meduza | abdc12b4bb4b9a7309bc067be6b097a4e11b0dccbf19494edb971b510303c923

General

Target

setup7.0.exe
Size

1.7MB
MD5

2c685fc5572fee6107d76c17fa873a45
SHA1

05436164ce59ab80e0bcae7aa779b2426866446e
SHA256

f585f729ebcdaf7a70e16690398cca0036d1dd4c398b4044004e7ab0ccc6bf56
SHA512

6bd9fbf04c75c0a6a07846233e5cb31f7f8373f3bd2fc62f70f27c34d37d640d80647ca980530ba99d77586a954c73899a257e1dc2e422279a0c46f69e2107e3
SSDEEP

49152:Fbo95a6iGYqDAtQRcsZT6jgLUcSEubOJE5eo55iRQ6Uoy:SDAtQ+sZ2jgQc7Cwk55i3

Score

10^/10

meduza collection discovery spyware stealer

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes

anti_dbg
true
anti_vm
true
build_name
153
extensions
none
grabber_max_size
1.048576e+06
links
none
port
15666
self_destruct
true

Signatures

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

Meduza Stealer payload 5 IoCs

resource	yara_rule
behavioral3/memory/4008-6-0x0000000140000000-0x000000014013B000-memory.dmp	family_meduza
behavioral3/memory/4008-7-0x0000000140000000-0x000000014013B000-memory.dmp	family_meduza
behavioral3/memory/4008-8-0x0000000140000000-0x000000014013B000-memory.dmp	family_meduza
behavioral3/memory/4008-4-0x0000000140000000-0x000000014013B000-memory.dmp	family_meduza
behavioral3/memory/4008-19-0x0000000140000000-0x000000014013B000-memory.dmp	family_meduza

Meduza family
meduza

Executes dropped EXE 1 IoCs

pid	Process
4008	setup7.0.exe

Loads dropped DLL 1 IoCs

pid	Process
4624	setup7.0.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-1-5-21-556537508-2730415644-482548075-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	setup7.0.exe
Key opened	\REGISTRY\USER\S-1-5-21-556537508-2730415644-482548075-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	setup7.0.exe
Key opened	\REGISTRY\USER\S-1-5-21-556537508-2730415644-482548075-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	setup7.0.exe
Key opened	\REGISTRY\USER\S-1-5-21-556537508-2730415644-482548075-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	setup7.0.exe
Key opened	\REGISTRY\USER\S-1-5-21-556537508-2730415644-482548075-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	setup7.0.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
2	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4624 set thread context of 4008	4624	setup7.0.exe	79

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2288	cmd.exe
3464	PING.EXE

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\setup7.0.exe:a.dll	setup7.0.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3464	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4008	setup7.0.exe
4008	setup7.0.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4008	setup7.0.exe
Token: SeImpersonatePrivilege	4008	setup7.0.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 4624 wrote to memory of 4008	4624	setup7.0.exe	79
PID 4624 wrote to memory of 4008	4624	setup7.0.exe	79
PID 4624 wrote to memory of 4008	4624	setup7.0.exe	79
PID 4624 wrote to memory of 4008	4624	setup7.0.exe	79
PID 4624 wrote to memory of 4008	4624	setup7.0.exe	79
PID 4624 wrote to memory of 4008	4624	setup7.0.exe	79
PID 4624 wrote to memory of 4008	4624	setup7.0.exe	79
PID 4624 wrote to memory of 4008	4624	setup7.0.exe	79
PID 4624 wrote to memory of 4008	4624	setup7.0.exe	79
PID 4624 wrote to memory of 4008	4624	setup7.0.exe	79
PID 4624 wrote to memory of 4008	4624	setup7.0.exe	79
PID 4624 wrote to memory of 4008	4624	setup7.0.exe	79
PID 4624 wrote to memory of 4008	4624	setup7.0.exe	79
PID 4624 wrote to memory of 4008	4624	setup7.0.exe	79
PID 4624 wrote to memory of 4008	4624	setup7.0.exe	79
PID 4008 wrote to memory of 2288	4008	setup7.0.exe	81
PID 4008 wrote to memory of 2288	4008	setup7.0.exe	81
PID 2288 wrote to memory of 3464	2288	cmd.exe	83
PID 2288 wrote to memory of 3464	2288	cmd.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-556537508-2730415644-482548075-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	setup7.0.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-556537508-2730415644-482548075-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	setup7.0.exe

C:\Users\Admin\AppData\Local\Temp\setup7.0.exe
"C:\Users\Admin\AppData\Local\Temp\setup7.0.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:4624
- C:\Users\Admin\AppData\Local\Temp\setup7.0.exe
  "C:\Users\Admin\AppData\Local\Temp\setup7.0.exe"
  2⤵
  - Executes dropped EXE
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:4008
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 3000 > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\setup7.0.exe"
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2288
  - - C:\Windows\system32\PING.EXE
      ping 1.1.1.1 -n 1 -w 3000
      4⤵
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:3464

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

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\setup7.0.exe

Filesize
1.7MB

MD5
2c685fc5572fee6107d76c17fa873a45

SHA1
05436164ce59ab80e0bcae7aa779b2426866446e

SHA256
f585f729ebcdaf7a70e16690398cca0036d1dd4c398b4044004e7ab0ccc6bf56

SHA512
6bd9fbf04c75c0a6a07846233e5cb31f7f8373f3bd2fc62f70f27c34d37d640d80647ca980530ba99d77586a954c73899a257e1dc2e422279a0c46f69e2107e3

Download Submit
C:\Users\Admin\AppData\Local\Temp\setup7.0.exe:a.dll

Filesize
1.4MB

MD5
d9a74092beacfbf63708895c03774dce

SHA1
44b28f038e8aabd1718b904ebc58a91b7f8be103

SHA256
6abbad8087891836e562bdf0420ce019471b649574caf68a938e300e9c546793

SHA512
4dec51a48b700ec4585bef9edd6d329dca1b562eae7e0609dd05462b4810f457e94fbefcd25e2853f27f36c4b8707676f34075cfe1ce2f00830d23a4a3a32f2e

Download Submit
memory/4008-6-0x0000000140000000-0x000000014013B000-memory.dmp

Filesize
1.2MB

Download
memory/4008-7-0x0000000140000000-0x000000014013B000-memory.dmp

Filesize
1.2MB

Download
memory/4008-8-0x0000000140000000-0x000000014013B000-memory.dmp

Filesize
1.2MB

Download
memory/4008-4-0x0000000140000000-0x000000014013B000-memory.dmp

Filesize
1.2MB

Download
memory/4008-19-0x0000000140000000-0x000000014013B000-memory.dmp

Filesize
1.2MB

Download
memory/4624-10-0x00007FFB60260000-0x00007FFB603C4000-memory.dmp

Filesize
1.4MB

Download
memory/4624-9-0x00007FF73D1C0000-0x00007FF73D375000-memory.dmp

Filesize
1.7MB

Download

Analysis

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