meduza | 72fc447399a062280473baf7d28d8a4ccd1350dbb47be3ce6f177ed002cc6a36

General

Target

45237bc557ba8cc2d0da3cf2e7f3ee5e.exe
Size

3.6MB
MD5

45237bc557ba8cc2d0da3cf2e7f3ee5e
SHA1

1ed219b55ce9f2c206d5a5476108871bca12e34b
SHA256

72fc447399a062280473baf7d28d8a4ccd1350dbb47be3ce6f177ed002cc6a36
SHA512

a3b07999aa272c82099f7422d260a618db280e1bbcaf60904ddaab3f7f74c88b27b62709a4c76f4042d64701ed3ca756cc53b88da3bfb2732882f0cacb44884b
SSDEEP

24576:bw317sPycp8nCB3CNLUtQ6uQpJxSKP6Ey3z+1luU6RRqf3uwSuXypm1HtWBB3Ry7:bByPnI0L+v6L3z+aU60NHtaQA

Score

10^/10

meduza collection discovery spyware stealer

Malware Config

Extracted

Family

meduza

C2

89.22.239.174

Attributes

anti_dbg
true
anti_vm
true
build_name
hellnov
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 9 IoCs

resource	yara_rule
behavioral1/memory/1016-8-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/1016-10-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/1016-11-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/1016-5-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/1016-4-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/1016-3-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/1016-6-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/1016-25-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/1016-26-0x0000000140000000-0x000000014013E000-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-1-5-21-1488793075-819845221-1497111674-1000\Control Panel\International\Geo\Nation	45237bc557ba8cc2d0da3cf2e7f3ee5e.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-1-5-21-1488793075-819845221-1497111674-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	45237bc557ba8cc2d0da3cf2e7f3ee5e.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
5	api.ipify.org
6	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2124 set thread context of 1016	2124	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe	28

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1016	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1016	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe
Token: SeImpersonatePrivilege	1016	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 1016	2124	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe	28
PID 2124 wrote to memory of 1016	2124	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe	28
PID 2124 wrote to memory of 1016	2124	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe	28
PID 2124 wrote to memory of 1016	2124	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe	28
PID 2124 wrote to memory of 1016	2124	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe	28
PID 2124 wrote to memory of 1016	2124	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe	28
PID 2124 wrote to memory of 1016	2124	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe	28
PID 2124 wrote to memory of 1016	2124	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe	28
PID 2124 wrote to memory of 1016	2124	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe	28
PID 2124 wrote to memory of 1016	2124	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe	28
PID 2124 wrote to memory of 1016	2124	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	45237bc557ba8cc2d0da3cf2e7f3ee5e.exe

C:\Users\Admin\AppData\Local\Temp\45237bc557ba8cc2d0da3cf2e7f3ee5e.exe
"C:\Users\Admin\AppData\Local\Temp\45237bc557ba8cc2d0da3cf2e7f3ee5e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Users\Admin\AppData\Local\Temp\45237bc557ba8cc2d0da3cf2e7f3ee5e.exe
  C:\Users\Admin\AppData\Local\Temp\45237bc557ba8cc2d0da3cf2e7f3ee5e.exe
  2⤵
  - Checks computer location settings
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1016

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/1016-0-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/1016-2-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/1016-8-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/1016-10-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/1016-11-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/1016-7-0x000007FFFFFD3000-0x000007FFFFFD4000-memory.dmp

Filesize
4KB

Download
memory/1016-5-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/1016-4-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/1016-3-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/1016-1-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/1016-6-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/1016-25-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/1016-26-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download

Analysis

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