taurus | 4938f6743d7631038c1bd6bed20e4c9e531c741a396316d9c7ea59a6d1972d86

Analysis

max time kernel
136s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
29-07-2024 17:12

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General

Target

54aff7ce3066faeb202cd8cf069bb5a8_JaffaCakes118.exe
Size

273KB
MD5

54aff7ce3066faeb202cd8cf069bb5a8
SHA1

301ca0cc3c24e4c87f03d5573270624d515ce391
SHA256

4938f6743d7631038c1bd6bed20e4c9e531c741a396316d9c7ea59a6d1972d86
SHA512

8e7c1615c7011b5cae8072cd4361c2405427b70c5a626ac2f355186715af7289f0cba0e1cb46c499fc6273090565fc99fd280ffbc0ec516afd9c83a083494616
SSDEEP

6144:LN8XF8eS07Fn/6XdOjf1ktUTUrm1N8hHAqjno:WXmKcYjtktUTUrm14HAq

Score

10^/10

taurus credential_access discovery spyware stealer trojan

Malware Config

Signatures

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

Taurus Stealer payload 6 IoCs

resource	yara_rule
behavioral2/memory/3716-2-0x0000000007C20000-0x0000000007C55000-memory.dmp	family_taurus_stealer
behavioral2/memory/3716-3-0x0000000000400000-0x0000000000437000-memory.dmp	family_taurus_stealer
behavioral2/memory/3716-10-0x0000000000400000-0x0000000005FE6000-memory.dmp	family_taurus_stealer
behavioral2/memory/3716-13-0x0000000000400000-0x0000000000437000-memory.dmp	family_taurus_stealer
behavioral2/memory/3716-12-0x0000000007C20000-0x0000000007C55000-memory.dmp	family_taurus_stealer
behavioral2/memory/3716-11-0x0000000000400000-0x0000000005FE6000-memory.dmp	family_taurus_stealer

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
T1552.001
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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
Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	54aff7ce3066faeb202cd8cf069bb5a8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2624	timeout.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3716 wrote to memory of 4136	3716	54aff7ce3066faeb202cd8cf069bb5a8_JaffaCakes118.exe	98
PID 3716 wrote to memory of 4136	3716	54aff7ce3066faeb202cd8cf069bb5a8_JaffaCakes118.exe	98
PID 3716 wrote to memory of 4136	3716	54aff7ce3066faeb202cd8cf069bb5a8_JaffaCakes118.exe	98
PID 4136 wrote to memory of 2624	4136	cmd.exe	100
PID 4136 wrote to memory of 2624	4136	cmd.exe	100
PID 4136 wrote to memory of 2624	4136	cmd.exe	100

C:\Users\Admin\AppData\Local\Temp\54aff7ce3066faeb202cd8cf069bb5a8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\54aff7ce3066faeb202cd8cf069bb5a8_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3716
- C:\Windows\SysWOW64\cmd.exe
  /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\54aff7ce3066faeb202cd8cf069bb5a8_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4136
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/3716-1-0x0000000006280000-0x0000000006380000-memory.dmp

Filesize
1024KB

Download
memory/3716-2-0x0000000007C20000-0x0000000007C55000-memory.dmp

Filesize
212KB

Download
memory/3716-3-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/3716-10-0x0000000000400000-0x0000000005FE6000-memory.dmp

Filesize
91.9MB

Download
memory/3716-13-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/3716-12-0x0000000007C20000-0x0000000007C55000-memory.dmp

Filesize
212KB

Download
memory/3716-11-0x0000000000400000-0x0000000005FE6000-memory.dmp

Filesize
91.9MB

Download