taurus | ff18c6551b984365758e45a28561521883ae4abf3e45c05b27eefed26d8cce8d

Analysis

max time kernel
43s
max time network
135s
platform
windows10_x64
resource
win10-en
submitted
07/09/2021, 12:04

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General

Target
ff18c6551b984365758e45a28561521883ae4abf3e45c05b27eefed26d8cce8d.exe
Size 281KB
Sample210907-n8k2bsfgbl
SHA256 ff18c6551b984365758e45a28561521883ae4abf3e45c05b27eefed26d8cce8d
MD5 d62e866ff6a5c92f67bbd001e8e05520
SHA1 ff14beb9ef062df2b09a181c868be19c9f2e57b4
SHA512 0ae613611aa4410be63bfa9eb4ad9df6a17cf45b7c4a4b651be9f449ef12c946aa3c3f688857aad5480f29878ab75c93102691ceb35cecd0536381fd7d51289a
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 1 IoCs

resource	yara_rule
behavioral2/memory/3940-116-0x0000000000400000-0x0000000005FE8000-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

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1152	timeout.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3940 wrote to memory of 3488	3940	ff18c6551b984365758e45a28561521883ae4abf3e45c05b27eefed26d8cce8d.exe	76
PID 3940 wrote to memory of 3488	3940	ff18c6551b984365758e45a28561521883ae4abf3e45c05b27eefed26d8cce8d.exe	76
PID 3940 wrote to memory of 3488	3940	ff18c6551b984365758e45a28561521883ae4abf3e45c05b27eefed26d8cce8d.exe	76
PID 3488 wrote to memory of 1152	3488	cmd.exe	78
PID 3488 wrote to memory of 1152	3488	cmd.exe	78
PID 3488 wrote to memory of 1152	3488	cmd.exe	78

C:\Users\Admin\AppData\Local\Temp\ff18c6551b984365758e45a28561521883ae4abf3e45c05b27eefed26d8cce8d.exe
"C:\Users\Admin\AppData\Local\Temp\ff18c6551b984365758e45a28561521883ae4abf3e45c05b27eefed26d8cce8d.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3940
- C:\Windows\SysWOW64\cmd.exe
  /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\ff18c6551b984365758e45a28561521883ae4abf3e45c05b27eefed26d8cce8d.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3488
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 3
    3⤵
    - Delays execution with timeout.exe
    PID:1152

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

Replay Monitor

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Downloads

memory/3940-115-0x00000000060E0000-0x000000000622A000-memory.dmp

Download

memory/3940-116-0x0000000000400000-0x0000000005FE8000-memory.dmp