Automated Malware Analysis IOC Report for

Files

File Path

Type

Processes

Path

Cmdline

Malicious

C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE

"C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding

Details

Is windows:	true
Is dropped:	false
PID:	1236
Target ID:	2
Parent PID:	576
Name:	EQNEDT32.EXE
Path:	C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
Commandline:	"C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
Size:	543304
MD5:	A87236E214F6D42A65F5DEDAC816AEC8
Time:	16:50:16
Date:	29/11/2022
Reason:	newprocess
Reputation:	high
Is admin:	true
Is elevated:	true
Modulebase:	0x400000
Modulesize:	581632
Wow64:	true

Signature Hits	Behavior Group	Mitre Attack
Sigma detected: EQNEDT32.EXE connecting to internet	Exploits
Sigma detected: File Dropped By EQNEDT32EXE	Exploits
Office Equation Editor has been started	Exploits
Spawns processes	System Summary	Process Injection

C:\Users\user\AppData\Roaming\rinzearec84736.exe

Details

Is windows:	false
Is dropped:	true
PID:	296
Target ID:	5
Parent PID:	1236
Name:	rinzearec84736.exe
Path:	C:\Users\user\AppData\Roaming\rinzearec84736.exe
Commandline:	C:\Users\user\AppData\Roaming\rinzearec84736.exe
Size:	842240
MD5:	D248194D56895A1FAE8914E81CD9B36A
Time:	16:50:20
Date:	29/11/2022
Reason:	newprocess
Reputation:	low
Is admin:	true
Is elevated:	true
Modulebase:	0x9c0000
Modulesize:	868352
Wow64:	true

Signature Hits	Behavior Group	Mitre Attack
Yara detected AntiVM3	Malware Analysis System Evasion
Yara detected Snake Keylogger	Stealing of Sensitive Information, Remote Access Functionality
Yara detected Telegram RAT	Stealing of Sensitive Information, Remote Access Functionality
Injects a PE file into a foreign processes	HIPS / PFW / Operating System Protection Evasion	Process Injection
Office equation editor drops PE file	System Summary
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)	Exploits	Exploitation for Client Execution
Yara detected Generic Downloader	Networking
Creates a process in suspended mode (likely to inject code)	HIPS / PFW / Operating System Protection Evasion	Process Injection
Drops PE files	Persistence and Installation Behavior
Queries the volume information (name, serial number etc) of a device	Language, Device and Operating System Detection	System Information Discovery
Yara detected Credential Stealer	Stealing of Sensitive Information
Spawns processes	System Summary	Process Injection

C:\Users\user\AppData\Roaming\rinzearec84736.exe

Details

Is windows:	false
Is dropped:	true
PID:	648
Target ID:	6
Parent PID:	296
Name:	rinzearec84736.exe
Path:	C:\Users\user\AppData\Roaming\rinzearec84736.exe
Commandline:	C:\Users\user\AppData\Roaming\rinzearec84736.exe
Size:	842240
MD5:	D248194D56895A1FAE8914E81CD9B36A
Time:	16:50:25
Date:	29/11/2022
Reason:	newprocess
Reputation:	low
Is admin:	true
Is elevated:	true
Modulebase:	0x9c0000
Modulesize:	868352
Wow64:	true

Signature Hits	Behavior Group	Mitre Attack
Yara detected AntiVM3	Malware Analysis System Evasion
Yara detected Snake Keylogger	Stealing of Sensitive Information, Remote Access Functionality
Yara detected Telegram RAT	Stealing of Sensitive Information, Remote Access Functionality
Injects a PE file into a foreign processes	HIPS / PFW / Operating System Protection Evasion	Process Injection
Office equation editor drops PE file	System Summary
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)	Exploits	Exploitation for Client Execution
Yara detected Generic Downloader	Networking
Creates a process in suspended mode (likely to inject code)	HIPS / PFW / Operating System Protection Evasion	Process Injection
Drops PE files	Persistence and Installation Behavior
Queries the volume information (name, serial number etc) of a device	Language, Device and Operating System Detection	System Information Discovery
Yara detected Credential Stealer	Stealing of Sensitive Information
Spawns processes	System Summary	Process Injection

C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE

"C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding

Details

Is windows:	true
Is dropped:	false
PID:	2648
Target ID:	7
Parent PID:	576
Name:	EQNEDT32.EXE
Path:	C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
Commandline:	"C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
Size:	543304
MD5:	A87236E214F6D42A65F5DEDAC816AEC8
Time:	16:50:40
Date:	29/11/2022
Reason:	newprocess
Reputation:	high
Is admin:	true
Is elevated:	true
Modulebase:	0x400000
Modulesize:	581632
Wow64:	true

Signature Hits	Behavior Group	Mitre Attack
Sigma detected: EQNEDT32.EXE connecting to internet	Exploits
Sigma detected: File Dropped By EQNEDT32EXE	Exploits
Office Equation Editor has been started	Exploits
Spawns processes	System Summary	Process Injection

C:\Program Files\Microsoft Office\Office14\WINWORD.EXE

"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /Automation -Embedding

Details

Is windows:	true
Is dropped:	false
PID:	3024
Target ID:	0
Parent PID:	576
Name:	WINWORD.EXE
Class:	word
Path:	C:\Program Files\Microsoft Office\Office14\WINWORD.EXE
Commandline:	"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /Automation -Embedding
Size:	1423704
MD5:	9EE74859D22DAE61F1750B3A1BACB6F5
Time:	16:50:15
Date:	29/11/2022
Reason:	newprocess
Reputation:	high
Is admin:	true
Is elevated:	true
Modulebase:	0x13fe90000
Modulesize:	1437696
Wow64:	false

Signature Hits	Behavior Group	Mitre Attack
Spawns processes	System Summary	Process Injection

URLs

Name

Malicious

http://208.67.105.179/arinzezx.exe

208.67.105.179

http://208.67.105.179/arinzezx.exemmC:

unknown

http://208.67.105.179/arinzezx.exej

unknown

http://checkip.dyndns.org

unknown

http://checkip.dyndns.orgP

unknown

http://checkip.dyndns.org/

193.122.6.168

http://checkip.dyndns.com

unknown

https://api.telegram.org/bot

unknown

http://schemas.xmlsoap.org/ws/2005/05/identity/claims/name

unknown

http://208.67.105.179/arinzezx.exeC:

unknown

http://checkip.dyndns.org/q

unknown

There are 1 hidden URLs, click here to show them.

Domains

Name

Malicious

checkip.dyndns.org

unknown

Details

Name:	checkip.dyndns.org
TargetID:	6
Current Path:	C:\Users\user\AppData\Roaming\rinzearec84736.exe

Signature Hits	Behavior Group	Mitre Attack
May check the online IP address of the machine	Networking	System Network Configuration Discovery
Potential document exploit detected (performs DNS queries)	Software Vulnerabilities	Exploitation for Client Execution
Uses a known web browser user agent for HTTP communication	Networking	Application Layer Protocol
Downloads files from webservers via HTTP	Networking	Application Layer Protocol Non-Application Layer Protocol Ingress Tool Transfer
Performs DNS lookups	Networking	Application Layer Protocol Non-Application Layer Protocol
URLs found in memory or binary data	Networking

checkip.dyndns.com

193.122.6.168

Details

Name:	checkip.dyndns.com
IP:	193.122.6.168
TargetID:	6
Current Path:	C:\Users\user\AppData\Roaming\rinzearec84736.exe
Active:	true

Signature Hits	Behavior Group	Mitre Attack
Potential document exploit detected (performs HTTP gets)	Software Vulnerabilities	Exploitation for Client Execution
URLs found in memory or binary data	Networking

IPs

Domain

Country

Malicious

208.67.105.179

unknown

United States

Details

IP:	208.67.105.179
TargetID:	2
Current Path:	C:\Program Files\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
Country:	United States
Countrycode:	USA
ASN number:	20042
ASN name:	GRAYSON-COLLIN-COMMUNICATIONSUS
Private:	false

Signature Hits	Behavior Group	Mitre Attack
Sigma detected: EQNEDT32.EXE connecting to internet	Exploits
Office equation editor establishes network connection	Exploits	Exploitation for Client Execution
Potential document exploit detected (performs HTTP gets)	Software Vulnerabilities	Exploitation for Client Execution
Potential document exploit detected (unknown TCP traffic)	Software Vulnerabilities	Exploitation for Client Execution
Uses a known web browser user agent for HTTP communication	Networking	Application Layer Protocol
Connects to IPs without corresponding DNS lookups	Networking
Downloads files from webservers via HTTP	Networking	Application Layer Protocol Non-Application Layer Protocol Ingress Tool Transfer
URLs found in memory or binary data	Networking

193.122.6.168

checkip.dyndns.com

United States

Details

IP:	193.122.6.168
TargetID:	6
Current Path:	C:\Users\user\AppData\Roaming\rinzearec84736.exe
Country:	United States
Countrycode:	USA
ASN number:	31898
ASN name:	ORACLE-BMC-31898US
Private:	false
Domain:	checkip.dyndns.com

Signature Hits	Behavior Group	Mitre Attack
Potential document exploit detected (performs HTTP gets)	Software Vulnerabilities	Exploitation for Client Execution

Registry

Path

Value

Malicious

HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems

k (

HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word

MTTT

HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems

aa(

HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\StartupItems

tc(

HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Common\ReviewCycle

ReviewToken

HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Resiliency\DocumentRecovery\677DE

6780D

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\00004109D30000000100000000F01FEC\Usage

VBAFiles