Malware Analysis Report

2025-01-22 12:41

Sample ID 240622-xsf7wazgqb
Target 1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c
SHA256 1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c
Tags
aspackv2
score
10/10

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
10/10

SHA256

1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c

Threat Level: Known bad

The file 1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c was found to be: Known bad.

Malicious Activity Summary

aspackv2

Detects executables packed with ASPack

Detects executables packed with ASPack

Loads dropped DLL

Checks computer location settings

Executes dropped EXE

ASPack v2.12-2.42

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-22 19:06

Signatures

Detects executables packed with ASPack

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

ASPack v2.12-2.42

aspackv2
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-22 19:06

Reported

2024-06-22 19:09

Platform

win7-20240221-en

Max time kernel

149s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe"

Signatures

Detects executables packed with ASPack

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

ASPack v2.12-2.42

aspackv2
Description Indicator Process Target
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\kdwco.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe

"C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe"

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

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

Network

N/A

Files

memory/2156-0-0x0000000000400000-0x0000000000412000-memory.dmp

memory/2156-2-0x0000000000401000-0x0000000000403000-memory.dmp

\Users\Admin\AppData\Local\Temp\kdwco.exe

MD5 58cd5020632903cd11e8eb06a853e771
SHA1 b5339ad1d8096096ce2692c405a747c26c30577e
SHA256 6617bed8ee78516eda10f2b93c5b783388d4386ae61f8e55eba24817c42191a8
SHA512 2526c5a8d2d3a2c83f94b4724654f2db468840cf54c309b2d72f9d319994b274d3ef558667a29343f06dfafd7194569859cc7bbdbfbbd7dd6036017ad3ae6717

memory/2156-9-0x0000000000400000-0x0000000000412000-memory.dmp

memory/2572-10-0x0000000000400000-0x0000000000412000-memory.dmp

memory/2572-12-0x0000000000400000-0x0000000000412000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-22 19:06

Reported

2024-06-22 19:09

Platform

win10v2004-20240611-en

Max time kernel

149s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe"

Signatures

Detects executables packed with ASPack

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

ASPack v2.12-2.42

aspackv2
Description Indicator Process Target
N/A N/A N/A N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\kdwco.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe

"C:\Users\Admin\AppData\Local\Temp\1990cf8c487f837d2a9ba7d0288e38040ef9f0d58fbc890b22cd7c59d343972c.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
NL 23.62.61.72:443 www.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 72.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 43.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

memory/3040-0-0x0000000000400000-0x0000000000412000-memory.dmp

memory/3040-2-0x0000000000401000-0x0000000000403000-memory.dmp

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

MD5 58cd5020632903cd11e8eb06a853e771
SHA1 b5339ad1d8096096ce2692c405a747c26c30577e
SHA256 6617bed8ee78516eda10f2b93c5b783388d4386ae61f8e55eba24817c42191a8
SHA512 2526c5a8d2d3a2c83f94b4724654f2db468840cf54c309b2d72f9d319994b274d3ef558667a29343f06dfafd7194569859cc7bbdbfbbd7dd6036017ad3ae6717

memory/3040-14-0x0000000000400000-0x0000000000412000-memory.dmp

memory/3112-15-0x0000000000400000-0x0000000000412000-memory.dmp

memory/3112-16-0x0000000000400000-0x0000000000412000-memory.dmp

memory/3112-19-0x0000000000400000-0x0000000000412000-memory.dmp