taurus | 135a3e3586af8b98c1d5a44b8f63e7b6c582ad1a7a99342a376d85e21909957d

Analysis

max time kernel
91s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20220331-en
submitted
29/03/2022, 21:00

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General

Target
135a3e3586af8b98c1d5a44b8f63e7b6c582ad1a7a99342a376d85e21909957d.exe
Size 203KB
Sample220329-ztplrabca6
SHA256 135a3e3586af8b98c1d5a44b8f63e7b6c582ad1a7a99342a376d85e21909957d
MD5 d390ab12612a35389ce830d47e50a416
SHA1 7f005cee20eff2ada0c998cb8fc726f673d75eeb
SHA512 ce776d4b7e9bb2e475153e335610b08094a422607234cfce99659677cf85885e9f71b76bb7947c1bdc455f2b089dbc5dd60c801b2ca51754458c7ec0cb891292
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/3388-126-0x0000000003110000-0x0000000003146000-memory.dmp	family_taurus_stealer
behavioral2/memory/3388-127-0x0000000000400000-0x0000000002FBD000-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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4188	3388	WerFault.exe	75

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
4620	timeout.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3388 wrote to memory of 3472	3388	135a3e3586af8b98c1d5a44b8f63e7b6c582ad1a7a99342a376d85e21909957d.exe	76
PID 3388 wrote to memory of 3472	3388	135a3e3586af8b98c1d5a44b8f63e7b6c582ad1a7a99342a376d85e21909957d.exe	76
PID 3388 wrote to memory of 3472	3388	135a3e3586af8b98c1d5a44b8f63e7b6c582ad1a7a99342a376d85e21909957d.exe	76
PID 3472 wrote to memory of 4620	3472	cmd.exe	80
PID 3472 wrote to memory of 4620	3472	cmd.exe	80
PID 3472 wrote to memory of 4620	3472	cmd.exe	80

C:\Users\Admin\AppData\Local\Temp\135a3e3586af8b98c1d5a44b8f63e7b6c582ad1a7a99342a376d85e21909957d.exe
"C:\Users\Admin\AppData\Local\Temp\135a3e3586af8b98c1d5a44b8f63e7b6c582ad1a7a99342a376d85e21909957d.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3388
- C:\Windows\SysWOW64\cmd.exe
  /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\135a3e3586af8b98c1d5a44b8f63e7b6c582ad1a7a99342a376d85e21909957d.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3472
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 3
    3⤵
    - Delays execution with timeout.exe
    PID:4620
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3388 -s 1340
  2⤵
  - Program crash
  PID:4188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3388 -ip 3388
1⤵
PID:1212

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

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Downloads

memory/3388-124-0x00000000031BD000-0x00000000031DE000-memory.dmp

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memory/3388-125-0x00000000031BD000-0x00000000031DE000-memory.dmp

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memory/3388-126-0x0000000003110000-0x0000000003146000-memory.dmp

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memory/3388-127-0x0000000000400000-0x0000000002FBD000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads