Windows Analysis Report PO5594.xlsx
Overview
General Information
Detection
FormBook
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Found malware configuration
Sigma detected: EQNEDT32.EXE connecting to internet
Multi AV Scanner detection for submitted file
Yara detected FormBook
Malicious sample detected (through community Yara rule)
Sigma detected: Droppers Exploiting CVE-2017-11882
System process connects to network (likely due to code injection or exploit)
Sigma detected: File Dropped By EQNEDT32EXE
Sample uses process hollowing technique
Uses netstat to query active network connections and open ports
Maps a DLL or memory area into another process
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Injects a PE file into a foreign processes
Sigma detected: Execution from Suspicious Folder
Office equation editor drops PE file
Queues an APC in another process (thread injection)
Tries to detect virtualization through RDTSC time measurements
Machine Learning detection for dropped file
Modifies the context of a thread in another process (thread injection)
C2 URLs / IPs found in malware configuration
Drops PE files to the user root directory
Yara signature match
Antivirus or Machine Learning detection for unpacked file
Contains functionality to check if a debugger is running (IsDebuggerPresent)
May sleep (evasive loops) to hinder dynamic analysis
Contains functionality to shutdown / reboot the system
Uses code obfuscation techniques (call, push, ret)
Internet Provider seen in connection with other malware
Detected potential crypto function
Found potential string decryption / allocating functions
Sample execution stops while process was sleeping (likely an evasion)
Contains functionality to check if a debugger is running (OutputDebugString,GetLastError)
Contains functionality to call native functions
Potential document exploit detected (performs DNS queries)
HTTP GET or POST without a user agent
Contains functionality which may be used to detect a debugger (GetProcessHeap)
Downloads executable code via HTTP
Contains functionality for execution timing, often used to detect debuggers
Enables debug privileges
Found inlined nop instructions (likely shell or obfuscated code)
Potential document exploit detected (unknown TCP traffic)
PE file contains an invalid checksum
Drops PE files
Contains functionality to read the PEB
Uses a known web browser user agent for HTTP communication
Office Equation Editor has been started
Checks if the current process is being debugged
Drops PE files to the user directory
Potential document exploit detected (performs HTTP gets)
Allocates memory within range which is reserved for system DLLs (kernel32.dll, advapi32.dll, etc)
Creates a process in suspended mode (likely to inject code)
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Contains functionality for read data from the clipboard
Classification
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{
"C2 list": [
"www.passionfruitny.com/ddzw/"
],
"decoy": [
"azshalomcenter.com",
"yumoo.design",
"21pk.net",
"zhauggim.xyz",
"hoikhoinghiep.com",
"1207rossmoyne.com",
"izophoto.com",
"spacex-live.net",
"taskstudiox.com",
"educationalsurprises.com",
"5151vip16.com",
"sarahannsartstudio.com",
"indousmedicalscribing.com",
"crossatlanticb.com",
"codemnodum.com",
"tvfret-america.online",
"romualdoandrade.com",
"creativeartsfilmacademy.club",
"htsfrance.com",
"bentonvilleartists.com",
"reactivephysiorehab.com",
"kencanatactical.com",
"baycsolana.art",
"komotoy.com",
"metanetgateway.com",
"daimondsofa.com",
"cheese-box.online",
"oeepa4a3bs.com",
"consept-cafe.com",
"thethomasgrouphomes.com",
"marwatown.com",
"daliborkamen.com",
"taicholdingglobal.com",
"palisadesstore.com",
"adventuretravelsworld.com",
"hamdykamal.net",
"high-clicks3.com",
"livebongdatv.com",
"fiverrbetaa.xyz",
"wardrobewish.com",
"modsforcars.com",
"schittstore.com",
"toptanisimlik.com",
"exteches.com",
"kgkkristalljewels.com",
"hpwdz.com",
"talkaditown.com",
"maininger.com",
"preventgomohb.xyz",
"juliamoranmartin.com",
"flashpointyouth.com",
"glenelg.store",
"1courchevel.com",
"snikido.com",
"mikespotts.com",
"memorylanecollections.com",
"sportherd.com",
"lesmariagesdesophie.com",
"mammutphilippines.com",
"shleppersmovingandstorage.com",
"ervinowines.com",
"kuwaitschoolsgame.com",
"empiredigituseriness.com",
"jyh8886.com"
]
}
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_FormBook | Yara detected FormBook | Joe Security | ||
Formbook_1 | autogenerated rule brought to you by yara-signator | Felix Bilstein - yara-signator at cocacoding dot com |
| |
Formbook | detect Formbook in memory | JPCERT/CC Incident Response Group |
| |
JoeSecurity_FormBook | Yara detected FormBook | Joe Security | ||
Formbook_1 | autogenerated rule brought to you by yara-signator | Felix Bilstein - yara-signator at cocacoding dot com |
| |
Click to see the 31 entries |
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_FormBook | Yara detected FormBook | Joe Security | ||
Formbook_1 | autogenerated rule brought to you by yara-signator | Felix Bilstein - yara-signator at cocacoding dot com |
| |
Formbook | detect Formbook in memory | JPCERT/CC Incident Response Group |
| |
JoeSecurity_FormBook | Yara detected FormBook | Joe Security | ||
Formbook_1 | autogenerated rule brought to you by yara-signator | Felix Bilstein - yara-signator at cocacoding dot com |
| |
Click to see the 27 entries |
Sigma Overview |
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Exploits: |
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Sigma detected: EQNEDT32.EXE connecting to internet |
Source: | Author: Joe Security: |
Sigma detected: File Dropped By EQNEDT32EXE |
Source: | Author: Joe Security: |
System Summary: |
---|
Sigma detected: Droppers Exploiting CVE-2017-11882 |
Source: | Author: Florian Roth: |
Sigma detected: Execution from Suspicious Folder |
Source: | Author: Florian Roth: |
Jbx Signature Overview |
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- • AV Detection
- • Exploits
- • Compliance
- • Spreading
- • Software Vulnerabilities
- • Networking
- • Key, Mouse, Clipboard, Microphone and Screen Capturing
- • E-Banking Fraud
- • System Summary
- • Data Obfuscation
- • Persistence and Installation Behavior
- • Boot Survival
- • Hooking and other Techniques for Hiding and Protection
- • Malware Analysis System Evasion
- • Anti Debugging
- • HIPS / PFW / Operating System Protection Evasion
- • Language, Device and Operating System Detection
- • Stealing of Sensitive Information
- • Remote Access Functionality
Click to jump to signature section
Show All Signature Results
AV Detection: |
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Found malware configuration |
Source: | Malware Configuration Extractor: |
Multi AV Scanner detection for submitted file |
Source: | Virustotal: | Perma Link | ||
Source: | ReversingLabs: |
Yara detected FormBook |
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Machine Learning detection for dropped file |
Source: | Joe Sandbox ML: | ||
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Exploits: |
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Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) |
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Networking: |
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System process connects to network (likely due to code injection or exploit) |
Source: | Domain query: | ||
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Uses netstat to query active network connections and open ports |
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C2 URLs / IPs found in malware configuration |
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