taurus_stealer | 4679648337426622a1f44b99207a036144b1e12391c36733eea10f63a02d0304

General

Target

INVOICES_BL_AWB_2021.exe
Size

354KB
MD5

8ccf9291528b147f1ada20fe94dc822a
SHA1

3c379dfb7f6f26a067077cba102ee8d0ca992425
SHA256

4679648337426622a1f44b99207a036144b1e12391c36733eea10f63a02d0304
SHA512

549b7ea411857bea6e14a5d840ea030c5610d29306f675de16d6ae033116685f28271140485d0b2e06f7b08f8a5cd9caad2209691b64b26ab4313186bcb0b8b5

Score

10^/10

taurus_stealer discovery spyware stealer trojan

Malware Config

Signatures

Taurus Stealer
Taurus is an infostealer first seen in June 2020.
trojan stealer taurus_stealer

Deletes itself 1 IoCs

pid	Process
700	cmd.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 296 set thread context of 1688	296	INVOICES_BL_AWB_2021.exe	29

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
344	timeout.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 296 wrote to memory of 1688	296	INVOICES_BL_AWB_2021.exe	29
PID 296 wrote to memory of 1688	296	INVOICES_BL_AWB_2021.exe	29
PID 296 wrote to memory of 1688	296	INVOICES_BL_AWB_2021.exe	29
PID 296 wrote to memory of 1688	296	INVOICES_BL_AWB_2021.exe	29
PID 296 wrote to memory of 1688	296	INVOICES_BL_AWB_2021.exe	29
PID 296 wrote to memory of 1688	296	INVOICES_BL_AWB_2021.exe	29
PID 296 wrote to memory of 1688	296	INVOICES_BL_AWB_2021.exe	29
PID 296 wrote to memory of 1688	296	INVOICES_BL_AWB_2021.exe	29
PID 296 wrote to memory of 1688	296	INVOICES_BL_AWB_2021.exe	29
PID 296 wrote to memory of 1688	296	INVOICES_BL_AWB_2021.exe	29
PID 1688 wrote to memory of 700	1688	INVOICES_BL_AWB_2021.exe	32
PID 1688 wrote to memory of 700	1688	INVOICES_BL_AWB_2021.exe	32
PID 1688 wrote to memory of 700	1688	INVOICES_BL_AWB_2021.exe	32
PID 1688 wrote to memory of 700	1688	INVOICES_BL_AWB_2021.exe	32
PID 700 wrote to memory of 344	700	cmd.exe	34
PID 700 wrote to memory of 344	700	cmd.exe	34
PID 700 wrote to memory of 344	700	cmd.exe	34
PID 700 wrote to memory of 344	700	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\INVOICES_BL_AWB_2021.exe
"C:\Users\Admin\AppData\Local\Temp\INVOICES_BL_AWB_2021.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:296
- C:\Users\Admin\AppData\Local\Temp\INVOICES_BL_AWB_2021.exe
  "C:\Users\Admin\AppData\Local\Temp\INVOICES_BL_AWB_2021.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1688
- - C:\Windows\SysWOW64\cmd.exe
    /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\INVOICES_BL_AWB_2021.exe
    3⤵
    - Deletes itself
    - Suspicious use of WriteProcessMemory
    PID:700
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 3
      4⤵
      Delays execution with timeout.exe
      PID:344

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/296-2-0x00000000032F0000-0x0000000003301000-memory.dmp

Filesize
68KB

Download
memory/296-7-0x0000000000220000-0x0000000000259000-memory.dmp

Filesize
228KB

Download
memory/1216-6-0x000007FEF6580000-0x000007FEF67FA000-memory.dmp

Filesize
2.5MB

Download
memory/1688-3-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1688-5-0x0000000076381000-0x0000000076383000-memory.dmp

Filesize
8KB

Download
memory/1688-8-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download

Analysis

Sharing