taurus | 2b4b2d739ea466ac9d639649d6530ced7e97abf0e729ffde2d608da049f0e147

Analysis

max time kernel
37s
max time network
43s
platform
windows7_x64
resource
win7-20220414-en
submitted
03-05-2022 20:37

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General

Target

2b4b2d739ea466ac9d639649d6530ced7e97abf0e729ffde2d608da049f0e147.exe
Size

1.2MB
MD5

bf48e152050ebfdaab769cd2a0ce6350
SHA1

149c9d01d25e09d4bbc8491377f9316acd9608e1
SHA256

2b4b2d739ea466ac9d639649d6530ced7e97abf0e729ffde2d608da049f0e147
SHA512

eb2168510217615926fcbc11cde600db009803a04b6227c68f97f3289f971dc8ce473f31725476909ade11149f7cf8cc346db0f458e572d0bef267c410ea7758

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
behavioral1/memory/1464-56-0x0000000000400000-0x000000000053C000-memory.dmp	family_taurus_stealer

Deletes itself 1 IoCs

pid	Process
300	cmd.exe

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
944	timeout.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1464 wrote to memory of 300	1464	2b4b2d739ea466ac9d639649d6530ced7e97abf0e729ffde2d608da049f0e147.exe	29
PID 1464 wrote to memory of 300	1464	2b4b2d739ea466ac9d639649d6530ced7e97abf0e729ffde2d608da049f0e147.exe	29
PID 1464 wrote to memory of 300	1464	2b4b2d739ea466ac9d639649d6530ced7e97abf0e729ffde2d608da049f0e147.exe	29
PID 1464 wrote to memory of 300	1464	2b4b2d739ea466ac9d639649d6530ced7e97abf0e729ffde2d608da049f0e147.exe	29
PID 300 wrote to memory of 944	300	cmd.exe	31
PID 300 wrote to memory of 944	300	cmd.exe	31
PID 300 wrote to memory of 944	300	cmd.exe	31
PID 300 wrote to memory of 944	300	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\2b4b2d739ea466ac9d639649d6530ced7e97abf0e729ffde2d608da049f0e147.exe
"C:\Users\Admin\AppData\Local\Temp\2b4b2d739ea466ac9d639649d6530ced7e97abf0e729ffde2d608da049f0e147.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1464
- C:\Windows\SysWOW64\cmd.exe
  /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\2b4b2d739ea466ac9d639649d6530ced7e97abf0e729ffde2d608da049f0e147.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:300
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 3
    3⤵
    - Delays execution with timeout.exe
    PID:944

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/1464-54-0x0000000075381000-0x0000000075383000-memory.dmp

Filesize
8KB

Download
memory/1464-55-0x0000000002150000-0x000000000228C000-memory.dmp

Filesize
1.2MB

Download
memory/1464-56-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download