ScreenShot
| Created | 2021.10.18 09:31 | Machine | s1_win7_x6402 |
| Filename | DownFlSetup166.exe | ||
| Type | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows | ||
| AI Score |
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Behavior Score |
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| ZERO API | file : malware | ||
| VT API (file) | 21 detected (malicious, high confidence, Unsafe, Save, confidence, PWSX, Generic ML PUA, Static AI, Malicious PE, ASMalwS, Sabsik, score, HeapOverride, ZemsilF, eu0@aiBjd5) | ||
| md5 | 9f34928ecd64f71c6f2a7cdd85740586 | ||
| sha256 | 114d1bd84bdb0254fc4dbd097ff4967ade6c0468d77ca25b9e10c4b5beb99160 | ||
| ssdeep | 1536:HazCfI67yg00RuyMJTCtDHdMHrvMU56W4uB8zTv1aiJF:dIZMRuytx9Mo164vJv | ||
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 | ||
| impfuzzy | 3:rGsLdAIEK:tf | ||
Network IP location
Signature (37cnts)
| Level | Description |
|---|---|
| danger | Connects to IP addresses that are 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 21 AntiVirus engines on VirusTotal as malicious |
| watch | Checks for the presence of known windows from debuggers and forensic tools |
| watch | Checks the version of Bios |
| watch | Collects information about installed applications |
| watch | Communicates with host for which no DNS query was performed |
| watch | Detects Virtual Machines through their custom firmware |
| watch | Detects VMWare through the in instruction feature |
| watch | Executes one or more WMI queries |
| watch | Harvests credentials from local email clients |
| watch | Harvests credentials from local FTP client softwares |
| notice | A process attempted to delay the analysis task. |
| 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 | Creates executable files on the filesystem |
| notice | Drops a binary and executes it |
| notice | Drops an executable to the user AppData folder |
| notice | Executes one or more WMI queries which can be used to identify virtual machines |
| notice | Expresses interest in specific running processes |
| 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 | Queries for potentially installed applications |
| notice | Sends data using the HTTP POST Method |
| notice | Steals private information from local Internet browsers |
| notice | Terminates another process |
| notice | The binary likely contains encrypted or compressed data indicative of a packer |
| 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 |
| info | Uses Windows APIs to generate a cryptographic key |
Rules (16cnts)
| Level | Name | Description | Collection |
|---|---|---|---|
| warning | Generic_Malware_Zero | Generic Malware | binaries (download) |
| warning | Generic_Malware_Zero | Generic Malware | binaries (upload) |
| warning | themida_packer | themida packer | binaries (download) |
| watch | Admin_Tool_IN_Zero | Admin Tool Sysinternals | binaries (download) |
| watch | Malicious_Library_Zero | Malicious_Library | binaries (download) |
| watch | UPX_Zero | UPX packed file | binaries (download) |
| watch | Win32_Trojan_PWS_Net_1_Zero | Win32 Trojan PWS .NET Azorult | binaries (download) |
| notice | anti_vm_detect | Possibly employs anti-virtualization techniques | binaries (download) |
| info | Is_DotNET_EXE | (no description) | binaries (download) |
| info | Is_DotNET_EXE | (no description) | binaries (upload) |
| info | IsPE32 | (no description) | binaries (download) |
| info | IsPE32 | (no description) | binaries (upload) |
| info | PE_Header_Zero | PE File Signature | binaries (download) |
| info | PE_Header_Zero | PE File Signature | binaries (upload) |
| info | Win_Backdoor_AsyncRAT_Zero | Win Backdoor AsyncRAT | binaries (download) |
| info | Win_Backdoor_AsyncRAT_Zero | Win Backdoor AsyncRAT | binaries (upload) |
Network (25cnts) ?
Suricata ids
ET DNS Query for .cc TLD
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
PE API
IAT(Import Address Table) Library
mscoree.dll
0x418000 _CorExeMain
EAT(Export Address Table) is none
mscoree.dll
0x418000 _CorExeMain
EAT(Export Address Table) is none