Malware Analysis Report

2025-03-14 23:42

Sample ID 240407-xhzlgabg92
Target 1545097177c4cbe3a5c4b93c55a6452a66e70d4fc1c412e49942f077da379ae8
SHA256 1545097177c4cbe3a5c4b93c55a6452a66e70d4fc1c412e49942f077da379ae8
Tags
persistence upx
score
9/10

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
9/10

SHA256

1545097177c4cbe3a5c4b93c55a6452a66e70d4fc1c412e49942f077da379ae8

Threat Level: Likely malicious

The file 1545097177c4cbe3a5c4b93c55a6452a66e70d4fc1c412e49942f077da379ae8 was found to be: Likely malicious.

Malicious Activity Summary

persistence upx

UPX dump on OEP (original entry point)

Modifies AppInit DLL entries

UPX packed file

ACProtect 1.3x - 1.4x DLL software

Loads dropped DLL

Drops file in Program Files directory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-07 18:51

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-07 18:51

Reported

2024-04-07 18:54

Platform

win7-20240221-en

Max time kernel

117s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1545097177c4cbe3a5c4b93c55a6452a66e70d4fc1c412e49942f077da379ae8.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

Modifies AppInit DLL entries

persistence

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

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\Common Files\System\symsrv.dll C:\Users\Admin\AppData\Local\Temp\1545097177c4cbe3a5c4b93c55a6452a66e70d4fc1c412e49942f077da379ae8.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1545097177c4cbe3a5c4b93c55a6452a66e70d4fc1c412e49942f077da379ae8.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1545097177c4cbe3a5c4b93c55a6452a66e70d4fc1c412e49942f077da379ae8.exe

"C:\Users\Admin\AppData\Local\Temp\1545097177c4cbe3a5c4b93c55a6452a66e70d4fc1c412e49942f077da379ae8.exe"

Network

N/A

Files

memory/1712-3-0x0000000010000000-0x0000000010030000-memory.dmp

\Program Files\Common Files\System\symsrv.dll

MD5 7574cf2c64f35161ab1292e2f532aabf
SHA1 14ba3fa927a06224dfe587014299e834def4644f
SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA512 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

memory/1712-5-0x00000000011F0000-0x0000000001227000-memory.dmp

memory/1712-6-0x0000000010000000-0x0000000010030000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-07 18:51

Reported

2024-04-07 18:54

Platform

win10v2004-20240226-en

Max time kernel

148s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1545097177c4cbe3a5c4b93c55a6452a66e70d4fc1c412e49942f077da379ae8.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

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

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files\Common Files\System\symsrv.dll C:\Users\Admin\AppData\Local\Temp\1545097177c4cbe3a5c4b93c55a6452a66e70d4fc1c412e49942f077da379ae8.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1545097177c4cbe3a5c4b93c55a6452a66e70d4fc1c412e49942f077da379ae8.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1545097177c4cbe3a5c4b93c55a6452a66e70d4fc1c412e49942f077da379ae8.exe

"C:\Users\Admin\AppData\Local\Temp\1545097177c4cbe3a5c4b93c55a6452a66e70d4fc1c412e49942f077da379ae8.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 159.113.53.23.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 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 7.173.189.20.in-addr.arpa udp

Files

C:\Program Files\Common Files\System\symsrv.dll

MD5 7574cf2c64f35161ab1292e2f532aabf
SHA1 14ba3fa927a06224dfe587014299e834def4644f
SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA512 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

memory/1964-2-0x0000000010000000-0x0000000010030000-memory.dmp

memory/1964-5-0x0000000000CB0000-0x0000000000CE7000-memory.dmp

memory/1964-6-0x0000000000CB0000-0x0000000000CE7000-memory.dmp

memory/1964-7-0x0000000000CB0000-0x0000000000CE7000-memory.dmp

memory/1964-8-0x0000000010000000-0x0000000010030000-memory.dmp