Malware Analysis Report

2024-10-19 02:35

Sample ID 211018-l1w3hsecgj
Target d97c46925780159c896e29e660398bd6
SHA256 ffe43b00f7838e90e176fc183158575f27dad5ffef4abbf4443f3eb6b7292b42
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

ffe43b00f7838e90e176fc183158575f27dad5ffef4abbf4443f3eb6b7292b42

Threat Level: Known bad

The file d97c46925780159c896e29e660398bd6 was found to be: Known bad.

Malicious Activity Summary

taurus discovery spyware stealer trojan

Taurus Stealer Payload

Taurus Stealer

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

120s

Max time network

131s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d97c46925780159c896e29e660398bd6.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\d97c46925780159c896e29e660398bd6.exe

"C:\Users\Admin\AppData\Local\Temp\d97c46925780159c896e29e660398bd6.exe"

C:\Windows\SysWOW64\cmd.exe

/c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\d97c46925780159c896e29e660398bd6.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

Files

memory/2032-55-0x0000000002C9B000-0x0000000002CBE000-memory.dmp

memory/2032-56-0x0000000075D31000-0x0000000075D33000-memory.dmp

memory/2032-57-0x0000000000220000-0x0000000000258000-memory.dmp

memory/2032-58-0x0000000000400000-0x0000000002BA6000-memory.dmp

memory/1748-59-0x0000000000000000-mapping.dmp

memory/796-60-0x0000000000000000-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

124s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d97c46925780159c896e29e660398bd6.exe"

Signatures

Taurus Stealer

trojan stealer taurus

Taurus Stealer Payload

Description Indicator Process Target
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\d97c46925780159c896e29e660398bd6.exe

"C:\Users\Admin\AppData\Local\Temp\d97c46925780159c896e29e660398bd6.exe"

C:\Windows\SysWOW64\cmd.exe

/c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\d97c46925780159c896e29e660398bd6.exe

C:\Windows\SysWOW64\timeout.exe

timeout /t 3

Network

Country Destination Domain Proto
US 8.8.8.8:53 time.windows.com udp
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 gamesboiler.com udp
US 104.21.57.51:443 gamesboiler.com tcp
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 93.184.220.29:80 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/5116-117-0x0000000000400000-0x0000000002BA6000-memory.dmp

memory/5116-116-0x0000000002CD0000-0x0000000002E1A000-memory.dmp

memory/2452-118-0x0000000000000000-mapping.dmp

memory/504-119-0x0000000000000000-mapping.dmp