Malware Analysis Report

2025-03-14 23:55

Sample ID 240603-fq5zsacd8v
Target e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99
SHA256 e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99
Tags
persistence upx
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

e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99

Threat Level: Known bad

The file e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99 was found to be: Known bad.

Malicious Activity Summary

persistence upx

UPX dump on OEP (original entry point)

UPX dump on OEP (original entry point)

Executes dropped EXE

Loads dropped DLL

UPX packed file

Adds Run key to start application

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-03 05:05

Signatures

UPX dump on OEP (original entry point)

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 05:05

Reported

2024-06-03 05:08

Platform

win7-20240221-en

Max time kernel

118s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99.exe"

Signatures

UPX dump on OEP (original entry point)

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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\ProgramData\Update\WwanSvc.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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run" C:\Users\Admin\AppData\Local\Temp\e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99.exe

"C:\Users\Admin\AppData\Local\Temp\e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99.exe"

C:\ProgramData\Update\WwanSvc.exe

"C:\ProgramData\Update\WwanSvc.exe" /run

Network

Country Destination Domain Proto
CA 158.69.115.115:443 tcp

Files

memory/2008-0-0x0000000001020000-0x0000000001048000-memory.dmp

\ProgramData\Update\WwanSvc.exe

MD5 8d5dbd3cd23449b6b04dfca299c74b62
SHA1 45cc97f75e1f447b8e2237e77deb30ac8d4950fa
SHA256 0a132cc112fc1777ca2d44064db1be967c5c51e5a07e0e9b5dcba9d9fc8d7757
SHA512 520d1e0a18fa6e53e18ab41cd0c0d29d31256ffdb7bb535d74e58d196032b2a3117538b9b6fb8d8d2d45dc9831b25c001936e5ae614d7cfc9fd2efba9ac79948

memory/2008-4-0x0000000000160000-0x0000000000188000-memory.dmp

memory/2008-7-0x0000000001020000-0x0000000001048000-memory.dmp

memory/2196-8-0x0000000001340000-0x0000000001368000-memory.dmp

memory/2008-9-0x0000000001020000-0x0000000001048000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 05:05

Reported

2024-06-03 05:08

Platform

win10v2004-20240508-en

Max time kernel

141s

Max time network

94s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99.exe"

Signatures

UPX dump on OEP (original entry point)

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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\ProgramData\Update\WwanSvc.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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run" C:\Users\Admin\AppData\Local\Temp\e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99.exe

"C:\Users\Admin\AppData\Local\Temp\e995a6b93ba71a4aab578796f52db018c813fa1db317a45694c1b38e20f8db99.exe"

C:\ProgramData\Update\WwanSvc.exe

"C:\ProgramData\Update\WwanSvc.exe" /run

Network

Country Destination Domain Proto
CA 158.69.115.115:443 tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp

Files

memory/4816-0-0x00000000007B0000-0x00000000007D8000-memory.dmp

C:\ProgramData\Update\WwanSvc.exe

MD5 f4b274c0224782aff4118054b046af42
SHA1 a1549db6d947fbdb54e2bf966f27dc086de5ae69
SHA256 273976c5a86c886606250e11f93d033cf207626ab627dd13fc75116066866085
SHA512 53f1a5a3785f79c8022fd563e85d0210faceeca670c59f8a2de16fb2854d223d1160fa2ecb20f3f5fc089e4552fb87b23e5170b637bacf8d0385792b945079ca

memory/4816-5-0x00000000007B0000-0x00000000007D8000-memory.dmp

memory/2596-6-0x0000000000F40000-0x0000000000F68000-memory.dmp

memory/2596-7-0x0000000000F40000-0x0000000000F68000-memory.dmp