Report - DetailsInfoPDF.pdf.lnk

Malicious Library UPX PDF AntiDebug AntiVM GIF Format PE32 OS Processor Check DLL PE File
ScreenShot
Created 2022.10.04 10:13 Machine s1_win7_x6402
Filename DetailsInfoPDF.pdf.lnk
Type MS Windows shortcut, Item id list present, Points to a file or directory, Has Description string, Ha
AI Score Not founds Behavior Score
8.2
ZERO API file : clean
VT API (file) 4 detected (Mallnk, gen3, Link, DoubleRun, Probably Heur, LNKScript, Static AI, Suspicious LNK)
md5 71a2a9192ecf4c96cc5046101b869882
sha256 ea530601309c29a8667682c553888e0511512b88791d53611c75c61bfaf8f515
ssdeep 48:8YbRXdGkkSYotlmS8dLXuHOyDzLFabEfcl:8YbDXtD0u1DzLFu
imphash
impfuzzy
  Network IP location

Signature (21cnts)

Level Description
watch Drops a binary and executes it
watch One or more non-whitelisted processes were created
watch Resumed a suspended thread in a remote process potentially indicative of process injection
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 Creates (office) documents on the filesystem
notice Creates a shortcut to an executable file
notice Creates a suspicious process
notice Creates executable files on the filesystem
notice File has been identified by 4 AntiVirus engines on VirusTotal as malicious
notice One or more potentially interesting buffers were extracted
notice Queries for potentially installed applications
notice Searches running processes potentially to identify processes for sandbox evasion
notice Starts servers listening
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 Queries for the computername
info Tries to locate where the browsers are installed

Rules (17cnts)

Level Name Description Collection
watch Malicious_Library_Zero Malicious_Library binaries (download)
watch UPX_Zero UPX packed file binaries (download)
notice PDF_Format_Z PDF Format binaries (download)
info anti_dbg Checks if being debugged memory
info DebuggerCheck__GlobalFlags (no description) memory
info DebuggerCheck__QueryInfo (no description) memory
info DebuggerException__SetConsoleCtrl (no description) memory
info DebuggerHiding__Active (no description) memory
info DebuggerHiding__Thread (no description) memory
info disable_dep Bypass DEP memory
info IsDLL (no description) binaries (download)
info IsPE32 (no description) binaries (download)
info Lnk_Format_Zero LNK Format binaries (upload)
info OS_Processor_Check_Zero OS Processor Check binaries (download)
info PE_Header_Zero PE File Signature binaries (download)
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory

Network (2cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
ovonel.buzz Unknown 64.52.80.168 malware
64.52.80.168 Unknown 64.52.80.168 malware

Suricata ids



Similarity measure (PE file only) - Checking for service failure