Malware Analysis Report

2024-11-13 17:16

Sample ID 231209-wdmwfahgcj
Target 2640-10-0x0000000000400000-0x0000000000407000-memory.dmp
SHA256 5adea1ad278adfd5842c99451be95c41c9039a44233238234bfa0669d9ecf745
Tags
systembc
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

5adea1ad278adfd5842c99451be95c41c9039a44233238234bfa0669d9ecf745

Threat Level: Known bad

The file 2640-10-0x0000000000400000-0x0000000000407000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

systembc

Systembc family

Program crash

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-09 17:48

Signatures

Systembc family

systembc

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-09 17:48

Reported

2023-12-09 17:50

Platform

win7-20231130-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2640-10-0x0000000000400000-0x0000000000407000-memory.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2640-10-0x0000000000400000-0x0000000000407000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2640-10-0x0000000000400000-0x0000000000407000-memory.exe"

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-09 17:48

Reported

2023-12-09 17:51

Platform

win10v2004-20231201-en

Max time kernel

139s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2640-10-0x0000000000400000-0x0000000000407000-memory.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeManageVolumePrivilege N/A C:\Windows\System32\svchost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2640-10-0x0000000000400000-0x0000000000407000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2640-10-0x0000000000400000-0x0000000000407000-memory.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2092 -ip 2092

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2092 -s 216

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe

C:\Windows\System32\svchost.exe

C:\Windows\System32\svchost.exe -k UnistackSvcGroup

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 19.53.126.40.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 210.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.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 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 195.233.44.23.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 104.241.123.92.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 193.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 210.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 209.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 90.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp

Files

memory/4992-0-0x000001EFA9240000-0x000001EFA9250000-memory.dmp

memory/4992-16-0x000001EFA9340000-0x000001EFA9350000-memory.dmp

memory/4992-32-0x000001EFB1630000-0x000001EFB1631000-memory.dmp

memory/4992-34-0x000001EFB1660000-0x000001EFB1661000-memory.dmp

memory/4992-35-0x000001EFB1660000-0x000001EFB1661000-memory.dmp

memory/4992-36-0x000001EFB1770000-0x000001EFB1771000-memory.dmp