Malware Analysis Report

2024-10-10 12:46

Sample ID 240613-19yd9swflk
Target 2024-06-13_f02c6ee48d6ec1aafad860e40b5ee73b_floxif_mafia
SHA256 c4d85d7633c3e047f041632a0b88739bff1fd5c3863483f7089ba01f0f304d5b
Tags
upx
score
9/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

c4d85d7633c3e047f041632a0b88739bff1fd5c3863483f7089ba01f0f304d5b

Threat Level: Likely malicious

The file 2024-06-13_f02c6ee48d6ec1aafad860e40b5ee73b_floxif_mafia was found to be: Likely malicious.

Malicious Activity Summary

upx

UPX dump on OEP (original entry point)

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

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-13 22:21

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 22:21

Reported

2024-06-13 22:24

Platform

win7-20240611-en

Max time kernel

119s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-13_f02c6ee48d6ec1aafad860e40b5ee73b_floxif_mafia.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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024-06-13_f02c6ee48d6ec1aafad860e40b5ee73b_floxif_mafia.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

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\2024-06-13_f02c6ee48d6ec1aafad860e40b5ee73b_floxif_mafia.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2024-06-13_f02c6ee48d6ec1aafad860e40b5ee73b_floxif_mafia.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-13_f02c6ee48d6ec1aafad860e40b5ee73b_floxif_mafia.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-13_f02c6ee48d6ec1aafad860e40b5ee73b_floxif_mafia.exe"

Network

N/A

Files

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

MD5 7574cf2c64f35161ab1292e2f532aabf
SHA1 14ba3fa927a06224dfe587014299e834def4644f
SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA512 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

memory/2024-3-0x0000000010000000-0x0000000010030000-memory.dmp

memory/2024-5-0x00000000009B0000-0x0000000000A2A000-memory.dmp

memory/2024-7-0x0000000010000000-0x0000000010030000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 22:21

Reported

2024-06-13 22:24

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

53s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-13_f02c6ee48d6ec1aafad860e40b5ee73b_floxif_mafia.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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2024-06-13_f02c6ee48d6ec1aafad860e40b5ee73b_floxif_mafia.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

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\2024-06-13_f02c6ee48d6ec1aafad860e40b5ee73b_floxif_mafia.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2024-06-13_f02c6ee48d6ec1aafad860e40b5ee73b_floxif_mafia.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-13_f02c6ee48d6ec1aafad860e40b5ee73b_floxif_mafia.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-13_f02c6ee48d6ec1aafad860e40b5ee73b_floxif_mafia.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

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

MD5 7574cf2c64f35161ab1292e2f532aabf
SHA1 14ba3fa927a06224dfe587014299e834def4644f
SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA512 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

memory/4400-4-0x0000000010000000-0x0000000010030000-memory.dmp

memory/4400-6-0x00000000004D0000-0x000000000054A000-memory.dmp

memory/4400-8-0x0000000010000000-0x0000000010030000-memory.dmp