Malware Analysis Report

2025-01-18 21:29

Sample ID 240321-p84dcaca49
Target dbaf5477845f5e09496652ded5a9ae4e
SHA256 908d5c9e21a671e4a95bf7b74ec937e4e9c7ab3a7ce5f249607d0cac710af92e
Tags
upx adware stealer
score
7/10

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
7/10

SHA256

908d5c9e21a671e4a95bf7b74ec937e4e9c7ab3a7ce5f249607d0cac710af92e

Threat Level: Shows suspicious behavior

The file dbaf5477845f5e09496652ded5a9ae4e was found to be: Shows suspicious behavior.

Malicious Activity Summary

upx adware stealer

UPX packed file

ACProtect 1.3x - 1.4x DLL software

Loads dropped DLL

Installs/modifies Browser Helper Object

Unsigned PE

Modifies registry class

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-21 13:00

Signatures

UPX packed file

upx
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
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-21 13:00

Reported

2024-03-21 13:03

Platform

win7-20240221-en

Max time kernel

120s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe"

Signatures

ACProtect 1.3x - 1.4x DLL software

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A

UPX packed file

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

Installs/modifies Browser Helper Object

stealer adware
Description Indicator Process Target
Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{2458A4E9-C108-4953-BD24-97275BAA099D} C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2458A4E9-C108-4953-BD24-97275BAA099D}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2458A4E9-C108-4953-BD24-97275BAA099D} C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2458A4E9-C108-4953-BD24-97275BAA099D}\InprocServer32\ = "C:\\Windows\\SysWow64\\api-ms-win-core-delayload-l1-1-.dll" C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{2458A4E9-C108-4953-BD24-97275BAA099D}\InprocServer32\ThreadingModel = "apartment" C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe

"C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe"

Network

N/A

Files

memory/756-0-0x0000000000400000-0x0000000000426000-memory.dmp

\Windows\SysWOW64\api-ms-win-core-delayload-l1-1-.dll

MD5 2af40671de2999da575810b5394cd66e
SHA1 590c14706f1b4885a7b73d179f3a3ac68d05adfd
SHA256 1f4d8a5fe1ad926dd1d21974453abd490a11dcc6f82d0a762c788d8dc413da72
SHA512 61a20a26f8139e143c03d5e10a6115b9eda2234baf54532e4683813634d98c69789d14a72343e4406d628ed2169e4c61f07a063eade260f892de27e7b44b993b

memory/756-2-0x0000000000220000-0x000000000025F000-memory.dmp

memory/756-3-0x0000000000220000-0x000000000025F000-memory.dmp

memory/756-4-0x0000000000400000-0x0000000000426000-memory.dmp

memory/756-5-0x0000000000220000-0x000000000025F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-21 13:00

Reported

2024-03-21 13:03

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe"

Signatures

ACProtect 1.3x - 1.4x DLL software

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

UPX packed file

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

Installs/modifies Browser Helper Object

stealer adware
Description Indicator Process Target
Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{31C5D4A4-5234-4334-B8F7-FBCB8FD2D35D} C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{31C5D4A4-5234-4334-B8F7-FBCB8FD2D35D}\InprocServer32\ = "C:\\Windows\\SysWow64\\AcGenra.dll" C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{31C5D4A4-5234-4334-B8F7-FBCB8FD2D35D}\InprocServer32\ThreadingModel = "apartment" C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{31C5D4A4-5234-4334-B8F7-FBCB8FD2D35D}\InprocServer32 C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{31C5D4A4-5234-4334-B8F7-FBCB8FD2D35D} C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe

"C:\Users\Admin\AppData\Local\Temp\dbaf5477845f5e09496652ded5a9ae4e.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 232.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 100.5.17.2.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 56.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 210.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 89.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 191.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.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 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 181.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 49.192.11.51.in-addr.arpa udp
GB 96.17.178.173:80 tcp

Files

memory/1748-0-0x0000000000400000-0x0000000000426000-memory.dmp

C:\Windows\SysWOW64\AcGenra.dll

MD5 2af40671de2999da575810b5394cd66e
SHA1 590c14706f1b4885a7b73d179f3a3ac68d05adfd
SHA256 1f4d8a5fe1ad926dd1d21974453abd490a11dcc6f82d0a762c788d8dc413da72
SHA512 61a20a26f8139e143c03d5e10a6115b9eda2234baf54532e4683813634d98c69789d14a72343e4406d628ed2169e4c61f07a063eade260f892de27e7b44b993b

memory/1748-3-0x0000000004080000-0x00000000040BF000-memory.dmp

memory/1748-4-0x0000000004080000-0x00000000040BF000-memory.dmp

memory/1748-5-0x0000000000400000-0x0000000000426000-memory.dmp

memory/1748-6-0x0000000004080000-0x00000000040BF000-memory.dmp