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Windows
Analysis Report
Setup.exe
Overview
General Information
| Sample name: | Setup.exe |
| Analysis ID: | 1579539 |
| MD5: | 7a2ed58357c7dc7a63754e88af43a860 |
| SHA1: | 632930cbe696ee75e3445835258c77e8d27ab426 |
| SHA256: | 984d3e2de76f512c364247b280180d5bd7ed45b4d0c483e10a041943e08730d4 |
| Tags: | exeuser-aachum |
| Infos: |   |
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Detection
LummaC
| Score: | 100 |
| Range: | 0 - 100 |
| Whitelisted: | false |
| Confidence: | 100% |
Signatures
Found malware configuration
Multi AV Scanner detection for submitted file
Sigma detected: Search for Antivirus process
Suricata IDS alerts for network traffic
Yara detected LummaC Stealer
AI detected suspicious sample
C2 URLs / IPs found in malware configuration
Drops PE files with a suspicious file extension
Found API chain indicative of sandbox detection
Found many strings related to Crypto-Wallets (likely being stolen)
LummaC encrypted strings found
Query firmware table information (likely to detect VMs)
Sample uses string decryption to hide its real strings
Sigma detected: Invoke-Obfuscation Via Stdin
Sigma detected: Suspicious PowerShell Parameter Substring
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Crypto Currency Wallets
AV process strings found (often used to terminate AV products)
Checks if Antivirus/Antispyware/Firewall program is installed (via WMI)
Contains functionality for read data from the clipboard
Contains functionality to block mouse and keyboard input (often used to hinder debugging)
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Contains functionality to check if a window is minimized (may be used to check if an application is visible)
Contains functionality to communicate with device drivers
Contains functionality to dynamically determine API calls
Contains functionality to execute programs as a different user
Contains functionality to launch a process as a different user
Contains functionality to launch a program with higher privileges
Contains functionality to modify clipboard data
Contains functionality to open a port and listen for incoming connection (possibly a backdoor)
Contains functionality to query CPU information (cpuid)
Contains functionality to read the PEB
Contains functionality to read the clipboard data
Contains functionality to retrieve information about pressed keystrokes
Contains functionality to shutdown / reboot the system
Contains functionality to simulate keystroke presses
Contains functionality to simulate mouse events
Contains functionality which may be used to detect a debugger (GetProcessHeap)
Contains long sleeps (>= 3 min)
Creates a process in suspended mode (likely to inject code)
Creates files inside the system directory
Detected potential crypto function
Dropped file seen in connection with other malware
Drops PE files
Enables debug privileges
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Found large amount of non-executed APIs
Found potential string decryption / allocating functions
IP address seen in connection with other malware
Internet Provider seen in connection with other malware
JA3 SSL client fingerprint seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
OS version to string mapping found (often used in BOTs)
PE / OLE file has an invalid certificate
Potential key logger detected (key state polling based)
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries the volume information (name, serial number etc) of a device
Sample execution stops while process was sleeping (likely an evasion)
Searches for user specific document files
Sigma detected: Change PowerShell Policies to an Insecure Level
Suricata IDS alerts with low severity for network traffic
Uses 32bit PE files
Uses a known web browser user agent for HTTP communication
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 detected Credential Stealer
Classification
- System is w10x64
Setup.exe (PID: 4564 cmdline: "C:\Users\ user\Deskt op\Setup.e xe" MD5: 7A2ED58357C7DC7A63754E88AF43A860) 
cmd.exe (PID: 6800 cmdline: "C:\Window s\System32 \cmd.exe" /c move Ph ysical Phy sical.cmd & Physical .cmd MD5: D0FCE3AFA6AA1D58CE9FA336CC2B675B) - conhost.exe (PID: 4672 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D) 
tasklist.exe (PID: 6688 cmdline: tasklist MD5: 0A4448B31CE7F83CB7691A2657F330F1) - findstr.exe (PID: 5364 cmdline:
findstr /I "opssvc w rsa" MD5: F1D4BE0E99EC734376FDE474A8D4EA3E) - tasklist.exe (PID: 2296 cmdline:
tasklist MD5: 0A4448B31CE7F83CB7691A2657F330F1) - findstr.exe (PID: 3060 cmdline:
findstr "A vastUI AVG UI bdservi cehost nsW scSvc ekrn SophosHea lth" MD5: F1D4BE0E99EC734376FDE474A8D4EA3E) - cmd.exe (PID: 6204 cmdline:
cmd /c md 124531 MD5: D0FCE3AFA6AA1D58CE9FA336CC2B675B) - extrac32.exe (PID: 5148 cmdline:
extrac32 / Y /E Lt MD5: 9472AAB6390E4F1431BAA912FCFF9707) - findstr.exe (PID: 2836 cmdline:
findstr /V "Heater" Lance MD5: F1D4BE0E99EC734376FDE474A8D4EA3E) - cmd.exe (PID: 1476 cmdline:
cmd /c cop y /b ..\Ne eds + ..\C onclusion + ..\Rende red + ..\F rench + .. \Selected + ..\Hormo ne + ..\Ro ugh z MD5: D0FCE3AFA6AA1D58CE9FA336CC2B675B) 
Designing.com (PID: 6380 cmdline: Designing. com z MD5: 62D09F076E6E0240548C2F837536A46A) 
powershell.exe (PID: 4676 cmdline: powershell -exec byp ass <!DOCT YPE html> <!--[if lt IE 7]> <h tml class= "no-js ie6 oldie" la ng="en-US" > <![endif ]--> <!--[ if IE 7]> <html cla ss="no-js ie7 oldie" lang="en- US"> <![en dif]--> <! --[if IE 8 ]> <html class="no- js ie8 old ie" lang=" en-US"> <! [endif]--> <!--[if g t IE 8]><! --> <html class="no- js" lang=" en-US"> <! --<![endif ]--> <head > <title>S uspected p hishing si te | Cloud flare</tit le> <meta charset="U TF-8" /> < meta http- equiv="Con tent-Type" content=" text/html; charset=U TF-8" /> < meta http- equiv="X-U A-Compatib le" conten t="IE=Edge " /> <meta name="rob ots" conte nt="noinde x, nofollo w" /> <met a name="vi ewport" co ntent="wid th=device- width,init ial-scale= 1" /> <lin k rel="sty lesheet" i d="cf_styl es-css" hr ef="/cdn-c gi/styles/ cf.errors. css" /> <! --[if lt I E 9]><link rel="styl esheet" id ='cf_style s-ie-css' href="/cdn -cgi/style s/cf.error s.ie.css" /><![endif ]--> <styl e>body{mar gin:0;padd ing:0}</st yle> <!-- [if gte IE 10]><!--> <script> if (!navi gator.cook ieEnabled) { windo w.addEvent Listener(' DOMContent Loaded', f unction () { var cookieEl = document. getElement ById('cook ie-alert') ; cooki eEl.style. display = 'block'; }) } </s cript> <!- -<![endif] --> </hea d> <body> <div id=" cf-wrapper "> <div class="cf- alert cf-a lert-error cf-cookie -error" id ="cookie-a lert" data -translate ="enable_c ookies">Pl ease enabl e cookies. </div> < div id="cf -error-det ails" clas s="cf-erro r-details- wrapper"> <div cl ass="cf-se ction cf-w rapper" st yle="margi n-top: 100 px;margin- bottom:200 px;"> <div class ="cf-colum ns one"> <div c lass="cf-c olumn"> <h4 cl ass="cf-te xt-error"> <i class=" cf-icon-ex clamation- sign" styl e="backgro und-size: 18px; height: 18px; width: 18px; margin -bottom: 2 px;"></i> Warning</h 4> <h2 style="ma rgin: 16px 0;">Suspe cted Phish ing</h2> <str ong>This w ebsite has been repo rted for p otential p hishing.</ strong> <p>Ph ishing is when a sit e attempts to steal sensitive informatio n by false ly present ing as a s afe source .</p> <d iv style=" display: f lex; align -items: ce nter;"> <p> <a href="http s://www.cl oudflare.c om/learnin g/access-m anagement/ phishing-a ttack/" cl ass="cf-bt n" style=" background -color: #4 04040; col or: #fff; border: 0; ">Learn Mo re</a> <form action="/ cdn-cgi/ph ish-bypass " method=" GET" encty pe="text/p lain"> <i nput type= "hidden" n ame="atok" value="BX bnWZevLkHt dOsp9HK3kF hiUmjhb_D.