taurus | f2bc183055fda0cc3bc9be6eeed173b01695b2e0b5a930553dc15cccec11f366

Analysis

max time kernel
134s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
26/03/2022, 08:33

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General

Target
f2bc183055fda0cc3bc9be6eeed173b01695b2e0b5a930553dc15cccec11f366.exe
Size 392KB
Sample220326-kfwetafbcn
SHA256 f2bc183055fda0cc3bc9be6eeed173b01695b2e0b5a930553dc15cccec11f366
MD5 f259c8d03a941db5299f248c07a47172
SHA1 95220173820cf7a4304f8b16ea8db8faed1d67a1
SHA512 27c7615ef7dbdfa33f44cf7a7688cb4e60b8812a0a27c99b2968cb50305967655495eb7ddbfdb5044a499f3ff63f642266282eae9661ae2ea53f1018712d338b
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/864-131-0x0000000006310000-0x0000000006346000-memory.dmp	family_taurus_stealer
behavioral2/memory/864-132-0x0000000000400000-0x00000000046E3000-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
4544	864	WerFault.exe	79

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
4204	timeout.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 864 wrote to memory of 3300	864	f2bc183055fda0cc3bc9be6eeed173b01695b2e0b5a930553dc15cccec11f366.exe	88
PID 864 wrote to memory of 3300	864	f2bc183055fda0cc3bc9be6eeed173b01695b2e0b5a930553dc15cccec11f366.exe	88
PID 864 wrote to memory of 3300	864	f2bc183055fda0cc3bc9be6eeed173b01695b2e0b5a930553dc15cccec11f366.exe	88
PID 3300 wrote to memory of 4204	3300	cmd.exe	91
PID 3300 wrote to memory of 4204	3300	cmd.exe	91
PID 3300 wrote to memory of 4204	3300	cmd.exe	91

C:\Users\Admin\AppData\Local\Temp\f2bc183055fda0cc3bc9be6eeed173b01695b2e0b5a930553dc15cccec11f366.exe
"C:\Users\Admin\AppData\Local\Temp\f2bc183055fda0cc3bc9be6eeed173b01695b2e0b5a930553dc15cccec11f366.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:864
- C:\Windows\SysWOW64\cmd.exe
  /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\f2bc183055fda0cc3bc9be6eeed173b01695b2e0b5a930553dc15cccec11f366.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3300
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 3
    3⤵
    - Delays execution with timeout.exe
    PID:4204
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 864 -s 1288
  2⤵
  - Program crash
  PID:4544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 864 -ip 864
1⤵
PID:4452

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/864-130-0x00000000062E0000-0x0000000006301000-memory.dmp

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memory/864-131-0x0000000006310000-0x0000000006346000-memory.dmp

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memory/864-132-0x0000000000400000-0x00000000046E3000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads