meduza | 5c6985e002a60d821fd7b029b2c5d04c3ee16bb619999202f6dbdf432d229989

Analysis

max time kernel
95s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-11-2024 02:33

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General

Target

2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe
Size

4.1MB
MD5

c50f8f31c903a9f88b6bdec9b9f8962b
SHA1

39e30a482d13a431797c02a0d0c90fa9829981e2
SHA256

5c6985e002a60d821fd7b029b2c5d04c3ee16bb619999202f6dbdf432d229989
SHA512

6a2361e6bc5706b5ad0e8264b7767b620111d879dae1bdb463771a39422e20aac204eb25dc06c0820ec69260ffb2ae8e0d939982c865029e2252daeb9cc1f87d
SSDEEP

49152:/xGK0l3e3ubtiuIv0ZVHnWmuQ5zrSmEvj1BZ:/xGK09yuQZ

Score

10^/10

meduza stealer

Malware Config

Extracted

Family

meduza

193.3.19.151

Attributes

anti_dbg
true
anti_vm
true
build_name
kanew
extensions
.txt
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

Processes:

resource	yara_rule
behavioral2/memory/4332-4-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral2/memory/4332-6-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral2/memory/4332-5-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral2/memory/4332-7-0x0000000140000000-0x0000000140141000-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

Processes:

2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe

description	pid	Process	procid_target
PID 4732 set thread context of 4332	4732	2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe	83

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe

description	pid	Process
Token: SeDebugPrivilege	4332	2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe
Token: SeImpersonatePrivilege	4332	2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe

description	pid	Process	procid_target
PID 4732 wrote to memory of 4332	4732	2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe	83
PID 4732 wrote to memory of 4332	4732	2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe	83
PID 4732 wrote to memory of 4332	4732	2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe	83
PID 4732 wrote to memory of 4332	4732	2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe	83
PID 4732 wrote to memory of 4332	4732	2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe	83
PID 4732 wrote to memory of 4332	4732	2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe	83
PID 4732 wrote to memory of 4332	4732	2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe	83
PID 4732 wrote to memory of 4332	4732	2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe	83
PID 4732 wrote to memory of 4332	4732	2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe	83
PID 4732 wrote to memory of 4332	4732	2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe	83

C:\Users\Admin\AppData\Local\Temp\2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4732
- C:\Users\Admin\AppData\Local\Temp\2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe
  C:\Users\Admin\AppData\Local\Temp\2024-11-19_c50f8f31c903a9f88b6bdec9b9f8962b_ryuk.exe
  2⤵
  - Checks computer location settings
  - Suspicious use of AdjustPrivilegeToken
  PID:4332

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/4332-4-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/4332-6-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/4332-5-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/4332-7-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/4732-0-0x00007FF5E3890000-0x00007FF5E3891000-memory.dmp

Filesize
4KB

Download