meduza | 8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1e

General

Target

8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1eN.exe
Size

1.8MB
MD5

73c029443b70522bce882f639e623f40
SHA1

37a1872ebbdf38de87cff3fa105b10bc74d850ce
SHA256

8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1e
SHA512

323191e2dec0781044daa347d5352ae383870acfd7391e08859a8264db043e48b17b2618a07467f8f0f8a1702c74ea5885aa1bbdb6ff61e5040ac0ad314acfde
SSDEEP

24576:RQKhhnL1+adN1evzG4e0h0lhSMXlCM9uYYeniAs87LnhJMYeZzMTvej+X2:CKhhnUnQ99uYPiAsKxTm5

Score

10^/10

meduza collection discovery spyware stealer

Malware Config

Extracted

Family

meduza

C2

195.133.18.88

Attributes

anti_dbg
false
anti_vm
false
build_name
mango
extensions
.txt;.doc;.docx;.pdf;.xls;.xlsx;.log;.db;.sqlite;.kdbx
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 1 IoCs

resource	yara_rule
behavioral2/memory/836-8-0x000002346C500000-0x000002346C63B000-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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1eN.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-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1eN.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1eN.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1eN.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1eN.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1eN.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 2 IoCs

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

flow	ioc
4	api.ipify.org
5	api.ipify.org

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
836	8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1eN.exe
836	8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1eN.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	836	8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1eN.exe
Token: SeImpersonatePrivilege	836	8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1eN.exe

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1eN.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1eN.exe

C:\Users\Admin\AppData\Local\Temp\8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1eN.exe
"C:\Users\Admin\AppData\Local\Temp\8f2f1b271e44c49b2b043876a8e9f365c3815c03f3c1331027cad80b7566ec1eN.exe"
1⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Browser Information Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/836-0-0x00007FF96DCF0000-0x00007FF96DCF1000-memory.dmp

Filesize
4KB

Download
memory/836-9-0x00007FF61DDB4000-0x00007FF61DDB5000-memory.dmp

Filesize
4KB

Download
memory/836-10-0x00007FF61DD90000-0x00007FF61DF63000-memory.dmp

Filesize
1.8MB

Download
memory/836-8-0x000002346C500000-0x000002346C63B000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing