meduza | 9602d230b96d3082ef80455411beebd292d5e789692f0df6ac52e2dbdf9480f7

General

Target

75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe

Score

10^/10

meduza discovery spyware stealer

Malware Config

Extracted

Family

meduza

C2

78.153.131.36

Attributes

build_tag
222
extensions
grabber
false
mode
x86
port
22322
screenshot
false

Signatures

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

Meduza Stealer payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/400-2-0x00000000023A0000-0x000000000258F000-memory.dmp	family_meduza
behavioral2/memory/400-3-0x0000000000400000-0x00000000005FC000-memory.dmp	family_meduza
behavioral2/memory/400-12-0x0000000000400000-0x00000000005FC000-memory.dmp	family_meduza
behavioral2/memory/400-13-0x00000000023A0000-0x000000000258F000-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

Processes:

75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.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
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

18 api.ipify.org
19 api.ipify.org
Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

flow	ioc
18	api.ipify.org
19	api.ipify.org

Program crash 14 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exe

pid	pid_target	process	target process
1648	400	WerFault.exe	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe
3524	400	WerFault.exe	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe
3056	400	WerFault.exe	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe
2160	400	WerFault.exe	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe
3596	400	WerFault.exe	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe
2148	400	WerFault.exe	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe
4524	400	WerFault.exe	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe
852	400	WerFault.exe	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe
1148	400	WerFault.exe	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe
4864	400	WerFault.exe	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe
1568	400	WerFault.exe	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe
968	400	WerFault.exe	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe
1952	400	WerFault.exe	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe
4000	400	WerFault.exe	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe

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

Processes:

75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe

C:\Users\Admin\AppData\Local\Temp\75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe
"C:\Users\Admin\AppData\Local\Temp\75f3aeb4ec5be62e718a0f3c32463af4d055a09151a3c79b16afb1daa6f537bb.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
PID:400
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 820
  2⤵
  - Program crash
  PID:1648
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 812
  2⤵
  - Program crash
  PID:3524
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 864
  2⤵
  - Program crash
  PID:3056
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 884
  2⤵
  - Program crash
  PID:2160
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 964
  2⤵
  - Program crash
  PID:3596
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 1160
  2⤵
  - Program crash
  PID:2148
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 1492
  2⤵
  - Program crash
  PID:4524
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 1756
  2⤵
  - Program crash
  PID:852
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 1580
  2⤵
  - Program crash
  PID:1148
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 1548
  2⤵
  - Program crash
  PID:4864
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 1816
  2⤵
  - Program crash
  PID:1568
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 1800
  2⤵
  - Program crash
  PID:968
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 1872
  2⤵
  - Program crash
  PID:1952
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 1828
  2⤵
  - Program crash
  PID:4000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 400 -ip 400
1⤵
PID:3808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 400 -ip 400
1⤵
PID:1772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 400 -ip 400
1⤵
PID:2284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 400 -ip 400
1⤵
PID:1164

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 400 -ip 400
1⤵
PID:3568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 400 -ip 400
1⤵
PID:1244

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 400 -ip 400
1⤵
PID:4564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 400 -ip 400
1⤵
PID:4556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 400 -ip 400
1⤵
PID:4952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 400 -ip 400
1⤵
PID:3472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 400 -ip 400
1⤵
PID:1676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 400 -ip 400
1⤵
PID:428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 400 -ip 400
1⤵
PID:3992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 400 -ip 400
1⤵
PID:4124

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

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Downloads

memory/400-1-0x0000000000900000-0x00000000009E9000-memory.dmp

Filesize
932KB

Download
memory/400-2-0x00000000023A0000-0x000000000258F000-memory.dmp

Filesize
1.9MB

Download
memory/400-3-0x0000000000400000-0x00000000005FC000-memory.dmp

Filesize
2.0MB

Download
memory/400-12-0x0000000000400000-0x00000000005FC000-memory.dmp

Filesize
2.0MB

Download
memory/400-13-0x00000000023A0000-0x000000000258F000-memory.dmp

Filesize
1.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads