Malware Analysis Report

2024-10-19 01:51

Sample ID 240827-wpjm6avhjp
Target 1212-1-0x0000000000400000-0x000000000045A000-memory.dmp
SHA256 b7caff96bf0031049eda8f9dadbb51077ba67ba16d24af7f6a83e3976217d1dd
Tags
tofsee discovery
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

b7caff96bf0031049eda8f9dadbb51077ba67ba16d24af7f6a83e3976217d1dd

Threat Level: Known bad

The file 1212-1-0x0000000000400000-0x000000000045A000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

tofsee discovery

Tofsee family

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-27 18:05

Signatures

Tofsee family

tofsee

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-27 18:05

Reported

2024-08-27 18:08

Platform

win7-20240704-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1212-1-0x0000000000400000-0x000000000045A000-memory.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\1212-1-0x0000000000400000-0x000000000045A000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\1212-1-0x0000000000400000-0x000000000045A000-memory.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2296 -s 36

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-27 18:05

Reported

2024-08-27 18:08

Platform

win10v2004-20240802-en

Max time kernel

133s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1212-1-0x0000000000400000-0x000000000045A000-memory.exe"

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\1212-1-0x0000000000400000-0x000000000045A000-memory.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1212-1-0x0000000000400000-0x000000000045A000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\1212-1-0x0000000000400000-0x000000000045A000-memory.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 864 -ip 864

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 864 -s 216

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 864 -ip 864

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 864 -s 240

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp

Files

N/A