Malware Analysis Report

2024-11-13 14:25

Sample ID 241106-xswbsswbpc
Target abd83a56df1bf1854b8d337ae6cb02721e194c2138321fd3d75262f8172760d6
SHA256 abd83a56df1bf1854b8d337ae6cb02721e194c2138321fd3d75262f8172760d6
Tags
blackguard stealer
score
10/10

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
10/10

SHA256

abd83a56df1bf1854b8d337ae6cb02721e194c2138321fd3d75262f8172760d6

Threat Level: Known bad

The file abd83a56df1bf1854b8d337ae6cb02721e194c2138321fd3d75262f8172760d6 was found to be: Known bad.

Malicious Activity Summary

blackguard stealer

BlackGuard

Blackguard family

Blocklisted process makes network request

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-11-06 19:07

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-06 19:07

Reported

2024-11-06 19:10

Platform

win7-20240903-en

Max time kernel

147s

Max time network

123s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\abd83a56df1bf1854b8d337ae6cb02721e194c2138321fd3d75262f8172760d6.dll,#1

Signatures

BlackGuard

stealer blackguard

Blackguard family

blackguard

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\system32\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1624 wrote to memory of 1540 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\rundll32.exe
PID 1624 wrote to memory of 1540 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\rundll32.exe
PID 1624 wrote to memory of 1540 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\abd83a56df1bf1854b8d337ae6cb02721e194c2138321fd3d75262f8172760d6.dll,#1

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\abd83a56df1bf1854b8d337ae6cb02721e194c2138321fd3d75262f8172760d6.dll,entry

Network

Country Destination Domain Proto
US 8.8.8.8:53 socket.quest udp
US 47.83.25.178:80 socket.quest tcp
US 47.83.25.178:80 socket.quest tcp

Files

memory/1540-0-0x0000000002360000-0x00000000023E0000-memory.dmp

memory/1540-1-0x000007FEF57E3000-0x000007FEF57E4000-memory.dmp

memory/1540-2-0x0000000000180000-0x000000000018F000-memory.dmp

memory/1540-3-0x000007FEFB3C0000-0x000007FEFB3CF000-memory.dmp

memory/1540-4-0x00000000001C0000-0x00000000001C8000-memory.dmp

memory/1540-5-0x000000001BA60000-0x000000001BAE8000-memory.dmp

memory/1540-6-0x0000000002360000-0x00000000023E0000-memory.dmp

memory/1540-7-0x000007FEF57E3000-0x000007FEF57E4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-06 19:07

Reported

2024-11-06 19:10

Platform

win10v2004-20241007-en

Max time kernel

147s

Max time network

140s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\abd83a56df1bf1854b8d337ae6cb02721e194c2138321fd3d75262f8172760d6.dll,#1

Signatures

BlackGuard

stealer blackguard

Blackguard family

blackguard

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A
N/A N/A C:\Windows\system32\rundll32.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\system32\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4748 wrote to memory of 1020 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\rundll32.exe
PID 4748 wrote to memory of 1020 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\abd83a56df1bf1854b8d337ae6cb02721e194c2138321fd3d75262f8172760d6.dll,#1

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\abd83a56df1bf1854b8d337ae6cb02721e194c2138321fd3d75262f8172760d6.dll,entry

Network

Country Destination Domain Proto
US 8.8.8.8:53 socket.quest udp
US 47.83.25.178:80 socket.quest tcp
US 47.83.25.178:80 socket.quest tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 178.25.83.47.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 98.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 69.190.18.2.in-addr.arpa udp

Files

memory/1020-0-0x000001CF473C0000-0x000001CF473D0000-memory.dmp

memory/1020-3-0x00007FFB67540000-0x00007FFB6754F000-memory.dmp

memory/1020-2-0x000001CF48B40000-0x000001CF48B4F000-memory.dmp

memory/1020-1-0x00007FFB52293000-0x00007FFB52295000-memory.dmp

memory/1020-4-0x000001CF48BF0000-0x000001CF48BF8000-memory.dmp

memory/1020-5-0x000001CF48D30000-0x000001CF48DB8000-memory.dmp

memory/1020-6-0x000001CF473C0000-0x000001CF473D0000-memory.dmp

memory/1020-7-0x00007FFB52293000-0x00007FFB52295000-memory.dmp