Malware Analysis Report

2025-01-18 09:29

Sample ID 240216-pljqesbc48
Target 1660-1830-0x000007FEF6330000-0x000007FEF6492000-memory.dmp
SHA256 0d24728770e53a099a61a529f5791c8933219939d05c0d4576fef35430f2b90e
Tags
strela
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

0d24728770e53a099a61a529f5791c8933219939d05c0d4576fef35430f2b90e

Threat Level: Known bad

The file 1660-1830-0x000007FEF6330000-0x000007FEF6492000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

strela

Strela family

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-02-16 12:24

Signatures

Strela family

strela

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-16 12:24

Reported

2024-02-16 12:27

Platform

win7-20240215-en

Max time kernel

117s

Max time network

118s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1660-1830-0x000007FEF6330000-0x000007FEF6492000-memory.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2108 wrote to memory of 1244 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2108 wrote to memory of 1244 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2108 wrote to memory of 1244 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1660-1830-0x000007FEF6330000-0x000007FEF6492000-memory.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2108 -s 52

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-16 12:24

Reported

2024-02-16 12:27

Platform

win10v2004-20231215-en

Max time kernel

93s

Max time network

121s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1660-1830-0x000007FEF6330000-0x000007FEF6492000-memory.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1660-1830-0x000007FEF6330000-0x000007FEF6492000-memory.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
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 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp

Files

N/A