taurus | c97e69f7e7f8957b0163224473de33f5bfb9fd46a5c678a921263b72b41756f3

General

Target

c97e69f7e7f8957b0163224473de33f5bfb9fd46a5c678a921263b72b41756f3.exe
Size

259KB
MD5

a1cc72907acb08140876941aa67740c0
SHA1

a72a4eac0a35d8530c7f84df41a4a13ce5f93293
SHA256

c97e69f7e7f8957b0163224473de33f5bfb9fd46a5c678a921263b72b41756f3
SHA512

588a2267f551ae268a78b4dadbd5c47a8ece1f37bc4e0234575ecb95503e321afcbd68e40d1402f60e00b70ed728eaf5ee25423e08e53467c54dc83ad279c608

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

Processes:

resource	yara_rule
behavioral2/memory/4448-131-0x0000000004F40000-0x0000000004F76000-memory.dmp	family_taurus_stealer
behavioral2/memory/4448-132-0x0000000000400000-0x0000000004D99000-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

Processes:

WerFault.exe

pid pid_target process target process

4504 4448 WerFault.exe c97e69f7e7f8957b0163224473de33f5bfb9fd46a5c678a921263b72b41756f3.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

220 timeout.exe

pid	pid_target	process	target process
4504	4448	WerFault.exe	c97e69f7e7f8957b0163224473de33f5bfb9fd46a5c678a921263b72b41756f3.exe

pid	process
220	timeout.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

c97e69f7e7f8957b0163224473de33f5bfb9fd46a5c678a921263b72b41756f3.execmd.exe

description	pid	process	target process
PID 4448 wrote to memory of 4176	4448	c97e69f7e7f8957b0163224473de33f5bfb9fd46a5c678a921263b72b41756f3.exe	cmd.exe
PID 4448 wrote to memory of 4176	4448	c97e69f7e7f8957b0163224473de33f5bfb9fd46a5c678a921263b72b41756f3.exe	cmd.exe
PID 4448 wrote to memory of 4176	4448	c97e69f7e7f8957b0163224473de33f5bfb9fd46a5c678a921263b72b41756f3.exe	cmd.exe
PID 4176 wrote to memory of 220	4176	cmd.exe	timeout.exe
PID 4176 wrote to memory of 220	4176	cmd.exe	timeout.exe
PID 4176 wrote to memory of 220	4176	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\c97e69f7e7f8957b0163224473de33f5bfb9fd46a5c678a921263b72b41756f3.exe
"C:\Users\Admin\AppData\Local\Temp\c97e69f7e7f8957b0163224473de33f5bfb9fd46a5c678a921263b72b41756f3.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4448

C:\Windows\SysWOW64\cmd.exe
/c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\c97e69f7e7f8957b0163224473de33f5bfb9fd46a5c678a921263b72b41756f3.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:4176

C:\Windows\SysWOW64\timeout.exe
timeout /t 3
3⤵
- Delays execution with timeout.exe
PID:220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1284
2⤵
- Program crash
PID:4504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4448 -ip 4448
1⤵
PID:4536

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/220-134-0x0000000000000000-mapping.dmp

Download
memory/4176-133-0x0000000000000000-mapping.dmp

Download
memory/4448-130-0x0000000004E4A000-0x0000000004E6C000-memory.dmp

Filesize
136KB

Download
memory/4448-131-0x0000000004F40000-0x0000000004F76000-memory.dmp

Filesize
216KB

Download
memory/4448-132-0x0000000000400000-0x0000000004D99000-memory.dmp

Filesize
73.6MB

Download

Analysis

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