meduza | 797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96

General

Target

797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe
Size

2.5MB
MD5

4f03dcb1e44a6b89d910cb4f41198172
SHA1

4b14b8244f5cd389c20fba033823be6b489c854e
SHA256

797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96
SHA512

27a7a4acadaee21da7d80e08d62b898a8f9d9f3375f85ce6c72e4244b20b63f437c932cb6722a236effb128e6eae34e6f49851f4d6d033076d4c6aeb27147fe7
SSDEEP

49152:pLIbv9GOcDhnSV/vwyTgoypdxxR6ch2CL04r+y/PioT8uNPqmQ0rFPYrxV:0LwyTgoIdL8YeuNSFl

Score

10^/10

meduza collection discovery spyware stealer

Malware Config

Extracted

Family

meduza

C2

79.137.202.152

Signatures

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

Meduza Stealer payload 6 IoCs

resource	yara_rule
behavioral2/memory/4832-7-0x0000000140000000-0x0000000140117000-memory.dmp	family_meduza
behavioral2/memory/4832-6-0x0000000140000000-0x0000000140117000-memory.dmp	family_meduza
behavioral2/memory/4832-8-0x0000000140000000-0x0000000140117000-memory.dmp	family_meduza
behavioral2/memory/4832-4-0x0000000140000000-0x0000000140117000-memory.dmp	family_meduza
behavioral2/memory/4832-19-0x0000000140000000-0x0000000140117000-memory.dmp	family_meduza
behavioral2/memory/4832-20-0x0000000140000000-0x0000000140117000-memory.dmp	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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe

Executes dropped EXE 1 IoCs

pid	Process
4832	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe

Loads dropped DLL 1 IoCs

pid	Process
3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.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-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3424 set thread context of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe:a.dll	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4832	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe
4832	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82
PID 3424 wrote to memory of 4832	3424	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe

C:\Users\Admin\AppData\Local\Temp\797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe
"C:\Users\Admin\AppData\Local\Temp\797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:3424
- C:\Users\Admin\AppData\Local\Temp\797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe
  "C:\Users\Admin\AppData\Local\Temp\797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - outlook_office_path
  - outlook_win_path
  PID:4832

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

C:\Users\Admin\AppData\Local\Temp\797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe

Filesize
2.5MB

MD5
4f03dcb1e44a6b89d910cb4f41198172

SHA1
4b14b8244f5cd389c20fba033823be6b489c854e

SHA256
797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96

SHA512
27a7a4acadaee21da7d80e08d62b898a8f9d9f3375f85ce6c72e4244b20b63f437c932cb6722a236effb128e6eae34e6f49851f4d6d033076d4c6aeb27147fe7

Download Submit
C:\Users\Admin\AppData\Local\Temp\797b58eb15a41e4afea788e4bff6d0ebe57af68a9db7c06fff0420e8adb0da96.exe:a.dll

Filesize
1.2MB

MD5
27f11b0f8061976bbd30212cc067349a

SHA1
9419308473893983bb82195221f54fb526eed86d

SHA256
2c5d1801b28d7ec27b230f0ff8b952d86b2cf36002be2c0bc583a204b1809eec

SHA512
9869f032a5001b4df378a169c57185105423af1e57706b8118262cfb21b80b21cdbdd73cef67da937174da8ca2da7b959f3cc3c6a0c89370864abfea834d8646

Download Submit
memory/3424-10-0x00007FF97C5E0000-0x00007FF97C71F000-memory.dmp

Filesize
1.2MB

Download
memory/3424-9-0x00007FF7934A0000-0x00007FF79371D000-memory.dmp

Filesize
2.5MB

Download
memory/4832-7-0x0000000140000000-0x0000000140117000-memory.dmp

Filesize
1.1MB

Download
memory/4832-6-0x0000000140000000-0x0000000140117000-memory.dmp

Filesize
1.1MB

Download
memory/4832-8-0x0000000140000000-0x0000000140117000-memory.dmp

Filesize
1.1MB

Download
memory/4832-4-0x0000000140000000-0x0000000140117000-memory.dmp

Filesize
1.1MB

Download
memory/4832-19-0x0000000140000000-0x0000000140117000-memory.dmp

Filesize
1.1MB

Download
memory/4832-20-0x0000000140000000-0x0000000140117000-memory.dmp

Filesize
1.1MB

Download

Analysis

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