Malware Analysis Report

2025-01-18 12:50

Sample ID 240613-1wd4gasajb
Target 3ef8b460d9171c96116fe3d2583fa84f491750f16b5fcf57b839577fb7dc3390
SHA256 3ef8b460d9171c96116fe3d2583fa84f491750f16b5fcf57b839577fb7dc3390
Tags
score
3/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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
3/10

SHA256

3ef8b460d9171c96116fe3d2583fa84f491750f16b5fcf57b839577fb7dc3390

Threat Level: Likely benign

The file 3ef8b460d9171c96116fe3d2583fa84f491750f16b5fcf57b839577fb7dc3390 was found to be: Likely benign.

Malicious Activity Summary


Unsigned PE

Checks processor information in registry

Enumerates system info in registry

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-13 21:59

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 21:59

Reported

2024-06-13 22:02

Platform

win7-20231129-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3ef8b460d9171c96116fe3d2583fa84f491750f16b5fcf57b839577fb7dc3390.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3ef8b460d9171c96116fe3d2583fa84f491750f16b5fcf57b839577fb7dc3390.exe

"C:\Users\Admin\AppData\Local\Temp\3ef8b460d9171c96116fe3d2583fa84f491750f16b5fcf57b839577fb7dc3390.exe"

Network

N/A

Files

memory/2332-0-0x000007FEF5EAE000-0x000007FEF5EAF000-memory.dmp

memory/2332-1-0x000007FEF5BF0000-0x000007FEF658D000-memory.dmp

memory/2332-2-0x000007FEF5BF0000-0x000007FEF658D000-memory.dmp

memory/2332-3-0x000007FEF5BF0000-0x000007FEF658D000-memory.dmp

memory/2332-4-0x000007FEF5BF0000-0x000007FEF658D000-memory.dmp

memory/2332-5-0x000007FEF5BF0000-0x000007FEF658D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 21:59

Reported

2024-06-13 22:02

Platform

win10v2004-20240611-en

Max time kernel

93s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3ef8b460d9171c96116fe3d2583fa84f491750f16b5fcf57b839577fb7dc3390.exe"

Signatures

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeBackupPrivilege N/A C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3ef8b460d9171c96116fe3d2583fa84f491750f16b5fcf57b839577fb7dc3390.exe

"C:\Users\Admin\AppData\Local\Temp\3ef8b460d9171c96116fe3d2583fa84f491750f16b5fcf57b839577fb7dc3390.exe"

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe

dw20.exe -x -s 1148

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 98.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 57.15.31.184.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/4128-0-0x00007FF8460B5000-0x00007FF8460B6000-memory.dmp

memory/4128-1-0x000000001BF10000-0x000000001BFB6000-memory.dmp

memory/4128-2-0x00007FF845E00000-0x00007FF8467A1000-memory.dmp

memory/4128-3-0x000000001C490000-0x000000001C95E000-memory.dmp

memory/4128-4-0x00007FF845E00000-0x00007FF8467A1000-memory.dmp

memory/4128-5-0x000000001CA60000-0x000000001CAFC000-memory.dmp

memory/4128-6-0x0000000001800000-0x0000000001808000-memory.dmp

memory/4128-7-0x000000001CBC0000-0x000000001CC0C000-memory.dmp

memory/4128-8-0x00007FF845E00000-0x00007FF8467A1000-memory.dmp

memory/4128-15-0x00007FF845E00000-0x00007FF8467A1000-memory.dmp