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Analysis Report UAE CONTRACT SUPPLY.exe
Overview
General Information
Detection
FormBook GuLoader
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Malicious sample detected (through community Yara rule)
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 FormBook
Yara detected Generic Dropper
Yara detected GuLoader
Contains functionality to detect hardware virtualization (CPUID execution measurement)
Contains functionality to hide a thread from the debugger
Detected RDTSC dummy instruction sequence (likely for instruction hammering)
Hides threads from debuggers
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
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected VB6 Downloader Generic
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 query CPU information (cpuid)
Contains functionality to read the PEB
Creates a process in suspended mode (likely to inject code)
Detected potential crypto function
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
JA3 SSL client fingerprint seen in connection with other malware
PE file contains strange resources
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
Startup |
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Malware Configuration |
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No configs have been found |
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Yara Overview |
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Memory Dumps |
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Source | Rule | Description | Author | Strings |
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LokiBot_Dropper_Packed_R11_Feb18 | Auto-generated rule - file scan copy.pdf.r11 | Florian Roth |
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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 | ||
Click to see the 19 entries |
Sigma Overview |
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No Sigma rule has matched |
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Signature Overview |
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Click to jump to signature section
Show All Signature Results
AV Detection: |
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Multi AV Scanner detection for submitted file | Show sources |
Source: | Virustotal: | Perma Link | ||
Source: | ReversingLabs: |
Yara detected FormBook | Show sources |
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Compliance: |
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Uses 32bit PE files | Show sources |
Source: | Static PE information: |
Uses secure TLS version for HTTPS connections | Show sources |
Source: | HTTPS traffic detected: |
Binary contains paths to debug symbols | Show sources |
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Source: | Code function: | 16_2_00CF581F | |
Source: | Code function: | 16_2_00CE6A9D | |
Source: | Code function: | 16_2_00CF62AB | |
Source: | Code function: | 16_2_00CEC3CC | |
Source: | Code function: | 16_2_00CEC358 |
Networking: |
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Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) | Show sources |
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Source: | HTTP traffic detected: | ||
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Source: | JA3 fingerprint: |
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Source: | HTTP traffic detected: |
Source: | DNS traffic detected: |
Source: | HTTP traffic detected: |