taurus | 3e32ddd883b1d0e25f62f0423845a5a2e16b3ff78e09f37774c79ee72222bf00

General

Target
3e32ddd883b1d0e25f62f0423845a5a2e16b3ff78e09f37774c79ee72222bf00.exe
Size 325KB
Sample220418-tr7rnahgf2
SHA256 3e32ddd883b1d0e25f62f0423845a5a2e16b3ff78e09f37774c79ee72222bf00
MD5 d7d71c7ab471399717a8eaf39557de20
SHA1 8f14621956cd24684bccb024f03dbdeb55afb436
SHA512 33ef75d2149387602c5bb19d147ad64d93fd4ef79f64a213e59af5f3b24d0ab55149713b70050114ccedfb0edf4647cfc8ed9858c7addb9bfc31bb183dbbe2b6
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/1552-132-0x0000000004070000-0x00000000040A6000-memory.dmp	family_taurus_stealer
behavioral2/memory/1552-133-0x0000000000400000-0x000000000230E000-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 9 IoCs

pid	pid_target	Process	procid_target
1700	1552	WerFault.exe	79
2184	1552	WerFault.exe	79
5060	1552	WerFault.exe	79
680	1552	WerFault.exe	79
3420	1552	WerFault.exe	79
1176	1552	WerFault.exe	79
4488	1552	WerFault.exe	79
3600	1552	WerFault.exe	79
2568	1552	WerFault.exe	79

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1656	timeout.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1552 wrote to memory of 4700	1552	3e32ddd883b1d0e25f62f0423845a5a2e16b3ff78e09f37774c79ee72222bf00.exe	97
PID 1552 wrote to memory of 4700	1552	3e32ddd883b1d0e25f62f0423845a5a2e16b3ff78e09f37774c79ee72222bf00.exe	97
PID 1552 wrote to memory of 4700	1552	3e32ddd883b1d0e25f62f0423845a5a2e16b3ff78e09f37774c79ee72222bf00.exe	97
PID 4700 wrote to memory of 1656	4700	cmd.exe	100
PID 4700 wrote to memory of 1656	4700	cmd.exe	100
PID 4700 wrote to memory of 1656	4700	cmd.exe	100

C:\Users\Admin\AppData\Local\Temp\3e32ddd883b1d0e25f62f0423845a5a2e16b3ff78e09f37774c79ee72222bf00.exe
"C:\Users\Admin\AppData\Local\Temp\3e32ddd883b1d0e25f62f0423845a5a2e16b3ff78e09f37774c79ee72222bf00.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1552
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 696
  2⤵
  - Program crash
  PID:1700
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 716
  2⤵
  - Program crash
  PID:2184
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 716
  2⤵
  - Program crash
  PID:5060
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 732
  2⤵
  - Program crash
  PID:680
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 856
  2⤵
  - Program crash
  PID:3420
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 964
  2⤵
  - Program crash
  PID:1176
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 1204
  2⤵
  - Program crash
  PID:4488
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 1264
  2⤵
  - Program crash
  PID:3600
- C:\Windows\SysWOW64\cmd.exe
  /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\3e32ddd883b1d0e25f62f0423845a5a2e16b3ff78e09f37774c79ee72222bf00.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4700
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 3
    3⤵
    - Delays execution with timeout.exe
    PID:1656
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 1216
  2⤵
  - Program crash
  PID:2568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1552 -ip 1552
1⤵
PID:3712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1552 -ip 1552
1⤵
PID:1956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1552 -ip 1552
1⤵
PID:720

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1552 -ip 1552
1⤵
PID:2684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1552 -ip 1552
1⤵
PID:2480

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1552 -ip 1552
1⤵
PID:4548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1552 -ip 1552
1⤵
PID:4496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1552 -ip 1552
1⤵
PID:4524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1552 -ip 1552
1⤵
PID:3960

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

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Downloads

memory/1552-130-0x00000000024FA000-0x000000000251B000-memory.dmp

Download

memory/1552-131-0x00000000024FA000-0x000000000251B000-memory.dmp

Download

memory/1552-132-0x0000000004070000-0x00000000040A6000-memory.dmp

Download

memory/1552-133-0x0000000000400000-0x000000000230E000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads