taurus | 339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e

General

Target

339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe
Size

553KB
MD5

51ba54d01a490959bbaaefb2152be4ff
SHA1

247810554aab0cba25feb75ee7d00fdc4de1a2f3
SHA256

339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e
SHA512

6f4d357cc51390f622aec87e8aedae94486df7ef56473a8b7fa67c015d8c751bdfa7a8113ee5fbf0bef0ab348e095e089ab5f2a4e76e3a11f8e7c779cf732273

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 4 IoCs

resource	yara_rule
behavioral2/memory/5036-135-0x0000000000400000-0x0000000000437000-memory.dmp	family_taurus_stealer
behavioral2/memory/5036-136-0x0000000000400000-0x0000000000437000-memory.dmp	family_taurus_stealer
behavioral2/memory/5036-137-0x0000000000400000-0x0000000000437000-memory.dmp	family_taurus_stealer
behavioral2/memory/5036-138-0x0000000000400000-0x0000000000437000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4672 set thread context of 5036	4672	339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe	98

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3484	timeout.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4672	339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4672 wrote to memory of 5036	4672	339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe	98
PID 4672 wrote to memory of 5036	4672	339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe	98
PID 4672 wrote to memory of 5036	4672	339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe	98
PID 4672 wrote to memory of 5036	4672	339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe	98
PID 4672 wrote to memory of 5036	4672	339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe	98
PID 4672 wrote to memory of 5036	4672	339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe	98
PID 4672 wrote to memory of 5036	4672	339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe	98
PID 4672 wrote to memory of 5036	4672	339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe	98
PID 4672 wrote to memory of 5036	4672	339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe	98
PID 5036 wrote to memory of 4188	5036	339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe	99
PID 5036 wrote to memory of 4188	5036	339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe	99
PID 5036 wrote to memory of 4188	5036	339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe	99
PID 4188 wrote to memory of 3484	4188	cmd.exe	101
PID 4188 wrote to memory of 3484	4188	cmd.exe	101
PID 4188 wrote to memory of 3484	4188	cmd.exe	101

C:\Users\Admin\AppData\Local\Temp\339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe
"C:\Users\Admin\AppData\Local\Temp\339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4672
- C:\Users\Admin\AppData\Local\Temp\339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe
  "C:\Users\Admin\AppData\Local\Temp\339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5036
- - C:\Windows\SysWOW64\cmd.exe
    /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\339360f2daaadcee8feebea3f09729d21881b5741c43bd8ffdcfd12bf6d3008e.exe
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4188
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 3
      4⤵
      Delays execution with timeout.exe
      PID:3484

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

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Downloads

memory/4672-130-0x0000000000900000-0x0000000000992000-memory.dmp

Filesize
584KB

Download
memory/4672-131-0x0000000005AF0000-0x0000000006094000-memory.dmp

Filesize
5.6MB

Download
memory/4672-132-0x0000000005480000-0x0000000005512000-memory.dmp

Filesize
584KB

Download
memory/4672-133-0x0000000005540000-0x000000000554A000-memory.dmp

Filesize
40KB

Download
memory/5036-135-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/5036-136-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/5036-137-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/5036-138-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download

Analysis

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