Malware Analysis Report

2024-10-23 17:13

Sample ID 210601-j5k4q9lfqx
Target 806697436F2D3569CABF4D43606F0A9F.exe
SHA256 9934672222ba1c499e60bd3838783c433f10cea9be633cb9f6de7eab3c0db865
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

9934672222ba1c499e60bd3838783c433f10cea9be633cb9f6de7eab3c0db865

Threat Level: Known bad

The file 806697436F2D3569CABF4D43606F0A9F.exe was found to be: Known bad.

Malicious Activity Summary

taurus discovery spyware stealer trojan

Taurus Stealer Payload

Taurus Stealer

Reads user/profile data of web browsers

Accesses 2FA software files, possible credential harvesting

Checks installed software on the system

Suspicious use of SetThreadContext

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-06-01 07:22

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-06-01 07:22

Reported

2021-06-01 07:25

Platform

win7v20210408

Max time kernel

141s

Max time network

182s

Command Line

"C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1648 set thread context of 1020 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1648 wrote to memory of 1020 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 1648 wrote to memory of 1020 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 1648 wrote to memory of 1020 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 1648 wrote to memory of 1020 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 1648 wrote to memory of 1020 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 1648 wrote to memory of 1020 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 1648 wrote to memory of 1020 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 1648 wrote to memory of 1020 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 1648 wrote to memory of 1020 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 1648 wrote to memory of 1020 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe

Processes

C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe

"C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe"

C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe

"C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe"

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 monerdomen.ru udp
N/A 8.8.8.8:53 monerdomen.ru udp
N/A 8.8.8.8:53 monerdomen.ru udp

Files

memory/1648-60-0x0000000000FB0000-0x0000000000FB1000-memory.dmp

memory/1648-62-0x00000000003D0000-0x00000000003D4000-memory.dmp

memory/1648-63-0x0000000004D80000-0x0000000004D81000-memory.dmp

memory/1648-64-0x0000000000380000-0x0000000000381000-memory.dmp

memory/1648-65-0x0000000004E10000-0x0000000004E99000-memory.dmp

memory/1648-66-0x0000000005300000-0x000000000537F000-memory.dmp

memory/1648-67-0x0000000000A90000-0x0000000000AD0000-memory.dmp

memory/1020-68-0x0000000000400000-0x000000000043A000-memory.dmp

memory/1020-69-0x000000000041EBC1-mapping.dmp

memory/1020-70-0x0000000076641000-0x0000000076643000-memory.dmp

memory/1020-71-0x0000000000400000-0x000000000043A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2021-06-01 07:22

Reported

2021-06-01 07:24

Platform

win10v20210410

Max time kernel

106s

Max time network

107s

Command Line

"C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3916 set thread context of 3164 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3916 wrote to memory of 3164 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 3916 wrote to memory of 3164 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 3916 wrote to memory of 3164 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 3916 wrote to memory of 3164 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 3916 wrote to memory of 3164 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 3916 wrote to memory of 3164 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 3916 wrote to memory of 3164 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 3916 wrote to memory of 3164 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
PID 3916 wrote to memory of 3164 N/A C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe

Processes

C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe

"C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe"

C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe

"C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3164 -s 1148

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 monerdomen.ru udp
N/A 172.67.194.75:80 monerdomen.ru tcp

Files

memory/3916-114-0x0000000000FD0000-0x0000000000FD1000-memory.dmp

memory/3916-116-0x0000000005AB0000-0x0000000005AB1000-memory.dmp

memory/3916-117-0x0000000006050000-0x0000000006051000-memory.dmp

memory/3916-118-0x0000000005BF0000-0x0000000005BF1000-memory.dmp

memory/3916-119-0x0000000005A50000-0x0000000005A51000-memory.dmp

memory/3916-120-0x0000000005940000-0x00000000059DC000-memory.dmp

memory/3916-121-0x0000000005A40000-0x0000000005A41000-memory.dmp

memory/3916-122-0x0000000005D50000-0x0000000005D51000-memory.dmp

memory/3916-123-0x0000000005A70000-0x0000000005A74000-memory.dmp

memory/3916-124-0x0000000001860000-0x00000000018E9000-memory.dmp

memory/3916-125-0x0000000006950000-0x00000000069CF000-memory.dmp

memory/3916-126-0x0000000005FE0000-0x0000000006020000-memory.dmp

memory/3164-127-0x0000000000400000-0x000000000043A000-memory.dmp

memory/3164-128-0x000000000041EBC1-mapping.dmp

memory/3164-129-0x0000000000400000-0x000000000043A000-memory.dmp