meduza | ead514604ad7fb4bf93db0044b8fd36bfc76383a9fd938bf3fb91662da0d494d

General

Target

ead514604ad7fb4bf93db0044b8fd36bfc76383a9fd938bf3fb91662da0d494d.exe
Size

1.1MB
MD5

861faba8e780fc1f323eb46f390fb6ca
SHA1

729644a29ab96c3359179d9febf7a9695a51c5f0
SHA256

ead514604ad7fb4bf93db0044b8fd36bfc76383a9fd938bf3fb91662da0d494d
SHA512

bf9039b6cd31ac83bd575584fd5e2db04e72d130be8dc29984438cd77a442d377379e3650fca93d1c4e9fcc57aaa8bc212b5d0288563badc50b9b688646c2161
SSDEEP

24576:p2Fl2s3xjr9pOD9KqdSzEOmUQA0Iw9W3YR0LWcTUtRydGxm:p2rxj+DhI5mdA01QY+i1tRmGxm

Score

10^/10

meduza credential_access discovery spyware stealer

Malware Config

Signatures

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

Meduza Stealer payload 5 IoCs

resource	yara_rule
behavioral1/memory/916-2-0x00000000023F0000-0x00000000025DF000-memory.dmp	family_meduza
behavioral1/memory/916-3-0x0000000000400000-0x00000000005FC000-memory.dmp	family_meduza
behavioral1/memory/916-10-0x0000000000400000-0x00000000006AF000-memory.dmp	family_meduza
behavioral1/memory/916-12-0x00000000023F0000-0x00000000025DF000-memory.dmp	family_meduza
behavioral1/memory/916-13-0x0000000000400000-0x00000000005FC000-memory.dmp	family_meduza

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

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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	ead514604ad7fb4bf93db0044b8fd36bfc76383a9fd938bf3fb91662da0d494d.exe

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

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
21	api.ipify.org
22	api.ipify.org

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Program crash 14 IoCs

pid	pid_target	Process	procid_target
3668	916	WerFault.exe	83
2748	916	WerFault.exe	83
3736	916	WerFault.exe	83
1220	916	WerFault.exe	83
3160	916	WerFault.exe	83
1812	916	WerFault.exe	83
5044	916	WerFault.exe	83
4548	916	WerFault.exe	83
4008	916	WerFault.exe	83
3028	916	WerFault.exe	83
4948	916	WerFault.exe	83
1532	916	WerFault.exe	83
2396	916	WerFault.exe	83
2544	916	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 1 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	ead514604ad7fb4bf93db0044b8fd36bfc76383a9fd938bf3fb91662da0d494d.exe

C:\Users\Admin\AppData\Local\Temp\ead514604ad7fb4bf93db0044b8fd36bfc76383a9fd938bf3fb91662da0d494d.exe
"C:\Users\Admin\AppData\Local\Temp\ead514604ad7fb4bf93db0044b8fd36bfc76383a9fd938bf3fb91662da0d494d.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
PID:916
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 804
  2⤵
  - Program crash
  PID:3668
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 820
  2⤵
  - Program crash
  PID:2748
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 820
  2⤵
  - Program crash
  PID:3736
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 820
  2⤵
  - Program crash
  PID:1220
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 964
  2⤵
  - Program crash
  PID:3160
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 1016
  2⤵
  - Program crash
  PID:1812
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 1496
  2⤵
  - Program crash
  PID:5044
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 1556
  2⤵
  - Program crash
  PID:4548
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 1776
  2⤵
  - Program crash
  PID:4008
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 1756
  2⤵
  - Program crash
  PID:3028
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 1548
  2⤵
  - Program crash
  PID:4948
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 1592
  2⤵
  - Program crash
  PID:1532
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 1740
  2⤵
  - Program crash
  PID:2396
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 1616
  2⤵
  - Program crash
  PID:2544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 916 -ip 916
1⤵
PID:5016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 916 -ip 916
1⤵
PID:4500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 916 -ip 916
1⤵
PID:4556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 916 -ip 916
1⤵
PID:2632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 916 -ip 916
1⤵
PID:184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 916 -ip 916
1⤵
PID:1808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 916 -ip 916
1⤵
PID:4284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 916 -ip 916
1⤵
PID:1360

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 916 -ip 916
1⤵
PID:3012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 916 -ip 916
1⤵
PID:4452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 916 -ip 916
1⤵
PID:1368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 916 -ip 916
1⤵
PID:388

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 600 -p 916 -ip 916
1⤵
PID:968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 600 -p 916 -ip 916
1⤵
PID:4088

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/916-1-0x00000000022B0000-0x00000000023A3000-memory.dmp

Filesize
972KB

Download
memory/916-2-0x00000000023F0000-0x00000000025DF000-memory.dmp

Filesize
1.9MB

Download
memory/916-3-0x0000000000400000-0x00000000005FC000-memory.dmp

Filesize
2.0MB

Download
memory/916-10-0x0000000000400000-0x00000000006AF000-memory.dmp

Filesize
2.7MB

Download
memory/916-11-0x00000000022B0000-0x00000000023A3000-memory.dmp

Filesize
972KB

Download
memory/916-12-0x00000000023F0000-0x00000000025DF000-memory.dmp

Filesize
1.9MB

Download
memory/916-13-0x0000000000400000-0x00000000005FC000-memory.dmp

Filesize
2.0MB

Download

Analysis

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