ScreenShot
Created | 2023.04.27 09:59 | Machine | s1_win7_x6403 |
Filename | calcinstall.exe | ||
Type | PE32 executable (console) 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) | 34 detected (ConvertAd, MSILZilla, ABRisk, BCMB, Attribute, HighConfidence, AGen, AgentAGen, jvlzlk, Siggen20, Artemis, Generic Reputation PUA, odke, ai score=80, GrayWare, Detected, unsafe, R002H0DD323, CLOUD, PossibleThreat, MALICIOUS) | ||
md5 | 881bef8377f48946c3863d06b3de735a | ||
sha256 | 3147bb5595c16445b63ad43b9c5019f98bc881b2032634128aec7f97282578d7 | ||
ssdeep | 384:EuAfvvbBnFoTE/TKZRthUOGs7KFKjqfvGBkSy:BAf3b1FkamRtuOn7KFKcMk3 | ||
imphash | f34d5f2d4577ed6d9ceec516c1f5a744 | ||
impfuzzy | 3:rGsLdAIEK:tf |
Network IP location
Signature (31cnts)
Level | Description |
---|---|
danger | File has been identified by 34 AntiVirus engines on VirusTotal as malicious |
watch | A process attempted to delay the analysis task. |
watch | Attempts to create or modify system certificates |
watch | Deletes executed files from disk |
watch | Drops 66 unknown file mime types indicative of ransomware writing encrypted files back to disk |
watch | Installs itself for autorun at Windows startup |
watch | One or more of the buffers contains an embedded PE file |
notice | A process created a hidden window |
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 | Checks whether any human activity is being performed by constantly checking whether the foreground window changed |
notice | Creates a shortcut to an executable file |
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 |
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 | Queries the disk size which could be used to detect virtual machine with small fixed size or dynamic allocation |
notice | Resolves a suspicious Top Level Domain (TLD) |
notice | Searches running processes potentially to identify processes for sandbox evasion |
notice | Uses Windows utilities for basic Windows functionality |
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 | One or more processes crashed |
info | Queries for the computername |
info | This executable has a PDB path |
Rules (23cnts)
Level | Name | Description | Collection |
---|---|---|---|
danger | Schwerer_IN | Schwerer | binaries (download) |
danger | Win32_Trojan_Gen_1_0904B0_Zero | Win32 Trojan Emotet | binaries (download) |
warning | Generic_Malware_Zero | Generic Malware | binaries (download) |
watch | Admin_Tool_IN_Zero | Admin Tool Sysinternals | binaries (download) |
watch | Malicious_Library_Zero | Malicious_Library | binaries (download) |
watch | Malicious_Packer_Zero | Malicious Packer | binaries (download) |
watch | Obsidium_Zero | Obsidium protector file | binaries (download) |
watch | UPX_Zero | UPX packed file | binaries (download) |
notice | anti_vm_detect | Possibly employs anti-virtualization techniques | binaries (download) |
info | HWP_file_format | HWP Document File | 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 | IsPE64 | (no description) | binaries (download) |
info | Lnk_Format_Zero | LNK Format | binaries (download) |
info | Microsoft_Office_File_Zero | Microsoft Office File | binaries (download) |
info | mzp_file_format | MZP(Delphi) file format | binaries (download) |
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 | Win32_Trojan_Gen_2_0904B0_Zero | Win32 Trojan Gen | binaries (download) |
info | Win_Backdoor_AsyncRAT_Zero | Win Backdoor AsyncRAT | binaries (upload) |
Network (7cnts) ?
Suricata ids
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