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
MD5

90caa4c4c297e41eff137ed3ca1f8993
SHA1

6d6367073f52a0cd50f8e162d5bd768d49761134
SHA256

d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f
SHA512

39ccf34cebf4c50093dfa36d53d6dca6f0bc3e3e6eaac63a1d90b6007df5fd573c7dfbc0686f6a34454407465186c20ead7100ff9514a8194b47f3ab010cb23e

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

Processes:

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

Processes:

timeout.exe

pid process

1740 timeout.exe

pid	process
1740	timeout.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f.execmd.exe

description	pid	process	target process
PID 2408 wrote to memory of 896	2408	d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f.exe	cmd.exe
PID 2408 wrote to memory of 896	2408	d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f.exe	cmd.exe
PID 2408 wrote to memory of 896	2408	d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f.exe	cmd.exe
PID 896 wrote to memory of 1740	896	cmd.exe	timeout.exe
PID 896 wrote to memory of 1740	896	cmd.exe	timeout.exe
PID 896 wrote to memory of 1740	896	cmd.exe	timeout.exe

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 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/896-133-0x0000000000000000-mapping.dmp

Download
memory/1740-135-0x0000000000000000-mapping.dmp

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

Filesize
484KB

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

Filesize
448KB

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

Filesize
484KB

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

Filesize
484KB

Download