ScreenShot
| Created | 2023.07.20 07:47 | Machine | s1_win7_x6403 |
| Filename | zerno_opt.exe | ||
| Type | PE32 executable (GUI) Intel 80386, for MS Windows | ||
| AI Score |
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Behavior Score |
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| ZERO API | file : malware | ||
| VT API (file) | 28 detected (AIDetectMalware, Convagent, trYj, unsafe, Save, malicious, confidence, 100%, Attribute, HighConfidence, score, ccnc, PWSX, moderate, BruteRatel, Detected, Injection, Artemis, BScope, TrojanPSW, Reline, RansomGen, Generic@AI, RDML, iRfuSGGBaGklwFNiaQs5ag, susgen) | ||
| md5 | d2192209d6892b9bf8e6d155a53b69a5 | ||
| sha256 | b644ed105b1208ac7d25de367523aec04f53c18c68d7e389d892a0930cba860b | ||
| ssdeep | 49152:B9fBVAeoycp8DtPCrZPKh0wCqMEvhuwteJoltx6I+PGnGToq5aOCDDHV3:BnVAeh+8Dtqtyh5Iw4qZoGnZOCfHl | ||
| imphash | 4328f7206db519cd4e82283211d98e83 | ||
| impfuzzy | 3:sUx2AEBquLdAIEK:nEBqMf | ||
Network IP location
Signature (47cnts)
| Level | Description |
|---|---|
| danger | Connects to an IP address that is no longer responding to requests (legitimate services will remain up-and-running usually) |
| danger | Executed a process and injected code into it |
| warning | File has been identified by 28 AntiVirus engines on VirusTotal as malicious |
| watch | Allocates execute permission to another process indicative of possible code injection |
| watch | Attempts to access Bitcoin/ALTCoin wallets |
| watch | Attempts to create or modify system certificates |
| watch | Checks for the presence of known windows from debuggers and forensic tools |
| watch | Checks the CPU name from registry |
| watch | Checks the version of Bios |
| watch | Code injection by writing an executable or DLL to the memory of another process |
| watch | Collects information about installed applications |
| watch | Communicates with host for which no DNS query was performed |
| watch | Deletes executed files from disk |
| watch | Detects Virtual Machines through their custom firmware |
| watch | Detects VMWare through the in instruction feature |
| watch | Harvests credentials from local email clients |
| watch | Harvests credentials from local FTP client softwares |
| watch | Network activity contains more than one unique useragent |
| watch | One or more of the buffers contains an embedded PE file |
| watch | Potential code injection by writing to the memory of another process |
| watch | Resumed a suspended thread in a remote process potentially indicative of process injection |
| watch | Used NtSetContextThread to modify a thread in a remote process indicative of process injection |
| notice | A process attempted to delay the analysis task. |
| notice | Allocates read-write-execute memory (usually to unpack itself) |
| notice | An executable file was downloaded by the process applaunch.exe |
| notice | Checks for the Locally Unique Identifier on the system for a suspicious privilege |
| notice | Creates executable files on the filesystem |
| notice | Executes one or more WMI queries |
| notice | Expresses interest in specific running processes |
| notice | Foreign language identified in PE resource |
| notice | HTTP traffic contains suspicious features which may be indicative of malware related traffic |
| notice | One or more potentially interesting buffers were extracted |
| notice | Performs some HTTP requests |
| notice | Potentially malicious URLs were found in the process memory dump |
| notice | Queries for potentially installed applications |
| notice | Searches running processes potentially to identify processes for sandbox evasion |
| notice | Sends data using the HTTP POST Method |
| notice | Steals private information from local Internet browsers |
| notice | The binary likely contains encrypted or compressed data indicative of a packer |
| 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 | Collects information to fingerprint the system (MachineGuid |
| info | One or more processes crashed |
| info | Queries for the computername |
| info | The executable contains unknown PE section names indicative of a packer (could be a false positive) |
| info | Tries to locate where the browsers are installed |
Rules (26cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| danger | Win32_PWS_Loki_m_Zero | Win32 PWS Loki | memory |
| danger | Win32_Trojan_Gen_1_0904B0_Zero | Win32 Trojan Emotet | binaries (download) |
| warning | themida_packer | themida packer | binaries (upload) |
| watch | Malicious_Library_Zero | Malicious_Library | binaries (download) |
| watch | Malicious_Packer_Zero | Malicious Packer | binaries (download) |
| watch | UPX_Zero | UPX packed file | binaries (download) |
| watch | UPX_Zero | UPX packed file | binaries (upload) |
| notice | anti_vm_detect | Possibly employs anti-virtualization techniques | binaries (upload) |
| notice | Generic_PWS_Memory_Zero | PWS Memory | memory |
| info | anti_dbg | Checks if being debugged | memory |
| 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 | 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 | SEH__vectored | (no description) | memory |
| info | ThreadControl__Context | (no description) | memory |
| info | Virtual_currency_Zero | Virtual currency | memory |
| info | vmdetect | Possibly employs anti-virtualization techniques | memory |
Network (13cnts) ?
Suricata ids
ET INFO TLS Handshake Failure
ET INFO Observed Telegram Domain (t .me in TLS SNI)
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
ET INFO Dotted Quad Host ZIP Request
ET INFO Executable Download from dotted-quad Host
ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
ET POLICY PE EXE or DLL Windows file download HTTP
ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download
ET HUNTING SUSPICIOUS Dotted Quad Host MZ Response
ET INFO Observed Telegram Domain (t .me in TLS SNI)
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
ET INFO Dotted Quad Host ZIP Request
ET INFO Executable Download from dotted-quad Host
ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
ET POLICY PE EXE or DLL Windows file download HTTP
ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download
ET HUNTING SUSPICIOUS Dotted Quad Host MZ Response
PE API
IAT(Import Address Table) Library
kernel32.dll
0x506078 GetModuleHandleA
mscoree.dll
0x506080 _CorExeMain
EAT(Export Address Table) is none
kernel32.dll
0x506078 GetModuleHandleA
mscoree.dll
0x506080 _CorExeMain
EAT(Export Address Table) is none