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Analysis Report CONTRACT SWIFT.exe
Overview
General Information
Detection
FormBook
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
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 AntiVM3
Yara detected FormBook
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Suspicious Process Start Without DLL
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses netsh to modify the Windows network and firewall settings
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Antivirus or Machine Learning detection for unpacked file
Checks if the current process is being debugged
Contains capabilities to detect virtual machines
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 read the PEB
Contains long sleeps (>= 3 min)
Creates a DirectInput object (often for capturing keystrokes)
Creates a process in suspended mode (likely to inject code)
Detected potential crypto function
Drops PE files
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
Queries the volume information (name, serial number etc) of a device
Sample execution stops while process was sleeping (likely an evasion)
Sample file is different than original file name gathered from version info
Uses 32bit PE files
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.ursulaaubri.com/s5cm/"], "decoy": ["labibmasas.com", "puppy-os.com", "campingquick.com", "bluewavewelding.com", "qizhukeji.com", "economiemalin.com", "tomrings.com", "mdduct.com", "cloodgame.com", "acadiepresse.com", "daleradio.net", "kampanyalisayfalar.digital", "instrumentsets.com", "centralcoastcardeals.com", "xn--fiqyww2q3xd.xyz", "annafelicia.com", "vinkle.net", "somebodyelsesdesigns.com", "thatsohaute.com", "gaoxiaoduan.com", "dominatedirectsales.com", "lovereeko.com", "gamechangers.ovh", "500truyen.com", "davidekacey.com", "timucinoender7d.net", "lecapafricain.com", "1ghjtt.com", "vrvvrf.com", "perladicalabria.com", "treasureofcl.com", "platitotoronto.com", "weakmayors.com", "xn--49s29unqv0jjwvp.com", "zaseto.com", "doluart.com", "votelaura.info", "mononaoficial.com", "ultimateplumpudding.co.uk", "linjudama.com", "cryptoleadersclub.online", "rnrsans.com", "empiresolardev.com", "ayerconvenience.com", "forthepeopleagain.com", "votehoward.com", "zbssports.com", "atmlfmrs.com", "upanishad.info", "cannaceastore.com", "bioskop378.com", "ecms2019.net", "dfhgear.com", "violetapple.icu", "backyardeventsla.com", "pixelkuss.com", "bisaterbang.com", "invst101.com", "byyourstruly.net", "antiann.com", "cryptocurrency-articles.com", "friendsed.com", "getcoronabusters.com", "paperlessconsulting.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 18 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 7 entries |
Sigma Overview |
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System Summary: |
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Sigma detected: Suspicious Process Start Without DLL | Show sources |
Source: | Author: Florian Roth: |
Sigma detected: Possible Applocker Bypass | Show sources |
Source: | Author: juju4: |
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 dropped file | Show sources |
Source: | ReversingLabs: |
Multi AV Scanner detection for submitted file | Show sources |
Source: | Virustotal: | Perma Link | ||
Source: | ReversingLabs: |
Yara detected FormBook | Show sources |
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Machine Learning detection for dropped file | Show sources |
Source: | Joe Sandbox ML: |
Machine Learning detection for sample | Show sources |
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Source: | Code function: | 1_2_0B4AA1D8 | |
Source: | Code function: | 1_2_0B4AA1C8 | |
Source: | Code function: | 5_2_00415681 | |
Source: | Code function: | 10_2_03145681 |
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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