taurus | 2f7f1c7956f67464cf629c1b0281e0e0143d7dde007abe8bf2b7bd9c56f755e3

Analysis

max time kernel
167s
max time network
179s
platform
windows10-2004_x64
resource
win10v2004-20220310-en
submitted
20/03/2022, 02:51

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General

Target
2f7f1c7956f67464cf629c1b0281e0e0143d7dde007abe8bf2b7bd9c56f755e3.exe
Size 298KB
Sample220320-dccd7sfdf5
SHA256 2f7f1c7956f67464cf629c1b0281e0e0143d7dde007abe8bf2b7bd9c56f755e3
MD5 8064f8e425d5abd62fab66ae28bde55c
SHA1 7117ca323343ba6e148aaeb12e537b8e830c57c3
SHA512 a50888238ac6c72464cffd10c3645b7ec38063848be2e1f6ea9dcaf3f03d2e0a320625e0e1bf5e712d2f3bd651425e4e981983651fdf7ca10a34fe7a52e49e3c
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/1524-136-0x0000000005300000-0x0000000005336000-memory.dmp	family_taurus_stealer
behavioral2/memory/1524-137-0x0000000000400000-0x0000000005180000-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
4176	1524	WerFault.exe	82

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
4016	timeout.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1524 wrote to memory of 4740	1524	2f7f1c7956f67464cf629c1b0281e0e0143d7dde007abe8bf2b7bd9c56f755e3.exe	102
PID 1524 wrote to memory of 4740	1524	2f7f1c7956f67464cf629c1b0281e0e0143d7dde007abe8bf2b7bd9c56f755e3.exe	102
PID 1524 wrote to memory of 4740	1524	2f7f1c7956f67464cf629c1b0281e0e0143d7dde007abe8bf2b7bd9c56f755e3.exe	102
PID 4740 wrote to memory of 4016	4740	cmd.exe	106
PID 4740 wrote to memory of 4016	4740	cmd.exe	106
PID 4740 wrote to memory of 4016	4740	cmd.exe	106

C:\Users\Admin\AppData\Local\Temp\2f7f1c7956f67464cf629c1b0281e0e0143d7dde007abe8bf2b7bd9c56f755e3.exe
"C:\Users\Admin\AppData\Local\Temp\2f7f1c7956f67464cf629c1b0281e0e0143d7dde007abe8bf2b7bd9c56f755e3.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1524
- C:\Windows\SysWOW64\cmd.exe
  /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\2f7f1c7956f67464cf629c1b0281e0e0143d7dde007abe8bf2b7bd9c56f755e3.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4740
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 3
    3⤵
    - Delays execution with timeout.exe
    PID:4016
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1524 -s 1176
  2⤵
  - Program crash
  PID:4176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1524 -ip 1524
1⤵
PID:832

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/1524-134-0x000000000538A000-0x00000000053AB000-memory.dmp

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memory/1524-135-0x000000000538A000-0x00000000053AB000-memory.dmp

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memory/1524-136-0x0000000005300000-0x0000000005336000-memory.dmp

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memory/1524-137-0x0000000000400000-0x0000000005180000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads