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Windows Analysis Report Swift-Payment_Details.xlsx
Overview
General Information
Detection
FormBook
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Detected unpacking (changes PE section rights)
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Droppers Exploiting CVE-2017-11882
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: File Dropped By EQNEDT32EXE
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Yara detected FormBook
C2 URLs / IPs found in malware configuration
Drops PE files to the user root directory
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Office equation editor drops PE file
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Execution from Suspicious Folder
Tries to detect virtualization through RDTSC time measurements
Allocates memory within range which is reserved for system DLLs (kernel32.dll, advapi32.dll, etc)
Antivirus or Machine Learning detection for unpacked file
Checks if the current process is being debugged
Contains functionality for execution timing, often used to detect debuggers
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Contains functionality to call native functions
Contains functionality to dynamically determine API calls
Contains functionality to read the PEB
Creates a process in suspended mode (likely to inject code)
Detected potential crypto function
Document misses a certain OLE stream usually present in this Microsoft Office document type
Downloads executable code via HTTP
Drops PE files
Drops PE files to the user directory
Enables debug privileges
Found inlined nop instructions (likely shell or obfuscated code)
Found potential string decryption / allocating functions
HTTP GET or POST without a user agent
IP address seen in connection with other malware
Internet Provider seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
Office Equation Editor has been started
Potential document exploit detected (performs DNS queries)
Potential document exploit detected (performs HTTP gets)
Potential document exploit detected (unknown TCP traffic)
Sample execution stops while process was sleeping (likely an evasion)
Uses a known web browser user agent for HTTP communication
Uses code obfuscation techniques (call, push, ret)
Yara signature match
Classification
Process Tree |
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Malware Configuration |
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Threatname: FormBook |
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{"C2 list": ["www.extinctionbrews.com/dy8g/"], "decoy": ["mzyxi-rkah-y.net", "okinawarongnho.com", "qq66520.com", "nimbus.watch", "cwdelrio.com", "regalshopper.com", "avito-payment.life", "jorgeporcayo.com", "galvinsky.digital", "guys-only.com", "asmfruits-almacenes.com", "boatrace-life04.net", "cochez.club", "thelastvictor.net", "janieleconte.com", "ivoirepneus.com", "saludflv.info", "mydreamtv.net", "austinphy.com", "cajunseafoodstcloud.com", "13006608192.com", "clear3media.com", "thegrowclinic.com", "findfoodshop.com", "livegaming.store", "greensei.com", "atmaapothecary.com", "builtbydawn.com", "wthcoffee.com", "melodezu.com", "oikoschain.com", "matcitekids.com", "killrstudio.com", "doityourselfism.com", "monsoonnerd.com", "swissbankmusic.com", "envisionfordheights.com", "invisiongc.net", "aizaibali.com", "professioneconsulenza.net", "chaneabond.com", "theamercianhouseboat.com", "scuolatua.com", "surivaganza.com", "xn--vuq722jwngjre.com", "quiteimediato.space", "ecofingers.com", "manageoceanaccount.com", "cindywillardrealtor.com", "garimpeirastore.online", "tinsley.website", "fitnesstwentytwenty.com", "thenorthgoldline.com", "scuolacounselingroma.com", "iwccgroup.com", "wideawakemomma.com", "anthonysavillemiddleschool.com", "sprinkleresources.com", "ravexim3.com", "onedadtwodudes.com", "shxytl.com", "iriscloudvideo.com", "theshapecreator.com", "vermogenswerte.com"]}
Yara Overview |
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Memory Dumps |
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Source | Rule | Description | Author | Strings |
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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 |
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Formbook | detect Formbook in memory | JPCERT/CC Incident Response Group |
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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 |
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Click to see the 19 entries |
Unpacked PEs |
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Source | Rule | Description | Author | Strings |
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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 |
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Formbook | detect Formbook in memory | JPCERT/CC Incident Response Group |
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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 |
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Click to see the 8 entries |
Sigma Overview |
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Exploits: |
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Sigma detected: EQNEDT32.EXE connecting to internet | Show sources |
Source: | Author: Joe Security: |
Sigma detected: File Dropped By EQNEDT32EXE | Show sources |
Source: | Author: Joe Security: |
System Summary: |
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Sigma detected: Droppers Exploiting CVE-2017-11882 | Show sources |
Source: | Author: Florian Roth: |
Sigma detected: Execution from Suspicious Folder | Show sources |
Source: | Author: Florian Roth: |
Jbx Signature Overview |
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Click to jump to signature section
Show All Signature Results
AV Detection: |
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Found malware configuration | Show sources |
Source: | Malware Configuration Extractor: |
Multi AV Scanner detection for submitted file | Show sources |
Source: | ReversingLabs: |
Yara detected FormBook | Show sources |
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Exploits: |
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Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) | Show sources |
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Networking: |
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Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) | Show sources |
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C2 URLs / IPs found in malware configuration | Show sources |
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Source: | HTTP traffic detected: |