taurus | 272987766b444fdf0e91288ec54f0ec44b7b0bdcc8b5c2f147c5f9c26283c0ef

Analysis

max time kernel
138s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
08-05-2022 15:50

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General

Target

272987766b444fdf0e91288ec54f0ec44b7b0bdcc8b5c2f147c5f9c26283c0ef.exe
Size

1.0MB
MD5

e61ce14bbd2295df306fbc40b0406ce8
SHA1

877aea7eb1cf9dbce93d884e11e1530fecd077f8
SHA256

272987766b444fdf0e91288ec54f0ec44b7b0bdcc8b5c2f147c5f9c26283c0ef
SHA512

43424d1aa471938997fe2c720d4c10d9924f935ebd1039a6035c67af494afc725a0bc9f4d7910ea0aacad2b32487c114e63f870fa6b2baad459d9e729cc8adb5

Score

10^/10

taurus discovery spyware stealer trojan

Malware Config

Signatures

Taurus Stealer
Taurus is an infostealer first seen in June 2020.
trojan stealer taurus

Taurus Stealer Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4036-132-0x0000000000400000-0x000000000050E000-memory.dmp	family_taurus_stealer

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4108 timeout.exe

pid	process
4108	timeout.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

272987766b444fdf0e91288ec54f0ec44b7b0bdcc8b5c2f147c5f9c26283c0ef.execmd.exe

description	pid	process	target process
PID 4036 wrote to memory of 4392	4036	272987766b444fdf0e91288ec54f0ec44b7b0bdcc8b5c2f147c5f9c26283c0ef.exe	cmd.exe
PID 4036 wrote to memory of 4392	4036	272987766b444fdf0e91288ec54f0ec44b7b0bdcc8b5c2f147c5f9c26283c0ef.exe	cmd.exe
PID 4036 wrote to memory of 4392	4036	272987766b444fdf0e91288ec54f0ec44b7b0bdcc8b5c2f147c5f9c26283c0ef.exe	cmd.exe
PID 4392 wrote to memory of 4108	4392	cmd.exe	timeout.exe
PID 4392 wrote to memory of 4108	4392	cmd.exe	timeout.exe
PID 4392 wrote to memory of 4108	4392	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\272987766b444fdf0e91288ec54f0ec44b7b0bdcc8b5c2f147c5f9c26283c0ef.exe
"C:\Users\Admin\AppData\Local\Temp\272987766b444fdf0e91288ec54f0ec44b7b0bdcc8b5c2f147c5f9c26283c0ef.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4036

C:\Windows\SysWOW64\cmd.exe
/c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\272987766b444fdf0e91288ec54f0ec44b7b0bdcc8b5c2f147c5f9c26283c0ef.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:4392

C:\Windows\SysWOW64\timeout.exe
timeout /t 3
3⤵
- Delays execution with timeout.exe
PID:4108

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4036-131-0x0000000002430000-0x000000000253D000-memory.dmp

Filesize
1.1MB

Download
memory/4036-132-0x0000000000400000-0x000000000050E000-memory.dmp

Filesize
1.1MB

Download
memory/4108-134-0x0000000000000000-mapping.dmp

Download
memory/4392-133-0x0000000000000000-mapping.dmp

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