meduza | 6063eb2195aff99c45408eab1b11272c68807a89653ffeaea7cb2704337cd6f0

General

Target

2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe
Size

3.6MB
MD5

1c88be36ef7e87257e18f0b767f535e6
SHA1

ad459e1e5062a3e9dd67c56c71416078f5404afa
SHA256

6063eb2195aff99c45408eab1b11272c68807a89653ffeaea7cb2704337cd6f0
SHA512

4fa064b340caa3a382efc5fa29158c0871dd3eda7c841f9abe5a4b841f0ca7f1555eef67ccb5dab874fdaacbc85cc1c386f7ccf8591abe1227a2db175514c77e
SSDEEP

24576:bw317sPycp8nCB3CEG95xcetm+449+h+K4n4JhgqLyqkUE/dYUe6Cw/4AusPeBp6:bByPnIzc5xXmeoY4J68yqk084IWDx74

Score

10^/10

meduza stealer

Malware Config

Extracted

Family

meduza

C2

109.107.181.162

Attributes

anti_dbg
true
anti_vm
true
build_name
660
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 8 IoCs

resource	yara_rule
behavioral1/memory/2272-4-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/2272-8-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/2272-10-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/2272-11-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/2272-6-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/2272-5-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/2272-3-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/2272-12-0x0000000140000000-0x000000014013E000-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-1-5-21-1163522206-1469769407-485553996-1000\Control Panel\International\Geo\Nation	2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1776 set thread context of 2272	1776	2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe	30

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2272	2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe
Token: SeImpersonatePrivilege	2272	2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1776 wrote to memory of 2272	1776	2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe	30
PID 1776 wrote to memory of 2272	1776	2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe	30
PID 1776 wrote to memory of 2272	1776	2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe	30
PID 1776 wrote to memory of 2272	1776	2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe	30
PID 1776 wrote to memory of 2272	1776	2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe	30
PID 1776 wrote to memory of 2272	1776	2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe	30
PID 1776 wrote to memory of 2272	1776	2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe	30
PID 1776 wrote to memory of 2272	1776	2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe	30
PID 1776 wrote to memory of 2272	1776	2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe	30
PID 1776 wrote to memory of 2272	1776	2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe	30
PID 1776 wrote to memory of 2272	1776	2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1776
- C:\Users\Admin\AppData\Local\Temp\2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe
  C:\Users\Admin\AppData\Local\Temp\2024-12-09_1c88be36ef7e87257e18f0b767f535e6_ryuk.exe
  2⤵
  - Checks computer location settings
  - Suspicious use of AdjustPrivilegeToken
  PID:2272

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2272-0-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/2272-4-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/2272-8-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/2272-10-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/2272-11-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/2272-7-0x000007FFFFFDA000-0x000007FFFFFDB000-memory.dmp

Filesize
4KB

Download
memory/2272-6-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/2272-5-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/2272-3-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/2272-2-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/2272-1-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/2272-12-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download

Analysis

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