ScreenShot
| Created | 2023.05.14 17:48 | Machine | s1_win7_x6403 |
| Filename | windows.exe | ||
| Type | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows | ||
| AI Score |
|
Behavior Score |
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| ZERO API | file : malware | ||
| VT API (file) | 39 detected (malicious, high confidence, HLLW, Autoruner3, Razy, unsafe, score, confidence, 100%, ZemsilF, Hm0@aae2qfm, Kryptik, Eldorado, Attribute, HighConfidence, Dnoper, Eplw, Gen2, R002C0PEE23, GenericRXML, Detected, ai score=82, CLOUD, Static AI, Malicious PE) | ||
| md5 | c159fc653a86ef3eab80e5d06b9cfa2c | ||
| sha256 | b6e0c17a224fe0df6f58add122e0420aad76a697c1d7634aa0cfe2f5dc84dc2b | ||
| ssdeep | 12288:lBXSh9d55EWf6bkHXgtQZDsfDfWXWBt9ExkUp8ZbcoahOOufKlgc+ABeaESJAzEM:7QZQz8Du4 | ||
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 | ||
| impfuzzy | 3:rGsLdAIEK:tf | ||
Network IP location
Signature (37cnts)
| Level | Description |
|---|---|
| danger | Connects to an IP address that is no longer responding to requests (legitimate services will remain up-and-running usually) |
| danger | File has been identified by 39 AntiVirus engines on VirusTotal as malicious |
| warning | Appends a new file extension or content to 100 files indicative of a ransomware file encryption process |
| warning | Drops 388 unknown file mime types indicative of ransomware writing encrypted files back to disk |
| warning | Performs 100 file moves indicative of a ransomware file encryption process |
| watch | Attempts to create or modify system certificates |
| watch | Connects to an IRC server |
| watch | Disables proxy possibly for traffic interception |
| watch | Harvests credentials from local email clients |
| watch | Harvests information related to installed instant messenger clients |
| watch | Installs itself for autorun at Windows startup |
| watch | Network communications indicative of a potential document or script payload download was initiated by the process wscript.exe |
| watch | One or more non-whitelisted processes were created |
| watch | The process wscript.exe wrote an executable file to disk |
| watch | Wscript.exe initiated network communications indicative of a script based payload download |
| watch | wscript.exe-based dropper (JScript |
| notice | Allocates read-write-execute memory (usually to unpack itself) |
| notice | Checks for the Locally Unique Identifier on the system for a suspicious privilege |
| notice | Checks whether any human activity is being performed by constantly checking whether the foreground window changed |
| notice | Connects to a Dynamic DNS Domain |
| notice | Creates a shortcut to an executable file |
| notice | Creates executable files on the filesystem |
| notice | Drops a binary and executes it |
| notice | Executes one or more WMI queries |
| notice | Looks up the external IP address |
| notice | Performs some HTTP requests |
| notice | Potentially malicious URLs were found in the process memory dump |
| notice | Queries the disk size which could be used to detect virtual machine with small fixed size or dynamic allocation |
| notice | Steals private information from local Internet browsers |
| notice | Terminates another process |
| notice | Uses Windows utilities for basic Windows functionality |
| notice | Yara rule detected in process memory |
| info | Checks amount of memory in system |
| info | Checks if process is being debugged by a debugger |
| info | Command line console output was observed |
| info | Queries for the computername |
| info | Uses Windows APIs to generate a cryptographic key |
Rules (32cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| danger | Win32_Trojan_Gen_1_0904B0_Zero | Win32 Trojan Emotet | binaries (download) |
| danger | Win_Trojan_Formbook_Zero | Used Formbook | binaries (upload) |
| warning | Generic_Malware_Zero | Generic Malware | binaries (download) |
| warning | infoStealer_emailClients_Zero | email clients info stealer | memory |
| watch | Antivirus | Contains references to security software | binaries (download) |
| watch | ASPack_Zero | ASPack packed file | binaries (download) |
| watch | Malicious_Library_Zero | Malicious_Library | binaries (download) |
| watch | Malicious_Packer_Zero | Malicious Packer | binaries (download) |
| watch | UPX_Zero | UPX packed file | binaries (download) |
| notice | Generic_PWS_Memory_Zero | PWS Memory | memory |
| notice | local_credential_Steal | Steal credential | memory |
| notice | ScreenShot | Take ScreenShot | memory |
| info | anti_dbg | Checks if being debugged | memory |
| info | bmp_file_format | bmp file format | binaries (download) |
| info | DebuggerCheck__GlobalFlags | (no description) | memory |
| info | DebuggerCheck__QueryInfo | (no description) | memory |
| info | DebuggerHiding__Active | (no description) | memory |
| info | DebuggerHiding__Thread | (no description) | memory |
| info | disable_dep | Bypass DEP | memory |
| info | icon_file_format | icon file format | binaries (download) |
| info | Is_DotNET_EXE | (no description) | binaries (upload) |
| info | IsDLL | (no description) | binaries (download) |
| info | IsPE32 | (no description) | binaries (download) |
| info | IsPE32 | (no description) | binaries (upload) |
| info | OS_Processor_Check_Zero | OS Processor Check | binaries (download) |
| info | PE_Header_Zero | PE File Signature | binaries (download) |
| info | PE_Header_Zero | PE File Signature | binaries (upload) |
| info | PowerShell | PowerShell script | scripts |
| info | SEH__vectored | (no description) | memory |
| info | ThreadControl__Context | (no description) | memory |
| info | zip_file_format | ZIP file format | binaries (download) |
| info | Win32_Trojan_Gen_2_0904B0_Zero | Win32 Trojan Gen | binaries (download) |
Network (22cnts) ?
Suricata ids
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
ET INFO DYNAMIC_DNS Query to a *.duckdns .org Domain
ET INFO DYNAMIC_DNS Query to *.duckdns. Domain
ET POLICY External IP Lookup ip-api.com
ET MALWARE WSHRAT CnC Checkin
ET MALWARE Worm.VBS Dunihi/Houdini/H-Worm/WSHRAT Checkin 1
ET MALWARE WSHRAT Credential Dump Module Download Command Inbound
ET CHAT IRC USER command
ET INFO DYNAMIC_DNS Query to a *.duckdns .org Domain
ET INFO DYNAMIC_DNS Query to *.duckdns. Domain
ET POLICY External IP Lookup ip-api.com
ET MALWARE WSHRAT CnC Checkin
ET MALWARE Worm.VBS Dunihi/Houdini/H-Worm/WSHRAT Checkin 1
ET MALWARE WSHRAT Credential Dump Module Download Command Inbound
ET CHAT IRC USER command
PE API
IAT(Import Address Table) Library
mscoree.dll
0x402000 _CorExeMain
EAT(Export Address Table) is none
mscoree.dll
0x402000 _CorExeMain
EAT(Export Address Table) is none