Malware Analysis Report

2024-10-23 17:13

Sample ID 210731-z93a3jzbxs
Target 0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
SHA256 0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1
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

0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1

Threat Level: Known bad

The file 0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe 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

Checks installed software on the system

Accesses 2FA software files, possible credential harvesting

Suspicious use of SetThreadContext

Delays execution with timeout.exe

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-07-31 06:05

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-07-31 06:05

Reported

2021-07-31 06:08

Platform

win7v20210408

Max time kernel

41s

Max time network

67s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.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
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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1844 wrote to memory of 108 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 1844 wrote to memory of 108 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 1844 wrote to memory of 108 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 1844 wrote to memory of 108 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 1844 wrote to memory of 108 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 1844 wrote to memory of 108 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 1844 wrote to memory of 108 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 1844 wrote to memory of 108 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 1844 wrote to memory of 108 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 1844 wrote to memory of 108 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 1844 wrote to memory of 108 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 108 wrote to memory of 896 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Windows\SysWOW64\cmd.exe
PID 108 wrote to memory of 896 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Windows\SysWOW64\cmd.exe
PID 108 wrote to memory of 896 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Windows\SysWOW64\cmd.exe
PID 108 wrote to memory of 896 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Windows\SysWOW64\cmd.exe
PID 896 wrote to memory of 1660 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 896 wrote to memory of 1660 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 896 wrote to memory of 1660 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 896 wrote to memory of 1660 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe

"C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe"

C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe

"C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe"

C:\Windows\SysWOW64\cmd.exe

/c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe

C:\Windows\SysWOW64\timeout.exe

timeout /t 3

Network

Country Destination Domain Proto
N/A 95.181.157.82:80 95.181.157.82 tcp
N/A 95.181.157.82:80 95.181.157.82 tcp

Files

memory/1844-59-0x0000000000ED0000-0x0000000000ED1000-memory.dmp

memory/1844-61-0x00000000005B0000-0x00000000005F2000-memory.dmp

memory/1844-62-0x0000000000C40000-0x0000000000C41000-memory.dmp

memory/108-63-0x0000000000400000-0x000000000043B000-memory.dmp

memory/108-64-0x000000000041E9F1-mapping.dmp

memory/108-65-0x0000000075D51000-0x0000000075D53000-memory.dmp

memory/108-66-0x0000000000400000-0x000000000043B000-memory.dmp

memory/896-67-0x0000000000000000-mapping.dmp

memory/1660-68-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2021-07-31 06:05

Reported

2021-07-31 06:07

Platform

win10v20210410

Max time kernel

16s

Max time network

115s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.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
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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3956 wrote to memory of 1172 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 3956 wrote to memory of 1172 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 3956 wrote to memory of 1172 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 3956 wrote to memory of 1172 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 3956 wrote to memory of 1172 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 3956 wrote to memory of 1172 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 3956 wrote to memory of 1172 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 3956 wrote to memory of 1172 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 3956 wrote to memory of 1172 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 3956 wrote to memory of 1172 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe
PID 1172 wrote to memory of 1320 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Windows\SysWOW64\cmd.exe
PID 1172 wrote to memory of 1320 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Windows\SysWOW64\cmd.exe
PID 1172 wrote to memory of 1320 N/A C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe C:\Windows\SysWOW64\cmd.exe
PID 1320 wrote to memory of 1240 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 1320 wrote to memory of 1240 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 1320 wrote to memory of 1240 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe

"C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe"

C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe

"C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe"

C:\Windows\SysWOW64\cmd.exe

/c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1.exe

C:\Windows\SysWOW64\timeout.exe

timeout /t 3

Network

Country Destination Domain Proto
N/A 95.181.157.82:80 95.181.157.82 tcp
N/A 95.181.157.82:80 95.181.157.82 tcp

Files

memory/3956-114-0x0000000000F70000-0x0000000000F71000-memory.dmp

memory/3956-116-0x0000000005840000-0x0000000005841000-memory.dmp

memory/3956-117-0x0000000005AD0000-0x0000000005AD1000-memory.dmp

memory/3956-118-0x00000000057A0000-0x00000000057E2000-memory.dmp

memory/3956-119-0x0000000006190000-0x0000000006191000-memory.dmp

memory/1172-120-0x0000000000400000-0x000000000043B000-memory.dmp

memory/1172-121-0x000000000041E9F1-mapping.dmp

memory/1172-122-0x0000000000400000-0x000000000043B000-memory.dmp

memory/1320-123-0x0000000000000000-mapping.dmp

memory/1240-124-0x0000000000000000-mapping.dmp