Malware Analysis Report

2024-09-23 07:00

Sample ID 221124-srn4wafg8w
Target ie_to_edge_stub.exe
SHA256 9435b7a2b884676ec7e109ed28a9164cea5f5f6d4a18e1b2cebaff1de4c186db
Tags
azov ransomware wiper
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9435b7a2b884676ec7e109ed28a9164cea5f5f6d4a18e1b2cebaff1de4c186db

Threat Level: Known bad

The file ie_to_edge_stub.exe was found to be: Known bad.

Malicious Activity Summary

azov ransomware wiper

Azov

Enumerates connected drives

Drops file in System32 directory

Drops file in Program Files directory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V6

Analysis: static1

Detonation Overview

Reported

2022-11-24 15:21

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-11-24 15:21

Reported

2022-11-24 15:34

Platform

win10v2004-20221111-en

Max time kernel

658s

Max time network

631s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe"

Signatures

Azov

ransomware wiper azov

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\F: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\F: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\System32\%AppData%\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\Windows PowerShell.lnk C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files\7-Zip\7-zip.chm C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened for modification C:\Program Files\7-Zip\7z.exe C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File created C:\Program Files\7-Zip\RESTORE_FILES.txt C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened for modification C:\Program Files\7-Zip\7z.sfx C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A
File opened for modification C:\Program Files\7-Zip\7zCon.sfx C:\Users\Admin\Desktop\ie_to_edge_stub.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3536 wrote to memory of 5044 N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe C:\Users\Admin\Desktop\ie_to_edge_stub.exe
PID 3536 wrote to memory of 5044 N/A C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe C:\Users\Admin\Desktop\ie_to_edge_stub.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe

"C:\Users\Admin\AppData\Local\Temp\ie_to_edge_stub.exe"

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding

C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe

"PowerShell.exe" -noexit -command Set-Location -literalPath 'C:\Users\Admin\Desktop'

C:\Users\Admin\Desktop\ie_to_edge_stub.exe

"C:\Users\Admin\Desktop\ie_to_edge_stub.exe"

Network

Country Destination Domain Proto
N/A 67.26.109.254:80 tcp
N/A 67.26.109.254:80 tcp
N/A 72.21.91.29:80 tcp
N/A 72.21.91.29:80 tcp
N/A 104.80.225.205:443 tcp
N/A 20.50.80.209:443 tcp
N/A 67.26.109.254:80 tcp
N/A 67.26.109.254:80 tcp
N/A 67.26.109.254:80 tcp

Files

memory/3792-132-0x000001E3FA5B0000-0x000001E3FA5B4000-memory.dmp

memory/3792-133-0x00007FF6028D0000-0x00007FF60294B000-memory.dmp

memory/3792-134-0x000001E3FA580000-0x000001E3FA586000-memory.dmp

memory/3792-135-0x000001E3FA5A0000-0x000001E3FA5A5000-memory.dmp

memory/3792-136-0x000001E3FA5B0000-0x000001E3FA5B4000-memory.dmp

memory/3536-137-0x000002229AF90000-0x000002229AFB2000-memory.dmp

memory/3536-138-0x00000222B4D40000-0x00000222B4D84000-memory.dmp

memory/3536-139-0x00007FFA04F90000-0x00007FFA05A51000-memory.dmp

memory/3536-140-0x00000222B4E10000-0x00000222B4E86000-memory.dmp

memory/3536-141-0x00000222B4D10000-0x00000222B4D2E000-memory.dmp

memory/5044-142-0x0000000000000000-mapping.dmp

memory/5044-144-0x00007FF70ACC0000-0x00007FF70AD3B000-memory.dmp

memory/5044-145-0x000001DB189E0000-0x000001DB189E5000-memory.dmp

memory/5044-146-0x000001DB189F0000-0x000001DB189F4000-memory.dmp

memory/3536-147-0x00007FFA04F90000-0x00007FFA05A51000-memory.dmp