meduza | 104979f868c8fb59b4536a0dd059e2a85012580611b13005f0551faefd28b348

Analysis

max time kernel
95s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2025, 02:00

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General

Target

2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe
Size

1.8MB
MD5

9d6f20d16ed705822746cc9dddd0651a
SHA1

f8a7e04b4218b4e494b3554cca8d4248a9417423
SHA256

104979f868c8fb59b4536a0dd059e2a85012580611b13005f0551faefd28b348
SHA512

26ba8129439b2578a62ff979e35ed41bda0a11fb23e1f21b8c61ddaae0eba2a9b20168bf0f41c77ad9dfeeebc51dacd45c4a0518a3aab4a41218aa05b687018b
SSDEEP

24576:GgubagHj/klIVjvG/jRqcZvwU1mjzxJtujgAx74IgXOeTwGouiA8uZZH9:GfxFYIivRKkN/

Score

10^/10

meduza stealer

Malware Config

Extracted

Family

meduza

127.0.0.1

Attributes

anti_dbg
true
anti_vm
true
build_name
Meduza
extensions
.txt; .doc; .xlsx
grabber_max_size
4.194304e+06
port
15666
self_destruct
false

Signatures

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

Meduza Stealer payload 4 IoCs

resource	yara_rule
behavioral2/memory/1420-0-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral2/memory/1420-1-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral2/memory/1420-2-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral2/memory/1420-3-0x0000000140000000-0x0000000140141000-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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1660 set thread context of 1420	1660	2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe	82

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1420	2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe
Token: SeImpersonatePrivilege	1420	2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1660 wrote to memory of 1420	1660	2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe	82
PID 1660 wrote to memory of 1420	1660	2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe	82
PID 1660 wrote to memory of 1420	1660	2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe	82
PID 1660 wrote to memory of 1420	1660	2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe	82
PID 1660 wrote to memory of 1420	1660	2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe	82
PID 1660 wrote to memory of 1420	1660	2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe	82
PID 1660 wrote to memory of 1420	1660	2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe	82
PID 1660 wrote to memory of 1420	1660	2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe	82
PID 1660 wrote to memory of 1420	1660	2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe	82
PID 1660 wrote to memory of 1420	1660	2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe	82

C:\Users\Admin\AppData\Local\Temp\2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1660
- C:\Users\Admin\AppData\Local\Temp\2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe
  "C:\Users\Admin\AppData\Local\Temp\2025-01-10_9d6f20d16ed705822746cc9dddd0651a_cobalt-strike_ryuk.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of AdjustPrivilegeToken
  PID:1420

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1420-0-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/1420-1-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/1420-2-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/1420-3-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download