meduza | 04ee4273c7d08c675451e0122ff01a5f9e7f701c451b8624c9c55d087fa4865b

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2024 15:03

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General

Target

siveria.exe
Size

3.2MB
MD5

ffcd6c4fe2661cfa22792cc0d68d21d2
SHA1

ad42fc5c3916f11fc1313e9f97d70444181ed4e0
SHA256

04ee4273c7d08c675451e0122ff01a5f9e7f701c451b8624c9c55d087fa4865b
SHA512

9908ad32426188fdf06370265672b2c6ff8c71f226468412fa02342fde5310bc723bd5af48f4d041cef4771e863b6f2098ffa47f51d1d34703cb0428d764c9dc
SSDEEP

24576:S/frmzI7lsX7Rh7lmXh0lhSMXlWuzohmrGTcigEbse6rFOJbmSt3:KfrmzI7OXBGuchfTaEgr0JS+

Score

10^/10

meduza collection discovery spyware stealer

Malware Config

Extracted

Family

meduza

45.130.145.152

Attributes

anti_dbg
true
anti_vm
true
build_name
Mazti
extensions
.txt
grabber_max_size
4.194304e+06
port
15666
self_destruct
false

Signatures

Meduza
Meduza is a crypto wallet and info stealer written in C++.
stealer meduza

Meduza Stealer payload 3 IoCs

resource	yara_rule
behavioral2/memory/3460-1-0x000001E2B7680000-0x000001E2B77C1000-memory.dmp	family_meduza
behavioral2/memory/3460-2-0x000001E2B7680000-0x000001E2B77C1000-memory.dmp	family_meduza
behavioral2/memory/3460-3-0x000001E2B7680000-0x000001E2B77C1000-memory.dmp	family_meduza

Meduza family
meduza

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	siveria.exe

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 5 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	siveria.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	siveria.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	siveria.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	siveria.exe
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	siveria.exe

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

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
7	api.ipify.org
24	api.ipify.org
4	api.ipify.org

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3460	siveria.exe
3460	siveria.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3460	siveria.exe
Token: SeImpersonatePrivilege	3460	siveria.exe

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	siveria.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	siveria.exe

C:\Users\Admin\AppData\Local\Temp\siveria.exe
"C:\Users\Admin\AppData\Local\Temp\siveria.exe"
1⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3460

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

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/3460-0-0x00007FFECCF50000-0x00007FFECD145000-memory.dmp

Filesize
2.0MB

Download
memory/3460-1-0x000001E2B7680000-0x000001E2B77C1000-memory.dmp

Filesize
1.3MB

Download
memory/3460-2-0x000001E2B7680000-0x000001E2B77C1000-memory.dmp

Filesize
1.3MB

Download
memory/3460-3-0x000001E2B7680000-0x000001E2B77C1000-memory.dmp

Filesize
1.3MB

Download