meduza | 60e66e1f5f94ae12b02e0198be4b70ec2b2abaa0e98df8d74f9583c8764fdca9

General

Target

2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe
Size

3.1MB
MD5

bec59ef4a85d4996622a0cad150f752c
SHA1

4414781aed2bad425cad3d36e3748f3e3d211747
SHA256

60e66e1f5f94ae12b02e0198be4b70ec2b2abaa0e98df8d74f9583c8764fdca9
SHA512

9bc032eef38daf863cb3425aeb2901d80c8cca269f3b47c2466338568e6ed22764b8230d391921c9de6df9dcd33fd35b87201fd73f35e200c70cfcec9a67d643
SSDEEP

24576:qiiQwp8/5mM/oOUR/K/hKW+XOuU5rciNcKwDuNaBnAPhgo/ue9VX+sPAfNKuwb8G:UQZgJdytNcJYpDp+UmQuwP5nZm

Score

10^/10

meduza stealer

Malware Config

Extracted

Family

meduza

C2

45.130.145.152

Attributes

anti_dbg
true
anti_vm
true
build_name
Work
extensions
.txt;.doc;.docx;.pdf;.xls;.xlsx;.log;.db;.sqlite
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 8 IoCs

resource	yara_rule
behavioral1/memory/768-4-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/768-8-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/768-10-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/768-11-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/768-6-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/768-5-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/768-3-0x0000000140000000-0x000000014013E000-memory.dmp	family_meduza
behavioral1/memory/768-12-0x0000000140000000-0x000000014013E000-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-1-5-21-2039016743-699959520-214465309-1000\Control Panel\International\Geo\Nation	2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2344 set thread context of 768	2344	2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe	31

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	768	2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe
Token: SeImpersonatePrivilege	768	2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 768	2344	2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe	31
PID 2344 wrote to memory of 768	2344	2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe	31
PID 2344 wrote to memory of 768	2344	2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe	31
PID 2344 wrote to memory of 768	2344	2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe	31
PID 2344 wrote to memory of 768	2344	2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe	31
PID 2344 wrote to memory of 768	2344	2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe	31
PID 2344 wrote to memory of 768	2344	2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe	31
PID 2344 wrote to memory of 768	2344	2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe	31
PID 2344 wrote to memory of 768	2344	2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe	31
PID 2344 wrote to memory of 768	2344	2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe	31
PID 2344 wrote to memory of 768	2344	2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe	31

C:\Users\Admin\AppData\Local\Temp\2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Users\Admin\AppData\Local\Temp\2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe
  "C:\Users\Admin\AppData\Local\Temp\2025-01-07_bec59ef4a85d4996622a0cad150f752c_cobalt-strike_ryuk.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of AdjustPrivilegeToken
  PID:768

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/768-0-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/768-4-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/768-8-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/768-10-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/768-11-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/768-7-0x000007FFFFFDA000-0x000007FFFFFDB000-memory.dmp

Filesize
4KB

Download
memory/768-6-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/768-5-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/768-3-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/768-1-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/768-2-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download
memory/768-12-0x0000000140000000-0x000000014013E000-memory.dmp

Filesize
1.2MB

Download

Analysis

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