ScreenShot
| Created | 2021.08.04 09:47 | Machine | s1_win7_x6402 |
| Filename | reader.jar | ||
| Type | Java archive data (JAR) | ||
| AI Score | Not founds | Behavior Score |
|
| ZERO API | file : malware | ||
| VT API (file) | 6 detected (Maljava, Java, Alien, Artemis, Outbreak, AMAA, Malicious, score) | ||
| md5 | 62f16f566ecdf99cfc14e82dadf0f18e | ||
| sha256 | 04b9398217671d5282716edd773af60c3a57765b679214aa65a04f2565437190 | ||
| ssdeep | 192:Qvu/IefKMEEjGOZCUY6vvoIi3A64r+jSWGrKnq14uCuxAW:yuxfTjGsYinb6Kr76uCW | ||
| imphash | |||
| impfuzzy | |||
Network IP location
Signature (14cnts)
| Level | Description |
|---|---|
| watch | Looks for the Windows Idle Time to determine the uptime |
| watch | The process java.exe wrote an executable file to disk |
| notice | Allocates read-write-execute memory (usually to unpack itself) |
| notice | Changes read-write memory protection to read-execute (probably to avoid detection when setting all RWX flags at the same time) |
| notice | Checks adapter addresses which can be used to detect virtual network interfaces |
| notice | Creates a suspicious process |
| notice | Creates executable files on the filesystem |
| notice | File has been identified by 6 AntiVirus engines on VirusTotal as malicious |
| notice | One or more potentially interesting buffers were extracted |
| notice | Performs some HTTP requests |
| info | Checks amount of memory in system |
| info | Collects information to fingerprint the system (MachineGuid |
| info | One or more processes crashed |
| info | Queries for the computername |
Rules (6cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| watch | Malicious_Library_Zero | Malicious_Library | binaries (download) |
| watch | UPX_Zero | UPX packed file | binaries (download) |
| info | IsDLL | (no description) | binaries (download) |
| info | IsPE32 | (no description) | binaries (download) |
| info | OS_Processor_Check_Zero | OS Processor Check | binaries (download) |
| info | PE_Header_Zero | PE File Signature | binaries (download) |
Network (10cnts) ?
Suricata ids
ET JA3 Hash - Possible Malware - Java Based RAT
ET MALWARE Ursnif Variant CnC Beacon - URI Struct M1 (_2B)
ET MALWARE Ursnif Variant CnC Beacon - URI Struct M2 (_2F)
ET MALWARE Ursnif Variant CnC Beacon - URI Struct M1 (_2B)
ET MALWARE Ursnif Variant CnC Beacon - URI Struct M2 (_2F)