taurus | 73ce744a5a221647e3230c4f25ca9d9f10e5f8e78a6240e7e043f008e4b4b716

Analysis

max time kernel
143s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
19/04/2022, 02:38

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General

Target
73ce744a5a221647e3230c4f25ca9d9f10e5f8e78a6240e7e043f008e4b4b716.exe
Size 398KB
Sample220419-c482tagdcl
SHA256 73ce744a5a221647e3230c4f25ca9d9f10e5f8e78a6240e7e043f008e4b4b716
MD5 c852295d52ac1576cd84da5425e1d788
SHA1 3e425b632ca0aa0e2a2df5fd2c97c38b61c8fd00
SHA512 9bb591d82ecedcd9bef4ee0403384c1cb3b6459d949cd4fb86acc03e3402a9af3657d1148bdfa67c1cd63170738d14bee483751e63c63f66111964cad57d2658
MD5 SHA1 SHA512

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

resource	yara_rule
behavioral2/memory/4676-131-0x0000000002AD0000-0x0000000002B07000-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

pid	Process
2216	timeout.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4676	73ce744a5a221647e3230c4f25ca9d9f10e5f8e78a6240e7e043f008e4b4b716.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4676 wrote to memory of 4780	4676	73ce744a5a221647e3230c4f25ca9d9f10e5f8e78a6240e7e043f008e4b4b716.exe	79
PID 4676 wrote to memory of 4780	4676	73ce744a5a221647e3230c4f25ca9d9f10e5f8e78a6240e7e043f008e4b4b716.exe	79
PID 4676 wrote to memory of 4780	4676	73ce744a5a221647e3230c4f25ca9d9f10e5f8e78a6240e7e043f008e4b4b716.exe	79
PID 4780 wrote to memory of 2216	4780	cmd.exe	81
PID 4780 wrote to memory of 2216	4780	cmd.exe	81
PID 4780 wrote to memory of 2216	4780	cmd.exe	81

C:\Users\Admin\AppData\Local\Temp\73ce744a5a221647e3230c4f25ca9d9f10e5f8e78a6240e7e043f008e4b4b716.exe
"C:\Users\Admin\AppData\Local\Temp\73ce744a5a221647e3230c4f25ca9d9f10e5f8e78a6240e7e043f008e4b4b716.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4676
- C:\Windows\SysWOW64\cmd.exe
  /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\73ce744a5a221647e3230c4f25ca9d9f10e5f8e78a6240e7e043f008e4b4b716.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4780
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 3
    3⤵
    - Delays execution with timeout.exe
    PID:2216

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4676-130-0x0000000000400000-0x000000000046B000-memory.dmp

Download

memory/4676-131-0x0000000002AD0000-0x0000000002B07000-memory.dmp