Malware Analysis Report

2025-04-14 07:57

Sample ID 231028-ym8wdahg78
Target NEAS.670626529b40cfc113f906b90d633ad0.exe
SHA256 42a7f49a8d63a8b83bf7d0fb5f13eea6ac1d8f9ece44b7a46958a2e6d1a06aff
Tags
strela stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

42a7f49a8d63a8b83bf7d0fb5f13eea6ac1d8f9ece44b7a46958a2e6d1a06aff

Threat Level: Known bad

The file NEAS.670626529b40cfc113f906b90d633ad0.exe was found to be: Known bad.

Malicious Activity Summary

strela stealer

Strela

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-10-28 19:55

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-28 19:55

Reported

2023-10-28 21:09

Platform

win7-20231023-en

Max time kernel

118s

Max time network

123s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.670626529b40cfc113f906b90d633ad0.dll

Signatures

Strela

stealer strela

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.670626529b40cfc113f906b90d633ad0.dll

Network

N/A

Files

memory/2668-1-0x000000006D7C0000-0x000000006DBDA000-memory.dmp

memory/2668-0-0x00000000002A0000-0x00000000002C1000-memory.dmp

memory/2668-2-0x00000000002A0000-0x00000000002C1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-28 19:55

Reported

2023-10-28 21:09

Platform

win10v2004-20231020-en

Max time kernel

151s

Max time network

153s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.670626529b40cfc113f906b90d633ad0.dll

Signatures

Strela

stealer strela

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.670626529b40cfc113f906b90d633ad0.dll

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe

C:\Windows\System32\svchost.exe

C:\Windows\System32\svchost.exe -k UnistackSvcGroup

Network

Country Destination Domain Proto
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 198.1.85.104.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 135.1.85.104.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 137.252.72.23.in-addr.arpa udp
US 8.8.8.8:53 113.208.253.8.in-addr.arpa udp
US 8.8.8.8:53 1.208.79.178.in-addr.arpa udp
US 8.8.8.8:53 8.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp

Files

memory/3116-0-0x000000006D7C0000-0x000000006DBDA000-memory.dmp

memory/3116-1-0x0000000000C80000-0x0000000000CA1000-memory.dmp

memory/3116-2-0x000000006D7C0000-0x000000006DBDA000-memory.dmp

memory/4484-3-0x0000027F69D70000-0x0000027F69D80000-memory.dmp

memory/4484-19-0x0000027F69E70000-0x0000027F69E80000-memory.dmp