 10.126.94.178:1034 | tcp | |
| N/A | 10.87.149.58:1034 | tcp |
Files
memory/2944-0-0x0000000000500000-0x0000000000510200-memory.dmp
C:\Windows\services.exe
| MD5 | b0fe74719b1b647e2056641931907f4a |
| SHA1 | e858c206d2d1542a79936cb00d85da853bfc95e2 |
| SHA256 | bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c |
| SHA512 | 9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2 |
memory/2944-9-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2200-11-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2944-8-0x0000000000400000-0x0000000000408000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\zincite.log
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
memory/2944-17-0x0000000000500000-0x0000000000510200-memory.dmp
memory/2200-18-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2200-23-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2944-24-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2944-25-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2200-30-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2200-32-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2200-37-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2200-42-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2200-44-0x0000000000400000-0x0000000000408000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\TVbqjvjs3p.log
| MD5 | a0b0f7d352169853f27801e05092be91 |
| SHA1 | 3342232781d677786fc765a2cb368fe8870c6f8c |
| SHA256 | 7ce986b41d0ae9ccd8610371e6db0d5658160410b37850d7f4f836f021993fd1 |
| SHA512 | c1aec1cdde7af623ff3fbe041f05e67bc0b4be66349d016996977f75081764f060b5e0f60602f03f98c8e905429cb8381645abf19a40ee3b3e0298bacdd00a0b |
memory/2944-48-0x0000000000500000-0x0000000000510200-memory.dmp
memory/2200-49-0x0000000000400000-0x0000000000408000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\zincite.log
| MD5 | 110bcc531ab343c202894309d886685d |
| SHA1 | a852594190e8cbe59e0d4b9ec936fba5ec03c18f |
| SHA256 | 1f2c5ecab084839feba77297f3d0d8b13143346f2dcbb693013c1fe11c8d133e |
| SHA512 | 36ddd570ebe67bf40d7ca057d871f6c69ab12732b8ec6a10c28fe3c47e0713611be0c76e1d3814e956a88652024db79f9e452f35bc16893de1d9f42e5d5f7370 |
C:\Users\Admin\AppData\Local\Temp\tmp6AD6.tmp
| MD5 | 4da05ff2291813ce1ac80a30679102b0 |
| SHA1 | 359e940bc779afed52a66b011b37fc9a599ecd0e |
| SHA256 | fae476817a826d988d4ec9aca8e006738d4d6cc57b2cf17b3d470667b07218f5 |
| SHA512 | 950bd2d3ada931a8d737c6b7a0bde6b8fbaff4b609112fb3572778fd9c80c7c64cf1816719f9c4142d758bfef551989c1517e2f210d05d06ba8d762c97e7fbc9 |
memory/2944-70-0x0000000000500000-0x0000000000510200-memory.dmp
memory/2200-71-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2944-72-0x0000000000500000-0x0000000000510200-memory.dmp
memory/2200-73-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2944-76-0x0000000000500000-0x0000000000510200-memory.dmp
memory/2200-77-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2200-82-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2944-83-0x0000000000500000-0x0000000000510200-memory.dmp
memory/2200-84-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2944-88-0x0000000000500000-0x0000000000510200-memory.dmp
memory/2200-89-0x0000000000400000-0x0000000000408000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-13 22:30
Reported
2024-06-13 22:33
Platform
win10v2004-20240508-en
Max time kernel
150s
Max time network
151s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\services.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
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Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" | C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" | C:\Windows\services.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\services.exe | C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe | N/A |
| File opened for modification | C:\Windows\java.exe | C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe | N/A |
| File created | C:\Windows\java.exe | C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 944 wrote to memory of 2444 | N/A | C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe | C:\Windows\services.exe |
| PID 944 wrote to memory of 2444 | N/A | C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe | C:\Windows\services.exe |
| PID 944 wrote to memory of 2444 | N/A | C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe | C:\Windows\services.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe
"C:\Users\Admin\AppData\Local\Temp\4c21e4b0cc0dad91dc01cfde4f3b8dea8e9504628e7041cbede9ae646002621d.exe"
C:\Windows\services.exe
"C:\Windows\services.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 10.65.120.153:1034 | tcp | |
| N/A | 192.168.2.111:1034 | tcp | |
| N/A | 10.128.8.216:1034 | tcp | |
| N/A | 192.168.2.12:1034 | tcp | |
| US | 8.8.8.8:53 | m-ou.se | udp |
| US | 8.8.8.8:53 | acm.org | udp |
| US | 8.8.8.8:53 | cs.stanford.edu | udp |
| US | 8.8.8.8:53 | burtleburtle.net | udp |
| US | 8.8.8.8:53 | alumni.caltech.edu | udp |
| US | 8.8.8.8:53 | gzip.org | udp |
| US | 8.8.8.8:53 | www.google.com | udp |
| US | 8.8.8.8:53 | search.lycos.com | udp |
| US | 8.8.8.8:53 | search.yahoo.com | udp |
| US | 8.8.8.8:53 | www.altavista.com | udp |
| US | 8.8.8.8:53 | m-ou.se | udp |
| US | 8.8.8.8:53 | acm.org | udp |
| US | 8.8.8.8:53 | cs.stanford.edu | udp |
| US | 8.8.8.8:53 | cs.stanford.edu | udp |
| US | 8.8.8.8:53 | cs.stanford.edu | udp |
| US | 8.8.8.8:53 | burtleburtle.net | udp |
| US | 8.8.8.8:53 | alumni.caltech.edu | udp |
| US | 8.8.8.8:53 | gzip.org | udp |
| US | 8.8.8.8:53 | www.google.com | udp |
| N/A | 192.168.2.9:1034 | tcp | |
| US | 8.8.8.8:53 | m-ou.se | udp |
| US | 8.8.8.8:53 | acm.org | udp |
| US | 8.8.8.8:53 | cs.stanford.edu | udp |
| US | 8.8.8.8:53 | cs.stanford.edu | udp |
| US | 8.8.8.8:53 | cs.stanford.edu | udp |
| US | 8.8.8.8:53 | burtleburtle.net | udp |
| US | 8.8.8.8:53 | alumni.caltech.edu | udp |
| US | 8.8.8.8:53 | gzip.org | udp |
| N/A | 192.168.2.9:1034 | tcp | |
| N/A | 10.126.94.178:1034 | tcp | |
| US | 8.8.8.8:53 | outlook.com | udp |
| US | 8.8.8.8:53 | search.yahoo.com | udp |
| US | 8.8.8.8:53 | search.lycos.com | udp |
| US | 8.8.8.8:53 | burtleburtle.net | udp |
| US | 8.8.8.8:53 | alumni.caltech.edu | udp |
| US | 8.8.8.8:53 | www.google.com | udp |
| US | 8.8.8.8:53 | www.altavista.com | udp |
| US | 8.8.8.8:53 | outlook.com | udp |
| US | 8.8.8.8:53 | search.yahoo.com | udp |
| US | 8.8.8.8:53 | www.google.com | udp |
| N/A | 10.87.149.58:1034 | tcp | |
| US | 8.8.8.8:53 | search.lycos.com | udp |
Files
memory/944-0-0x0000000000500000-0x0000000000510200-memory.dmp
C:\Windows\services.exe
| MD5 | b0fe74719b1b647e2056641931907f4a |
| SHA1 | e858c206d2d1542a79936cb00d85da853bfc95e2 |
| SHA256 | bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c |
| SHA512 | 9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2 |
memory/2444-6-0x0000000000400000-0x0000000000408000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\zincite.log
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
memory/944-13-0x0000000000500000-0x0000000000510200-memory.dmp
memory/2444-14-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2444-19-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2444-24-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2444-26-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2444-31-0x0000000000400000-0x0000000000408000-memory.dmp
memory/944-35-0x0000000000500000-0x0000000000510200-memory.dmp
memory/2444-36-0x0000000000400000-0x0000000000408000-memory.dmp
memory/944-37-0x0000000000500000-0x0000000000510200-memory.dmp
memory/2444-38-0x0000000000400000-0x0000000000408000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\vgnwBe2a.log
| MD5 | d5b5c2b8770c730dbd6d841a5d512183 |
| SHA1 | b6ea81ae7fb7c0f87af1e8e5e4d2e9f4cc0008b1 |
| SHA256 | 4d52dc490ef7649e81171d6fd34abad0d8f50ad9e21913c4a5ad06ba393a0475 |
| SHA512 | 5732aacab6888e5e190abc46d7f487e88750183c2317c214938a35e0a991fd3023c9a820b6d45a29b106846ee88a52e1fa459b9bda4406dd4f933491ad7a234f |
memory/944-42-0x0000000000500000-0x0000000000510200-memory.dmp
memory/2444-43-0x0000000000400000-0x0000000000408000-memory.dmp
memory/944-47-0x0000000000500000-0x0000000000510200-memory.dmp
memory/2444-48-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2444-50-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2444-55-0x0000000000400000-0x0000000000408000-memory.dmp
memory/944-54-0x0000000000500000-0x0000000000510200-memory.dmp
memory/944-59-0x0000000000500000-0x0000000000510200-memory.dmp
memory/2444-60-0x0000000000400000-0x0000000000408000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\zincite.log
| MD5 | eba767e354068e1ddad86219c48fa751 |
| SHA1 | 5cde9b5f78046cf4c11e79756849d114e6e27810 |
| SHA256 | 9e1f7d3b23784764849d323e47847632c2a35b7de2fe98cf32f9ea72d28bb941 |
| SHA512 | e209e3413d922b4c849b2b8e49827da181cc7a1900e59f8a75e3beee2169c265f11024c6995c6452c7718f8421806aa1aacbc071b9e4cc95e5e384f6b5d7d981 |
C:\Users\Admin\AppData\Local\Temp\tmp4223.tmp
| MD5 | 37a3b0b60985a0de10d9dddb4c719405 |
| SHA1 | fd16a2bf997ee2c38f6d74843a0f304d5b20b4f7 |
| SHA256 | ee785c2d7cf4cbb815fc04db9cffb5d3d4a3befa8deb22430655d3f2bf9d3e59 |
| SHA512 | 6a2a1099afe1d7ef87599f49dfb901f1c8021be1f85808305f11792013a47b085d963f1f88f73ffb2806ab77ba4e4e955aca20d5354f6294b37b17b547fef465 |
memory/944-78-0x0000000000500000-0x0000000000510200-memory.dmp
memory/2444-79-0x0000000000400000-0x0000000000408000-memory.dmp
memory/944-82-0x0000000000500000-0x0000000000510200-memory.dmp
memory/2444-83-0x0000000000400000-0x0000000000408000-memory.dmp