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Windows Analysis Report divpCHa0h7.exe
Overview
General Information
Detection
FormBook
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Found malware configuration
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Multi AV Scanner detection for submitted file
Yara detected FormBook
Malicious sample detected (through community Yara rule)
Yara detected AntiVM3
System process connects to network (likely due to code injection or exploit)
Detected unpacking (changes PE section rights)
Sample uses process hollowing technique
Maps a DLL or memory area into another process
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Self deletion via cmd delete
.NET source code contains potential unpacker
Queues an APC in another process (thread injection)
Tries to detect virtualization through RDTSC time measurements
Modifies the context of a thread in another process (thread injection)
C2 URLs / IPs found in malware configuration
Uses 32bit PE files
Queries the volume information (name, serial number etc) of a device
Yara signature match
Antivirus or Machine Learning detection for unpacked file
May sleep (evasive loops) to hinder dynamic analysis
Uses code obfuscation techniques (call, push, ret)
Detected potential crypto function
Found potential string decryption / allocating functions
Sample execution stops while process was sleeping (likely an evasion)
Contains functionality to call native functions
HTTP GET or POST without a user agent
Contains functionality for execution timing, often used to detect debuggers
Contains long sleeps (>= 3 min)
Enables debug privileges
Found inlined nop instructions (likely shell or obfuscated code)
Sample file is different than original file name gathered from version info
PE file contains strange resources
Contains functionality to read the PEB
Checks if the current process is being debugged
Creates a process in suspended mode (likely to inject code)
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Classification
Process Tree |
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Malware Configuration |
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Threatname: FormBook |
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{"C2 list": ["www.esyscoloradosprings.com/fqiq/"], "decoy": ["driventow.com", "ipatchwork.today", "bolder.equipment", "seal-brother.com", "mountlaketerraceapartments.com", "weeden.xyz", "sanlifalan.com", "athafood.com", "isshinn1.com", "creationslazzaroni.com", "eclecticrenaissancewoman.com", "satellitephonstore.com", "cotchildcare.com", "yamacorp.digital", "ff4cuno43.xyz", "quicksticks.community", "govindfinance.com", "farmersfirstseed.com", "megacinema.club", "tablescaperendezvous4two.com", "ecarehomes.com", "floaterslaser.com", "benisano.com", "saint444.com", "thedusi.com", "avafxtrade.online", "hanenosuke.com", "suntioil4u.com", "healthyweekendtips.com", "24000words.com", "ofbchina.net", "begukiu0.info", "wolmoda.com", "mask60.com", "4bellemaison.com", "mambacustomboats.com", "sedsn.com", "doggycc.com", "kangrungao.com", "pharmacistcharisma.com", "passiverewardssystems.com", "qywyfeo8.xyz", "shenjiclass.com", "rdoi.top", "lavishbynovell.com", "fleetton.com", "hillcresthomegroup.com", "hartfulcleaning.com", "srofkansas.com", "applebroog.industries", "phillytrainers.com", "dmc--llc.com", "sosoon.store", "daysyou.com", "controldatasa.com", "markarge.com", "hirayaawards.com", "clinicscluster.com", "sophiagunterman.art", "kirtansangeet.com", "residential.insure", "ribbonofficial.com", "qianhaijcc.com", "fytvankin.quest"]}
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 27 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 14 entries |
Sigma Overview |
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System Summary: |
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Sigma detected: Possible Applocker Bypass | Show sources |
Source: | Author: juju4: |
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: | Virustotal: | Perma Link | ||
Source: | ReversingLabs: |
Yara detected FormBook | Show sources |
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Source: | Code function: | 5_2_00406AB9 | |
Source: | Code function: | 15_2_02766AB9 |
Networking: |
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Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) | Show sources |
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System process connects to network (likely due to code injection or exploit) | Show sources |
Source: | Network Connect: | Jump to behavior | ||
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C2 URLs / IPs found in malware configuration | Show sources |
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