taurus | 1b4ae135ad7f9837407f2bc097eb099e54b5665365b80f1b3b7a6ce6fbca9996

Analysis

max time kernel
127s
max time network
168s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
19/03/2022, 12:35

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General

Target
1b4ae135ad7f9837407f2bc097eb099e54b5665365b80f1b3b7a6ce6fbca9996.exe
Size 301KB
Sample220319-psd4hsaab8
SHA256 1b4ae135ad7f9837407f2bc097eb099e54b5665365b80f1b3b7a6ce6fbca9996
MD5 4af5f47afaa5fd84a3d1557e6acd7f4c
SHA1 d335722d4ee5fbdc38916254de8ec03da15e68fb
SHA512 d09773f265af8c93780204529122bd85c1ed88e08bc0c2766b766c1adcd6feeece64910b0ddc6823585ed5959d519b9be4a2896897c26c1a81e965564054ce44
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/2392-132-0x00000000055E0000-0x0000000005616000-memory.dmp	family_taurus_stealer
behavioral2/memory/2392-133-0x0000000000400000-0x0000000005182000-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
2400	2392	WerFault.exe	78

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2824	timeout.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 1580	2392	1b4ae135ad7f9837407f2bc097eb099e54b5665365b80f1b3b7a6ce6fbca9996.exe	89
PID 2392 wrote to memory of 1580	2392	1b4ae135ad7f9837407f2bc097eb099e54b5665365b80f1b3b7a6ce6fbca9996.exe	89
PID 2392 wrote to memory of 1580	2392	1b4ae135ad7f9837407f2bc097eb099e54b5665365b80f1b3b7a6ce6fbca9996.exe	89
PID 1580 wrote to memory of 2824	1580	cmd.exe	92
PID 1580 wrote to memory of 2824	1580	cmd.exe	92
PID 1580 wrote to memory of 2824	1580	cmd.exe	92

C:\Users\Admin\AppData\Local\Temp\1b4ae135ad7f9837407f2bc097eb099e54b5665365b80f1b3b7a6ce6fbca9996.exe
"C:\Users\Admin\AppData\Local\Temp\1b4ae135ad7f9837407f2bc097eb099e54b5665365b80f1b3b7a6ce6fbca9996.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2392
- C:\Windows\SysWOW64\cmd.exe
  /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\1b4ae135ad7f9837407f2bc097eb099e54b5665365b80f1b3b7a6ce6fbca9996.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1580
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 3
    3⤵
    - Delays execution with timeout.exe
    PID:2824
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 1316
  2⤵
  - Program crash
  PID:2400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2392 -ip 2392
1⤵
PID:2576

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/2392-130-0x00000000052B9000-0x00000000052DA000-memory.dmp

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memory/2392-131-0x00000000052B9000-0x00000000052DA000-memory.dmp

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memory/2392-132-0x00000000055E0000-0x0000000005616000-memory.dmp

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memory/2392-133-0x0000000000400000-0x0000000005182000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads