ScreenShot
| Created | 2021.06.25 10:22 | Machine | s1_win7_x6402 |
| Filename | IMG_1081007003xls.exe | ||
| Type | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows | ||
| AI Score |
|
Behavior Score |
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| ZERO API | file : clean | ||
| VT API (file) | 35 detected (malicious, high confidence, GenericKD, Save, ZemsilF, Bm0@aqLvLCp, Eldorado, Attribute, HighConfidence, GenKryptik, FGWF, FileRepMalware, Seraph, Artemis, Static AI, Malicious PE, susgen, ai score=83, kcloud, AgentTesla, score, F0D1C00FO21, Outbreak, Unsafe, Behavior, confidence, 100%) | ||
| md5 | 103ef5b9b04a1bb72a1feb10997e0ef0 | ||
| sha256 | 7f3ca9e8e9f6aaab9b8151f262a20dff03d53a437e689cb1c9a937349051e947 | ||
| ssdeep | 12288:pCDYz+qI/cZaDsv5dDaL1CaQjsP6bbJ9:sS+juawhm1rQjsCbbJ9 | ||
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 | ||
| impfuzzy | 3:rGsLdAIEK:tf | ||
Network IP location
Signature (24cnts)
| Level | Description |
|---|---|
| danger | File has been identified by 35 AntiVirus engines on VirusTotal as malicious |
| watch | Attempts to identify installed AV products by installation directory |
| watch | Communicates with host for which no DNS query was performed |
| watch | Detects VirtualBox through the presence of a file |
| watch | Detects VMWare through the presence of various files |
| watch | Harvests credentials from local email clients |
| watch | Harvests credentials from local FTP client softwares |
| watch | Harvests information related to installed instant messenger clients |
| notice | Allocates read-write-execute memory (usually to unpack itself) |
| notice | Checks adapter addresses which can be used to detect virtual network interfaces |
| notice | Checks for the Locally Unique Identifier on the system for a suspicious privilege |
| notice | Connects to a Dynamic DNS Domain |
| notice | HTTP traffic contains suspicious features which may be indicative of malware related traffic |
| notice | Looks up the external IP address |
| notice | Performs some HTTP requests |
| 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 | One or more processes crashed |
| info | Queries for the computername |
| info | Uses Windows APIs to generate a cryptographic key |
Rules (16cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| warning | Generic_Malware_Zero | Generic Malware | binaries (upload) |
| notice | KeyLogger | Run a KeyLogger | memory |
| notice | Network_SMTP_dotNet | Communications smtp | 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 | IsPE32 | (no description) | binaries (upload) |
| info | PE_Header_Zero | PE File Signature | binaries (upload) |
| info | SEH__vectored | (no description) | memory |
| info | ThreadControl__Context | (no description) | memory |
| info | vmdetect_misc | Following Rule is referenced from AlienVault's Yara rule repository.This rule contains additional processes and driver names. | memory |
| info | win_hook | Affect hook table | memory |
Network (11cnts) ?
Suricata ids
ET INFO DYNAMIC_DNS Query to *.dyndns. Domain
ET POLICY External IP Lookup - checkip.dyndns.org
ET POLICY DynDNS CheckIp External IP Address Server Response
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
ET POLICY External IP Lookup - checkip.dyndns.org
ET POLICY DynDNS CheckIp External IP Address Server Response
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
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