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Windows Analysis Report
follinaV1.2.py

Overview

General Information

Sample Name:	follinaV1.2.py
Analysis ID:	646040
MD5:	c1317d365d0084c4016a280a52608923
SHA1:	ea358003fd5b1beba3b2e58991117127afb1eefd
SHA256:	076b22f6815cf168a813fa64e7f0b7e45d5312de16f8c9e65593160cc2c9cb1e
Infos:

Detection

Follina CVE-2022-30190

Score:	48
Range:	0 - 100
Whitelisted:	false
Confidence:	100%

Signatures

Yara detected Microsoft Office Exploit Follina CVE-2022-30190

Program does not show much activity (idle)

Queries the volume information (name, serial number etc) of a device

Classification

Process Tree

System is w10x64

OpenWith.exe (PID: 6096 cmdline: C:\Windows\system32\OpenWith.exe -Embedding MD5: D179D03728E95E040A889F760C1FC402)

cleanup

Malware Configuration

⊘No configs have been found

Yara Signatures

Initial Sample

Source	Rule	Description	Author	Strings
follinaV1.2.py	JoeSecurity_Follina	Yara detected Microsoft Office Exploit Follina / CVE-2022-30190	Joe Security

Sigma Signatures

⊘No Sigma rule has matched

Snort Signatures

⊘No Snort rule has matched

Joe Sandbox Signatures

Click to jump to signature section

Show All Signature Results

Exploits

Yara detected Microsoft Office Exploit Follina CVE-2022-30190

Source: Yara match

File source: follinaV1.2.py, type: SAMPLE

Source: OpenWith.exe, 00000000.00000003.241144359.0000017025086000.00000004.00000020.00020000.00000000.sdmp, OpenWith.exe, 00000000.00000003.241165426.0000017025096000.00000004.00000020.00020000.00000000.sdmp, OpenWith.exe, 00000000.00000003.241125214.000001702508A000.00000004.00000020.00020000.00000000.sdmp	String found in binary or memory: http://en.wi7
Source: follinaV1.2.py	String found in binary or memory: https://stackoverflow.com/questions/1855095/how-to-create-a-zip-archive-of-a-directory

Source: C:\Windows\System32\OpenWith.exe

File read: C:\Users\desktop.ini

Jump to behavior

Source: C:\Windows\System32\OpenWith.exe

Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{95E15D0A-66E6-93D9-C53C-76E6219D3341}\InProcServer32

Jump to behavior

Source: C:\Windows\System32\OpenWith.exe

Mutant created: \Sessions\1\BaseNamedObjects\Local\SM0:6096:120:WilError_01

Source: C:\Windows\System32\OpenWith.exe

Key opened: HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers

Jump to behavior

Source: classification engine

Classification label: mal48.expl.winPY@1/0@0/0

Source: C:\Windows\System32\OpenWith.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\System32\OpenWith.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\System32\OpenWith.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\System32\OpenWith.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\System32\OpenWith.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\System32\OpenWith.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\System32\OpenWith.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior
Source: C:\Windows\System32\OpenWith.exe	Process information set: NOOPENFILEERRORBOX	Jump to behavior

Source: all processes

Thread injection, dropped files, key value created, disk infection and DNS query: no activity detected

Source: all processes

Thread injection, dropped files, key value created, disk infection and DNS query: no activity detected

Source: C:\Windows\System32\OpenWith.exe	Queries volume information: C:\Windows\Fonts\segoeui.ttf VolumeInformation	Jump to behavior
Source: C:\Windows\System32\OpenWith.exe	Queries volume information: C:\Windows\Fonts\seguisym.ttf VolumeInformation	Jump to behavior
Source: C:\Windows\System32\OpenWith.exe	Queries volume information: C:\Windows\Fonts\seguisym.ttf VolumeInformation	Jump to behavior
Source: C:\Windows\System32\OpenWith.exe	Queries volume information: C:\Windows\Fonts\seguisb.ttf VolumeInformation	Jump to behavior
Source: C:\Windows\System32\OpenWith.exe	Queries volume information: C:\Windows\Fonts\seguisb.ttf VolumeInformation	Jump to behavior
Source: C:\Windows\System32\OpenWith.exe	Queries volume information: C:\Windows\Fonts\seguisym.ttf VolumeInformation	Jump to behavior
Source: C:\Windows\System32\OpenWith.exe	Queries volume information: C:\Windows\Fonts\segmdl2.ttf VolumeInformation	Jump to behavior
Source: C:\Windows\System32\OpenWith.exe	Queries volume information: C:\Windows\Fonts\segmdl2.ttf VolumeInformation	Jump to behavior

Mitre Att&ck Matrix

Initial Access	Execution	Persistence	Privilege Escalation	Defense Evasion	Credential Access	Discovery	Lateral Movement	Collection	Exfiltration	Command and Control	Network Effects	Remote Service Effects	Impact
Valid Accounts	Windows Management Instrumentation	Path Interception	Path Interception	Direct Volume Access	OS Credential Dumping	1 File and Directory Discovery	Remote Services	Data from Local System	Exfiltration Over Other Network Medium	Data Obfuscation	Eavesdrop on Insecure Network Communication	Remotely Track Device Without Authorization	Modify System Partition
Default Accounts	Scheduled Task/Job	Boot or Logon Initialization Scripts	Boot or Logon Initialization Scripts	Rootkit	LSASS Memory	11 System Information Discovery	Remote Desktop Protocol	Data from Removable Media	Exfiltration Over Bluetooth	Junk Data	Exploit SS7 to Redirect Phone Calls/SMS	Remotely Wipe Data Without Authorization	Device Lockout

Behavior Graph

Hide Legend

Legend:

Process
Signature
Created File
DNS/IP Info
Is Dropped
Is Windows Process
Number of created Registry Values
Number of created Files
Visual Basic
Delphi
Java
.Net C# or VB.NET
C, C++ or other language
Is malicious
Internet

Screenshots

Thumbnails

This section contains all screenshots as thumbnails, including those not shown in the slideshow.

Antivirus, Machine Learning and Genetic Malware Detection

Initial Sample

⊘No Antivirus matches

Dropped Files

⊘No Antivirus matches

Unpacked PE Files

⊘No Antivirus matches

Domains

⊘No Antivirus matches

URLs

Source	Detection	Scanner	Label	Link
http://en.wi7	0%	Avira URL Cloud	safe

Domains and IPs

Contacted Domains

⊘No contacted domains info

URLs from Memory and Binaries

Name	Source	Malicious	Antivirus Detection	Reputation
https://stackoverflow.com/questions/1855095/how-to-create-a-zip-archive-of-a-directory	follinaV1.2.py	false		high
http://en.wi7	OpenWith.exe, 00000000.00000003.241144359.0000017025086000.00000004.00000020.00020000.00000000.sdmp, OpenWith.exe, 00000000.00000003.241165426.0000017025096000.00000004.00000020.00020000.00000000.sdmp, OpenWith.exe, 00000000.00000003.241125214.000001702508A000.00000004.00000020.00020000.00000000.sdmp	false	Avira URL Cloud: safe	unknown

World Map of Contacted IPs

⊘No contacted IP infos

General Information

Joe Sandbox Version:	35.0.0 Citrine
Analysis ID:	646040
Start date and time: 15/06/202211:25:39	2022-06-15 11:25:39 +02:00
Joe Sandbox Product:	CloudBasic
Overall analysis duration:	0h 4m 26s
Hypervisor based Inspection enabled:	false
Report type:	full
Sample file name:	follinaV1.2.py
Cookbook file name:	default.jbs
Analysis system description:	Windows 10 64 bit v1803 with Office Professional Plus 2016, Chrome 85, IE 11, Adobe Reader DC 19, Java 8 Update 211
Number of analysed new started processes analysed:	25
Number of new started drivers analysed:	0
Number of existing processes analysed:	0
Number of existing drivers analysed:	0
Number of injected processes analysed:	0
Technologies:	HCA enabled EGA enabled HDC enabled AMSI enabled
Analysis Mode:	default
Analysis stop reason:	Timeout
Detection:	MAL
Classification:	mal48.expl.winPY@1/0@0/0
EGA Information:	Failed
HDC Information:	Failed
HCA Information:	Successful, ratio: 100% Number of executed functions: 0 Number of non-executed functions: 0
Cookbook Comments:	Adjust boot time Enable AMSI

Warnings

Exclude process from analysis (whitelisted): MpCmdRun.exe, BackgroundTransferHost.exe, backgroundTaskHost.exe, SgrmBroker.exe, conhost.exe, svchost.exe, wuapihost.exe
Excluded domains from analysis (whitelisted): www.bing.com, ris.api.iris.microsoft.com, fs.microsoft.com, store-images.s-microsoft.com, login.live.com, sls.update.microsoft.com, displaycatalog.mp.microsoft.com, img-prod-cms-rt-microsoft-com.akamaized.net, arc.msn.com
Not all processes where analyzed, report is missing behavior information
Report size getting too big, too many NtOpenKeyEx calls found.
Report size getting too big, too many NtProtectVirtualMemory calls found.
Report size getting too big, too many NtQueryValueKey calls found.

Simulations

Behavior and APIs

Time	Type	Description
11:26:43	API Interceptor	1x Sleep call for process: OpenWith.exe modified

Joe Sandbox View / Context

IPs

⊘No context

Domains

⊘No context

ASNs

⊘No context

JA3 Fingerprints

⊘No context

Dropped Files

⊘No context

Created / dropped Files

⊘No created / dropped files found

Static File Info

General

File type:	Python script, ASCII text executable, with very long lines
Entropy (8bit):	4.957918486987788
TrID:
File name:	follinaV1.2.py
File size:	7988
MD5:	c1317d365d0084c4016a280a52608923
SHA1:	ea358003fd5b1beba3b2e58991117127afb1eefd
SHA256:	076b22f6815cf168a813fa64e7f0b7e45d5312de16f8c9e65593160cc2c9cb1e
SHA512:	c789bbfc16addf6c31d4a2f5af0b05a63d49ebdff56adece906ccb8adeed579b7eec921d731b6aa4d783dd191492db8c3d2aa9380990e8eb2a7f644e492a1719
SSDEEP:	192:F79ZrAosQOP6h+hhUMLQJjb5zy4iCyv4gGPCUHydw4:F7TrAWJJjlzyuyggGPCUHydv
TLSH:	57F1D62145AA90A7CFC3828497EFEDB48337390737033890B76CB7946F05A75D5E4A89
File Content Preview:	import argparse.import os.import zipfile.import http.server.import socketserver.import base64.from time import sleep, perf_counter.import threading as th.from urllib.parse import urlparse..# Helper function to zip whole dir.# https://stackoverflow.com/que

File Icon


Icon Hash:	74f0e4e4e4e4e0e4

Network Behavior

⊘No network behavior found

Statistics

CPU Usage

Click to jump to process

Memory Usage

Click to jump to process

System Behavior

Analysis Process: OpenWith.exePID: 6096, Parent PID: 804

General

Target ID:	0
Start time:	11:26:43
Start date:	15/06/2022
Path:	C:\Windows\System32\OpenWith.exe
Wow64 process (32bit):	false
Commandline:	C:\Windows\system32\OpenWith.exe -Embedding
Imagebase:	0x7ff704eb0000
File size:	111120 bytes
MD5 hash:	D179D03728E95E040A889F760C1FC402
Has elevated privileges:	true
Has administrator privileges:	true
Programmed in:	C, C++ or other language
Reputation:	high

Show Windows behavior

Chronological Activities

Disassembly

⊘No disassembly

Description:	Adversaries may enumerate files and directories or may search in specific locations of a host or network share for certain information within a file system. Adversaries may use the information from File and Directory Discovery during automated discovery to shape follow-on behaviors, including whether or not the adversary fully infects the target and/or attempts specific actions.
Tactics:	Discovery
Data Sources:	File monitoring, Process command-line parameters, Process monitoring
Platforms:	Linux, macOS, Windows
Url:	Open detailed description by Mitre

Description:	An adversary may attempt to get detailed information about the operating system and hardware, including version, patches, hotfixes, service packs, and architecture. Adversaries may use the information from System Information Discovery during automated discovery to shape follow-on behaviors, including whether or not the adversary fully infects the target and/or attempts specific actions.
Tactics:	Discovery
Data Sources:	AWS CloudTrail logs, Azure activity logs, Process command-line parameters, Process monitoring, Stackdriver logs
Platforms:	AWS, Azure, GCP, Linux, macOS, Windows
Url:	Open detailed description by Mitre

Behavior Section

Behavior Chronological

Disassembly

Uncategorized

Graph

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Windows Analysis Report follinaV1.2.py

Overview

General Information

Detection

Signatures

Classification

Process Tree

Malware Configuration

Yara Signatures

Initial Sample

Sigma Signatures

Snort Signatures

Joe Sandbox Signatures

Exploits

Networking

System Summary

Hooking and other Techniques for Hiding and Protection

Malware Analysis System Evasion

Anti Debugging

Language, Device and Operating System Detection

Mitre Att&ck Matrix

Behavior Graph

Screenshots

Thumbnails

Antivirus, Machine Learning and Genetic Malware Detection

Initial Sample

Dropped Files

Unpacked PE Files

Domains

URLs

Domains and IPs

Contacted Domains

URLs from Memory and Binaries

World Map of Contacted IPs

General Information

Warnings

Simulations

Behavior and APIs

Joe Sandbox View / Context

IPs

Domains

ASNs

JA3 Fingerprints

Dropped Files

Created / dropped Files

Static File Info

General

File Icon

Network Behavior

Statistics

CPU Usage

Memory Usage

System Behavior

Analysis Process: OpenWith.exePID: 6096, Parent PID: 804

General

Chronological Activities

Disassembly

Windows Analysis Report
follinaV1.2.py