Malware Analysis Report

2025-04-14 07:56

Sample ID 231101-rhsv2ada5w
Target NEAS.7309032da4216217efc9a7196dd643e0.exe
SHA256 bd819046e656758679030e88d7c38cc1d80100b139ecd0d54261c3a342755f2a
Tags
strela stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

bd819046e656758679030e88d7c38cc1d80100b139ecd0d54261c3a342755f2a

Threat Level: Known bad

The file NEAS.7309032da4216217efc9a7196dd643e0.exe was found to be: Known bad.

Malicious Activity Summary

strela stealer

Strela

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-11-01 14:12

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2023-11-01 14:12

Reported

2023-11-01 18:31

Platform

win10v2004-20231023-en

Max time kernel

145s

Max time network

151s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.7309032da4216217efc9a7196dd643e0.dll

Signatures

Strela

stealer strela

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeManageVolumePrivilege N/A C:\Windows\System32\svchost.exe N/A

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.7309032da4216217efc9a7196dd643e0.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 71.121.18.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 155.245.36.23.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.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 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 70.121.18.2.in-addr.arpa udp
US 8.8.8.8:53 11.98.62.23.in-addr.arpa udp
US 8.8.8.8:53 126.21.238.8.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.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
US 8.8.8.8:53 254.211.247.8.in-addr.arpa udp
US 8.8.8.8:53 126.24.238.8.in-addr.arpa udp
US 8.8.8.8:53 112.208.253.8.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 8.173.189.20.in-addr.arpa udp

Files

memory/3868-0-0x0000000000FD0000-0x0000000000FF1000-memory.dmp

memory/3868-1-0x000000006D7C0000-0x000000006DBAE000-memory.dmp

memory/3868-2-0x0000000000FD0000-0x0000000000FF1000-memory.dmp

memory/5040-3-0x00000125B3940000-0x00000125B3950000-memory.dmp

memory/5040-19-0x00000125B3A40000-0x00000125B3A50000-memory.dmp

memory/5040-35-0x00000125BD000000-0x00000125BD001000-memory.dmp

memory/5040-36-0x00000125BD020000-0x00000125BD021000-memory.dmp

memory/5040-37-0x00000125BD020000-0x00000125BD021000-memory.dmp

memory/5040-38-0x00000125BD020000-0x00000125BD021000-memory.dmp

memory/5040-39-0x00000125BD020000-0x00000125BD021000-memory.dmp

memory/5040-40-0x00000125BD020000-0x00000125BD021000-memory.dmp

memory/5040-41-0x00000125BD020000-0x00000125BD021000-memory.dmp

memory/5040-42-0x00000125BD020000-0x00000125BD021000-memory.dmp

memory/5040-43-0x00000125BD020000-0x00000125BD021000-memory.dmp

memory/5040-44-0x00000125BD020000-0x00000125BD021000-memory.dmp

memory/5040-45-0x00000125BD020000-0x00000125BD021000-memory.dmp

memory/5040-46-0x00000125BBC50000-0x00000125BBC51000-memory.dmp

memory/5040-47-0x00000125BBC40000-0x00000125BBC41000-memory.dmp

memory/5040-49-0x00000125BBC50000-0x00000125BBC51000-memory.dmp

memory/5040-52-0x00000125BBC40000-0x00000125BBC41000-memory.dmp

memory/5040-55-0x00000125BBB80000-0x00000125BBB81000-memory.dmp

C:\Users\Admin\AppData\Local\Comms\UnistoreDB\store.jfm

MD5 1b920494436138890d45c032479de4ac
SHA1 fd799c3e5aa623bb50f73250dc475262fa1e31f4
SHA256 d9a30126532a51bafaf18808b588d6234c1cdd1821ea56bf7b4b6a314f9c85de
SHA512 4f06995948c6b18c52258c69b26f3d43207852b0a6b67bf526e8c80bfb97e0c5244b5d6cbff9c4fb3f94275f751111ad50f6b2dcd03713340f75c48a9e8b786a

memory/5040-67-0x00000125BBD80000-0x00000125BBD81000-memory.dmp

memory/5040-69-0x00000125BBD90000-0x00000125BBD91000-memory.dmp

memory/5040-70-0x00000125BBD90000-0x00000125BBD91000-memory.dmp

memory/5040-71-0x00000125BBEA0000-0x00000125BBEA1000-memory.dmp

memory/5040-72-0x00000125BBDB0000-0x00000125BBDB1000-memory.dmp

memory/5040-73-0x00000125BBDA0000-0x00000125BBDA1000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-11-01 14:12

Reported

2023-11-01 18:30

Platform

win7-20231025-en

Max time kernel

121s

Max time network

134s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.7309032da4216217efc9a7196dd643e0.dll

Signatures

Strela

stealer strela

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.7309032da4216217efc9a7196dd643e0.dll

Network

N/A

Files

memory/1764-0-0x00000000005A0000-0x00000000005C1000-memory.dmp

memory/1764-1-0x000000006D7C0000-0x000000006DBAE000-memory.dmp

memory/1764-2-0x00000000005A0000-0x00000000005C1000-memory.dmp