taurus | d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f

Analysis

max time kernel
91s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
08/07/2022, 16:10

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General

Target
d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f.exe
Size 472KB
Sample220708-tml96abga6
SHA256 d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f
MD5 90caa4c4c297e41eff137ed3ca1f8993
SHA1 6d6367073f52a0cd50f8e162d5bd768d49761134
SHA512 39ccf34cebf4c50093dfa36d53d6dca6f0bc3e3e6eaac63a1d90b6007df5fd573c7dfbc0686f6a34454407465186c20ead7100ff9514a8194b47f3ab010cb23e
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 3 IoCs

resource	yara_rule
behavioral2/memory/2408-130-0x0000000000400000-0x0000000000479000-memory.dmp	family_taurus_stealer
behavioral2/memory/2408-132-0x0000000000400000-0x0000000000479000-memory.dmp	family_taurus_stealer
behavioral2/memory/2408-134-0x0000000000400000-0x0000000000479000-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
1740	timeout.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 896	2408	d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f.exe	81
PID 2408 wrote to memory of 896	2408	d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f.exe	81
PID 2408 wrote to memory of 896	2408	d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f.exe	81
PID 896 wrote to memory of 1740	896	cmd.exe	83
PID 896 wrote to memory of 1740	896	cmd.exe	83
PID 896 wrote to memory of 1740	896	cmd.exe	83

C:\Users\Admin\AppData\Local\Temp\d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f.exe
"C:\Users\Admin\AppData\Local\Temp\d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Windows\SysWOW64\cmd.exe
  /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:896
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 3
    3⤵
    - Delays execution with timeout.exe
    PID:1740

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/2408-130-0x0000000000400000-0x0000000000479000-memory.dmp

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memory/2408-131-0x0000000002270000-0x00000000022E0000-memory.dmp

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memory/2408-132-0x0000000000400000-0x0000000000479000-memory.dmp

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memory/2408-134-0x0000000000400000-0x0000000000479000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads