taurus | fbe29d50fa44a0782013cfbf9cb5e5477fc37d20e3e45356109bb5d866a68799

Analysis

max time kernel
127s
max time network
157s
platform
windows10_x64
resource
win10-en-20211014
submitted
18/10/2021, 10:00

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General

Target
25c2fa50d9e5502c6e9fd7876ef40150.exe
Size 339KB
Sample211018-l1sebsdch9
SHA256 fbe29d50fa44a0782013cfbf9cb5e5477fc37d20e3e45356109bb5d866a68799
MD5 25c2fa50d9e5502c6e9fd7876ef40150
SHA1 be75de5852a949a19bd713e13069d7a8763300c6
SHA512 74c013d935db81f7b49d21ea67590fc4a31497047925252ff982b565e6a50d02b3e83aef176e8d902c73bb714215a972e09d5163436ad6d94bfd779e1a1b4fe4
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/3132-117-0x0000000000400000-0x0000000002BC5000-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
3740	timeout.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3132 wrote to memory of 2800	3132	25c2fa50d9e5502c6e9fd7876ef40150.exe	72
PID 3132 wrote to memory of 2800	3132	25c2fa50d9e5502c6e9fd7876ef40150.exe	72
PID 3132 wrote to memory of 2800	3132	25c2fa50d9e5502c6e9fd7876ef40150.exe	72
PID 2800 wrote to memory of 3740	2800	cmd.exe	74
PID 2800 wrote to memory of 3740	2800	cmd.exe	74
PID 2800 wrote to memory of 3740	2800	cmd.exe	74

C:\Users\Admin\AppData\Local\Temp\25c2fa50d9e5502c6e9fd7876ef40150.exe
"C:\Users\Admin\AppData\Local\Temp\25c2fa50d9e5502c6e9fd7876ef40150.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3132
- C:\Windows\SysWOW64\cmd.exe
  /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\25c2fa50d9e5502c6e9fd7876ef40150.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2800
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 3
    3⤵
    - Delays execution with timeout.exe
    PID:3740

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/3132-116-0x0000000002C20000-0x0000000002CCE000-memory.dmp

Download

memory/3132-117-0x0000000000400000-0x0000000002BC5000-memory.dmp