taurus | 50c3094cb95527f4530bc12cf307a00f2de46c42b81b38aa224842afceaedb67

Analysis

max time kernel
124s
max time network
151s
platform
windows10_x64
resource
win10-en-20211014
submitted
18/10/2021, 10:00

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General

Target
e48448d2eff914c9ade6cd4fa03a2871.exe
Size 456KB
Sample211018-l1xdaaddd2
SHA256 50c3094cb95527f4530bc12cf307a00f2de46c42b81b38aa224842afceaedb67
MD5 e48448d2eff914c9ade6cd4fa03a2871
SHA1 6c193b4f03904955c6a00e08cc46abe8192fb693
SHA512 e0f554a574f137fa8bb6b1044e1d4a0db7fc178fed8a764b952fc8e904481764c01661eb9fde42eea09701a18031ee826ab990597a32cc8e8a9fd439a0fc24d6
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 2 IoCs

resource	yara_rule
behavioral2/memory/1744-116-0x0000000002580000-0x00000000025B8000-memory.dmp	family_taurus_stealer
behavioral2/memory/1744-117-0x0000000000400000-0x000000000086A000-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
1588	timeout.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1744 wrote to memory of 2248	1744	e48448d2eff914c9ade6cd4fa03a2871.exe	70
PID 1744 wrote to memory of 2248	1744	e48448d2eff914c9ade6cd4fa03a2871.exe	70
PID 1744 wrote to memory of 2248	1744	e48448d2eff914c9ade6cd4fa03a2871.exe	70
PID 2248 wrote to memory of 1588	2248	cmd.exe	72
PID 2248 wrote to memory of 1588	2248	cmd.exe	72
PID 2248 wrote to memory of 1588	2248	cmd.exe	72

C:\Users\Admin\AppData\Local\Temp\e48448d2eff914c9ade6cd4fa03a2871.exe
"C:\Users\Admin\AppData\Local\Temp\e48448d2eff914c9ade6cd4fa03a2871.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1744
- C:\Windows\SysWOW64\cmd.exe
  /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\e48448d2eff914c9ade6cd4fa03a2871.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2248
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 3
    3⤵
    - Delays execution with timeout.exe
    PID:1588

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/1744-116-0x0000000002580000-0x00000000025B8000-memory.dmp

Download

memory/1744-117-0x0000000000400000-0x000000000086A000-memory.dmp