meduza | 6fbf227c5d4c713d0621a8045ee4e232094e84354b0824ae2ef0e9694e09b3f1

Analysis

max time kernel
93s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06/11/2024, 14:38

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General

Target

2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe
Size

3.6MB
MD5

97157c0cbe3762ec9b2515571f8c2265
SHA1

8544ed5273f6666654bca48fd413602a68f66e53
SHA256

6fbf227c5d4c713d0621a8045ee4e232094e84354b0824ae2ef0e9694e09b3f1
SHA512

194d7ecbf31695e75c065e711cac5526861e54782fb5d42bf85eafdf7984cab056d6f7ac3c961003f5b0286626afe95d90a1db01153523de38bde328e55d76ae
SSDEEP

49152:bByPnIG49AmfFxCXmoOiXXgPwZfv2vl+hG/exfF:

Score

10^/10

meduza stealer

Malware Config

Extracted

Family

meduza

89.22.239.174

Attributes

anti_dbg
true
anti_vm
true
build_name
mounov
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

resource	yara_rule
behavioral2/memory/2148-0-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral2/memory/2148-1-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral2/memory/2148-2-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral2/memory/2148-3-0x0000000140000000-0x000000014013E000-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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 372 set thread context of 2148	372	2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe	83

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2148	2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe
Token: SeImpersonatePrivilege	2148	2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 372 wrote to memory of 2148	372	2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe	83
PID 372 wrote to memory of 2148	372	2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe	83
PID 372 wrote to memory of 2148	372	2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe	83
PID 372 wrote to memory of 2148	372	2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe	83
PID 372 wrote to memory of 2148	372	2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe	83
PID 372 wrote to memory of 2148	372	2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe	83
PID 372 wrote to memory of 2148	372	2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe	83
PID 372 wrote to memory of 2148	372	2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe	83
PID 372 wrote to memory of 2148	372	2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe	83
PID 372 wrote to memory of 2148	372	2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe	83

C:\Users\Admin\AppData\Local\Temp\2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:372
- C:\Users\Admin\AppData\Local\Temp\2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe
  C:\Users\Admin\AppData\Local\Temp\2024-11-06_97157c0cbe3762ec9b2515571f8c2265_ryuk.exe
  2⤵
  - Checks computer location settings
  - Suspicious use of AdjustPrivilegeToken
  PID:2148

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/2148-0-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/2148-1-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/2148-2-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/2148-3-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download