Report - Mkqhnnyzd.pdf

PWS .NET framework
ScreenShot
Created 2021.04.22 10:56 Machine s1_win7_x6401
Filename Mkqhnnyzd.pdf
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
9
Behavior Score
4.6
ZERO API file : clean
VT API (file) 17 detected (Unsafe, malicious, Attribute, HighConfidence, GenKryptik, FEGB, score, Agensla, GenericRXMP, Tnega, InvalidSig, ZemsilF, Bm1@am8KhJg)
md5 75ab568fe148e4d229533c5a6cd6b572
sha256 fb91f67073fef8d391ccb08c31183ff2ff00e8a8ca0f71fb5bfce17fb0ddbd26
ssdeep 6144:72Rym/e9IF2z6RMEmaFjbra7x6m5g7FXAY7dSAopSSJla0kSJQnqOBCS:76wSAzcXbreCJh7dSAopbvkS1
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (12cnts)

Level Description
watch A process attempted to delay the analysis task.
watch File has been identified by 17 AntiVirus engines on VirusTotal as malicious
watch Looks for the Windows Idle Time to determine the uptime
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 Potentially malicious URLs were found in the process memory dump
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

Rules (19cnts)

Level Name Description Collection
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (upload)
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 IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature Zero binaries (upload)
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory
info win_hook Affect hook table memory
info HasDigitalSignature DigitalSignature Check binaries (upload)
info HasOverlay Overlay Check binaries (upload)
info IsNET_EXE (no description) binaries (upload)
info IsPacked Entropy Check binaries (upload)
info IsWindowsGUI (no description) binaries (upload)
info keylogger Run a keylogger memory
info network_smtp_dotNet Communications smtp memory
info network_tcp_listen Listen for incoming communication memory

Network (0cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?

Suricata ids

PE API

IAT(Import Address Table) Library

mscoree.dll
 0x402000 _CorExeMain

EAT(Export Address Table) is none



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