Analysis Overview
SHA256
ec858a96b537665e928418b744eeab5642c852831a3428027b41fdb8a0786d8a
Threat Level: Likely malicious
The file ec858a96b537665e928418b744eeab5642c852831a3428027b41fdb8a0786d8aN was found to be: Likely malicious.
Malicious Activity Summary
Renames multiple (3249) files with added filename extension
Renames multiple (4612) files with added filename extension
UPX packed file
Drops file in Program Files directory
System Location Discovery: System Language Discovery
Unsigned PE
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-19 20:28
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 |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-19 20:28
Reported
2024-10-19 20:30
Platform
win7-20240708-en
Max time kernel
119s
Max time network
16s
Command Line
Signatures
Renames multiple (3249) files with added filename extension
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in Program Files directory
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ec858a96b537665e928418b744eeab5642c852831a3428027b41fdb8a0786d8aN.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\ec858a96b537665e928418b744eeab5642c852831a3428027b41fdb8a0786d8aN.exe
"C:\Users\Admin\AppData\Local\Temp\ec858a96b537665e928418b744eeab5642c852831a3428027b41fdb8a0786d8aN.exe"
Network
Files
memory/2860-0-0x0000000000400000-0x000000000040A000-memory.dmp
C:\$Recycle.Bin\S-1-5-21-3551809350-4263495960-1443967649-1000\desktop.ini.tmp
| MD5 | b0a7db3a2ea0a59e94b3945ed745ad5b |
| SHA1 | 093b0cdf9fb583d06393a3eb2dac0ed7c49216e6 |
| SHA256 | 7ec75fe7d1d25db1cea75d4158e82e9a953dcb3f27f76275232e965d6ed2788d |
| SHA512 | c97c3f3861f227f00c58620fc3eeb332acbea393b61fa3cb7598b1acb805c8a90556dc331662b5493a4927af70c5048ee22abaec38c40a217de13a57113d5721 |
C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp
| MD5 | 6fac8eb7ef685fb10789547d5033200a |
| SHA1 | cf20b0de5dec5ff89e85a61ab1c3b1d3fb1a865a |
| SHA256 | f807b1e28a2978fb490411d98226c7c388949afa071a6c829e8bcee1e7d6fe1d |
| SHA512 | 25ac808ace75955bb40f79f8a6a84a9a7323109faec0c30e6b35f6a06fa4044040cac335518a761eab2baf4775f76c3640e1594ab19b1ac3fab1f93ee9e61aa7 |
memory/2860-71-0x0000000000400000-0x000000000040A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-19 20:28
Reported
2024-10-19 20:30
Platform
win10v2004-20241007-en
Max time kernel
120s
Max time network
119s
Command Line
Signatures
Renames multiple (4612) files with added filename extension
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in Program Files directory
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\ec858a96b537665e928418b744eeab5642c852831a3428027b41fdb8a0786d8aN.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\ec858a96b537665e928418b744eeab5642c852831a3428027b41fdb8a0786d8aN.exe
"C:\Users\Admin\AppData\Local\Temp\ec858a96b537665e928418b744eeab5642c852831a3428027b41fdb8a0786d8aN.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 101.11.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
Files
memory/3832-0-0x0000000000400000-0x000000000040A000-memory.dmp
C:\$Recycle.Bin\S-1-5-21-1045960512-3948844814-3059691613-1000\desktop.ini.tmp
| MD5 | e3c9decb79107d7dd30ed57e5aecfac0 |
| SHA1 | 5db16dacc9de31d7797f5fd9f045a75bb431c3a0 |
| SHA256 | 90c95adcc26431386f1b2cc7aac9e104070613f00ea436a40e6bddbd093f895c |
| SHA512 | df3408b48921d7e06be7235b522c8af94c7d99ab13572becad70e47300b380af464265fa66b1727636aee85355ee7506d035a1af9515bd39b86de92869500696 |
C:\Program Files\7-Zip\7-zip.dll.tmp
| MD5 | 839473f82c56269078ef09c21b94f4ca |
| SHA1 | b33e2631495a711ab66ad136f5c250e3f595cf4e |
| SHA256 | 1e93a919b54b8aad5a5cdd83a4ed75932f80b25d46f9451651f8f5f5b0baedea |
| SHA512 | 3e811dbf95108b6c0b6230f6add328f2815eefdb06b63dc7c09e1331fc12466e1842606f9330ea33385a9cf9e4fbac479b01ff00c808cba3b561850e750338b2 |
memory/3832-707-0x0000000000400000-0x000000000040A000-memory.dmp