taurus | 95243c2b1612cc480064343f0f6445da2ec3d118f00e2115b7fd1ea68e867bec

Analysis

max time kernel
173s
max time network
217s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
12-05-2022 00:00

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General

Target

95243c2b1612cc480064343f0f6445da2ec3d118f00e2115b7fd1ea68e867bec.exe
Size

196KB
MD5

181d1c0f87b5054ec4b76881abd8bee6
SHA1

fee7563206b1649ee97e97b2be5151eeed3e5b1d
SHA256

95243c2b1612cc480064343f0f6445da2ec3d118f00e2115b7fd1ea68e867bec
SHA512

6058e85b369cc3a3669e0c96699fbb1f55b7bc4f274e3c564fbd38937d1d3b206d8771f9bd813131aaa883371d03b437566c4d7a8688dc39649859c82088837b

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

Processes:

resource	yara_rule
behavioral2/memory/3960-131-0x00000000001C0000-0x00000000001F5000-memory.dmp	family_taurus_stealer
behavioral2/memory/3960-132-0x0000000000400000-0x0000000000F8E000-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

Processes:

WerFault.exe

pid pid_target process target process

3992 3960 WerFault.exe 95243c2b1612cc480064343f0f6445da2ec3d118f00e2115b7fd1ea68e867bec.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4768 timeout.exe

pid	pid_target	process	target process
3992	3960	WerFault.exe	95243c2b1612cc480064343f0f6445da2ec3d118f00e2115b7fd1ea68e867bec.exe

pid	process
4768	timeout.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

95243c2b1612cc480064343f0f6445da2ec3d118f00e2115b7fd1ea68e867bec.execmd.exe

description	pid	process	target process
PID 3960 wrote to memory of 4784	3960	95243c2b1612cc480064343f0f6445da2ec3d118f00e2115b7fd1ea68e867bec.exe	cmd.exe
PID 3960 wrote to memory of 4784	3960	95243c2b1612cc480064343f0f6445da2ec3d118f00e2115b7fd1ea68e867bec.exe	cmd.exe
PID 3960 wrote to memory of 4784	3960	95243c2b1612cc480064343f0f6445da2ec3d118f00e2115b7fd1ea68e867bec.exe	cmd.exe
PID 4784 wrote to memory of 4768	4784	cmd.exe	timeout.exe
PID 4784 wrote to memory of 4768	4784	cmd.exe	timeout.exe
PID 4784 wrote to memory of 4768	4784	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\95243c2b1612cc480064343f0f6445da2ec3d118f00e2115b7fd1ea68e867bec.exe
"C:\Users\Admin\AppData\Local\Temp\95243c2b1612cc480064343f0f6445da2ec3d118f00e2115b7fd1ea68e867bec.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3960 -s 1320
2⤵
- Program crash
PID:3992

C:\Windows\SysWOW64\cmd.exe
/c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\95243c2b1612cc480064343f0f6445da2ec3d118f00e2115b7fd1ea68e867bec.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:4784

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3960 -ip 3960
1⤵
PID:4776

C:\Windows\SysWOW64\timeout.exe
timeout /t 3
1⤵
- Delays execution with timeout.exe
PID:4768

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3960-130-0x0000000001112000-0x0000000001133000-memory.dmp

Filesize
132KB

Download
memory/3960-131-0x00000000001C0000-0x00000000001F5000-memory.dmp

Filesize
212KB

Download
memory/3960-132-0x0000000000400000-0x0000000000F8E000-memory.dmp

Filesize
11.6MB

Download
memory/4768-134-0x0000000000000000-mapping.dmp

Download
memory/4784-133-0x0000000000000000-mapping.dmp

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