Malware Analysis Report

2024-10-19 02:35

Sample ID 211018-l1xn2sddd5
Target fd02e3d8523e27c5ebe6267860b344ab
SHA256 c6b619c4372f50c8418bce658a2726d59caaa3272f7eabafcde596ee72c2aa00
Tags
taurus discovery spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

c6b619c4372f50c8418bce658a2726d59caaa3272f7eabafcde596ee72c2aa00

Threat Level: Known bad

The file fd02e3d8523e27c5ebe6267860b344ab was found to be: Known bad.

Malicious Activity Summary

taurus discovery spyware stealer trojan

Taurus Stealer

Taurus Stealer Payload

Deletes itself

Reads user/profile data of web browsers

Accesses 2FA software files, possible credential harvesting

Checks installed software on the system

Delays execution with timeout.exe

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-10-18 10:00

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-10-18 10:00

Reported

2021-10-18 10:08

Platform

win7-en-20211014

Max time kernel

134s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fd02e3d8523e27c5ebe6267860b344ab.exe"

Signatures

Taurus Stealer

trojan stealer taurus

Taurus Stealer Payload

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

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Reads user/profile data of web browsers

spyware stealer

Accesses 2FA software files, possible credential harvesting

spyware stealer

Checks installed software on the system

discovery

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fd02e3d8523e27c5ebe6267860b344ab.exe

"C:\Users\Admin\AppData\Local\Temp\fd02e3d8523e27c5ebe6267860b344ab.exe"

C:\Windows\SysWOW64\cmd.exe

/c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\fd02e3d8523e27c5ebe6267860b344ab.exe

C:\Windows\SysWOW64\timeout.exe

timeout /t 3

Network

Country Destination Domain Proto
US 8.8.8.8:53 gamesboiler.com udp
US 104.21.57.51:443 gamesboiler.com tcp
US 8.8.8.8:53 crl3.digicert.com udp
US 93.184.220.29:80 crl3.digicert.com tcp

Files

memory/2044-54-0x000000000026C000-0x000000000028E000-memory.dmp

memory/2044-55-0x0000000075B71000-0x0000000075B73000-memory.dmp

memory/2044-56-0x00000000003C0000-0x00000000003F8000-memory.dmp

memory/2044-57-0x0000000000400000-0x000000000047F000-memory.dmp

memory/1564-58-0x0000000000000000-mapping.dmp

memory/736-59-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2021-10-18 10:00

Reported

2021-10-18 10:08

Platform

win10-en-20211014

Max time kernel

135s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fd02e3d8523e27c5ebe6267860b344ab.exe"

Signatures

Taurus Stealer

trojan stealer taurus

Taurus Stealer Payload

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

Reads user/profile data of web browsers

spyware stealer

Accesses 2FA software files, possible credential harvesting

spyware stealer

Checks installed software on the system

discovery

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fd02e3d8523e27c5ebe6267860b344ab.exe

"C:\Users\Admin\AppData\Local\Temp\fd02e3d8523e27c5ebe6267860b344ab.exe"

C:\Windows\SysWOW64\cmd.exe

/c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\fd02e3d8523e27c5ebe6267860b344ab.exe

C:\Windows\SysWOW64\timeout.exe

timeout /t 3

Network

Country Destination Domain Proto
US 8.8.8.8:53 gamesboiler.com udp
US 172.67.141.246:443 gamesboiler.com tcp
US 8.8.8.8:53 time.windows.com udp
NL 20.101.57.9:123 time.windows.com udp
US 8.8.8.8:53 sv.symcb.com udp
US 72.21.91.29:80 sv.symcb.com tcp
US 8.8.8.8:53 s.symcb.com udp
US 72.21.91.29:80 s.symcb.com tcp
US 8.8.8.8:53 ts-crl.ws.symantec.com udp
US 72.21.91.29:80 ts-crl.ws.symantec.com tcp
US 72.21.91.29:80 ts-crl.ws.symantec.com tcp

Files

memory/3360-116-0x0000000000500000-0x00000000005AE000-memory.dmp

memory/3360-117-0x0000000000400000-0x000000000047F000-memory.dmp

memory/4564-118-0x0000000000000000-mapping.dmp

memory/4636-119-0x0000000000000000-mapping.dmp