Malware Analysis Report

2024-10-19 02:14

Sample ID 231226-c3twhaahd7
Target 4d111d4092dfac21e2de0cfc868b4fc5
SHA256 4ddb07c2e42dc5505d734dbb196c5518b4537b3c8695ecdf44ca87e4b2391ceb
Tags
vidar 706 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

4ddb07c2e42dc5505d734dbb196c5518b4537b3c8695ecdf44ca87e4b2391ceb

Threat Level: Known bad

The file 4d111d4092dfac21e2de0cfc868b4fc5 was found to be: Known bad.

Malicious Activity Summary

vidar 706 stealer

Vidar

Vidar Stealer

Unsigned PE

Program crash

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-26 02:36

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-26 02:36

Reported

2024-01-02 13:29

Platform

win7-20231129-en

Max time kernel

4s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4d111d4092dfac21e2de0cfc868b4fc5.exe"

Signatures

Vidar

stealer vidar

Vidar Stealer

stealer
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

Processes

C:\Users\Admin\AppData\Local\Temp\4d111d4092dfac21e2de0cfc868b4fc5.exe

"C:\Users\Admin\AppData\Local\Temp\4d111d4092dfac21e2de0cfc868b4fc5.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2940 -s 876

Network

Country Destination Domain Proto
US 8.8.8.8:53 shpak125.tumblr.com udp
US 74.114.154.18:443 shpak125.tumblr.com tcp
US 8.8.8.8:53 www.microsoft.com udp

Files

memory/2940-3-0x0000000000400000-0x00000000004BF000-memory.dmp

memory/2940-2-0x0000000000260000-0x00000000002FD000-memory.dmp

memory/2940-1-0x0000000000640000-0x0000000000740000-memory.dmp

memory/2940-14-0x0000000000400000-0x00000000004BF000-memory.dmp

memory/2940-49-0x0000000000260000-0x00000000002FD000-memory.dmp

memory/2940-48-0x0000000000640000-0x0000000000740000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-26 02:36

Reported

2024-01-02 13:29

Platform

win10v2004-20231215-en

Max time kernel

7s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4d111d4092dfac21e2de0cfc868b4fc5.exe"

Signatures

Vidar

stealer vidar

Vidar Stealer

stealer
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
N/A N/A N/A N/A
N/A N/A N/A N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4d111d4092dfac21e2de0cfc868b4fc5.exe

"C:\Users\Admin\AppData\Local\Temp\4d111d4092dfac21e2de0cfc868b4fc5.exe"

Network

Country Destination Domain Proto
US 20.231.121.79:80 tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 6.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 shpak125.tumblr.com udp
US 74.114.154.18:443 shpak125.tumblr.com tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 18.154.114.74.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 23.149.64.172.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 233.38.18.104.in-addr.arpa udp
DE 116.202.183.50:80 tcp
DE 116.202.183.50:80 tcp
US 93.184.221.240:80 tcp

Files

memory/232-2-0x0000000002290000-0x000000000232D000-memory.dmp

memory/232-1-0x00000000007F0000-0x00000000008F0000-memory.dmp

memory/232-3-0x0000000000400000-0x00000000004BF000-memory.dmp

memory/232-13-0x0000000000400000-0x00000000004BF000-memory.dmp

memory/232-14-0x0000000000400000-0x00000000004BF000-memory.dmp

memory/232-16-0x0000000002290000-0x000000000232D000-memory.dmp

memory/232-15-0x00000000007F0000-0x00000000008F0000-memory.dmp