meduza | 908b67569cb0ade3de4b268c6434fc6f1bd1dd6c34e450f85a970a2b9ba96b12

General

Target

2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe
Size

3.1MB
MD5

bcf52a0a47b0ad28d13e6c0002ca79b9
SHA1

46331f1bea07b857fbb69bdd50ffd945e9e5f94c
SHA256

908b67569cb0ade3de4b268c6434fc6f1bd1dd6c34e450f85a970a2b9ba96b12
SHA512

c2a4a09448974c1bc95cb66e923c67ee0ea74826338838a76c11fc907f7fa762e1da90135c8ea3a6aeea5da16a6a63fce76c6ace4cc02a0685f8d03937fddc82
SSDEEP

24576:SBvGLDqo2AH/mhrnOG1HuHPIsfHGY+++Ct+bNZUTRoB71b0P7SY8Vvhdri2:uCzHubDsy9Rb0J8Jn

Score

10^/10

meduza stealer

Malware Config

Extracted

Family

meduza

C2

147.45.44.228

Attributes

anti_dbg
true
anti_vm
true
build_name
542
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/2064-8-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral1/memory/2064-10-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral1/memory/2064-11-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral1/memory/2064-6-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral1/memory/2064-5-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral1/memory/2064-4-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral1/memory/2064-3-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral1/memory/2064-12-0x0000000140000000-0x0000000140141000-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-1-5-21-3063565911-2056067323-3330884624-1000\Control Panel\International\Geo\Nation	2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2316 set thread context of 2064	2316	2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe	30

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2064	2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe
Token: SeImpersonatePrivilege	2064	2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2064	2316	2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe	30
PID 2316 wrote to memory of 2064	2316	2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe	30
PID 2316 wrote to memory of 2064	2316	2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe	30
PID 2316 wrote to memory of 2064	2316	2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe	30
PID 2316 wrote to memory of 2064	2316	2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe	30
PID 2316 wrote to memory of 2064	2316	2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe	30
PID 2316 wrote to memory of 2064	2316	2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe	30
PID 2316 wrote to memory of 2064	2316	2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe	30
PID 2316 wrote to memory of 2064	2316	2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe	30
PID 2316 wrote to memory of 2064	2316	2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe	30
PID 2316 wrote to memory of 2064	2316	2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Users\Admin\AppData\Local\Temp\2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe
  "C:\Users\Admin\AppData\Local\Temp\2024-12-18_bcf52a0a47b0ad28d13e6c0002ca79b9_cobalt-strike_ryuk.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of AdjustPrivilegeToken
  PID:2064

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

Loading Replay Monitor...

Downloads

memory/2064-0-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/2064-2-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/2064-8-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/2064-10-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/2064-11-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/2064-7-0x000007FFFFFD6000-0x000007FFFFFD7000-memory.dmp

Filesize
4KB

Download
memory/2064-6-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/2064-5-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/2064-4-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/2064-3-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/2064-1-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/2064-12-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download

Analysis

Sharing