meduza | 2f530fd818f587f0d3158d40bd1908380f8efa2e51463d24414000c580b3d0e2

Analysis

max time kernel
149s
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
26-12-2024 01:29

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General

Target

2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe
Size

1.8MB
MD5

a000e58ed7523cc210dcc9ff538c1c1c
SHA1

03dafef07b08b3d2a87722639b80591ebc29cf92
SHA256

2f530fd818f587f0d3158d40bd1908380f8efa2e51463d24414000c580b3d0e2
SHA512

dfae2a60c88c37a4b11ec2ceb34457a43d178f227f6249c795ce509a6eeec78afcb431c0ef271e03c8d44dfcb3bce3f8b2e6c7b902e5115b2da4e7e765a53252
SSDEEP

24576:ywkdIl1quH1UN7J+3Wi985USl3m5GDci2ftD20kvA6cX6ZbGKS5xFWpGt9u7:AjukYt8uac9UPA6499

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/732-2-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral2/memory/732-1-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral2/memory/732-3-0x0000000140000000-0x0000000140141000-memory.dmp	family_meduza
behavioral2/memory/732-0-0x0000000140000000-0x0000000140141000-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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3660 set thread context of 732	3660	2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe	83

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	732	2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe
Token: SeImpersonatePrivilege	732	2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3660 wrote to memory of 732	3660	2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe	83
PID 3660 wrote to memory of 732	3660	2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe	83
PID 3660 wrote to memory of 732	3660	2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe	83
PID 3660 wrote to memory of 732	3660	2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe	83
PID 3660 wrote to memory of 732	3660	2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe	83
PID 3660 wrote to memory of 732	3660	2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe	83
PID 3660 wrote to memory of 732	3660	2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe	83
PID 3660 wrote to memory of 732	3660	2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe	83
PID 3660 wrote to memory of 732	3660	2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe	83
PID 3660 wrote to memory of 732	3660	2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe	83

C:\Users\Admin\AppData\Local\Temp\2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3660
- C:\Users\Admin\AppData\Local\Temp\2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe
  "C:\Users\Admin\AppData\Local\Temp\2024-12-26_a000e58ed7523cc210dcc9ff538c1c1c_cobalt-strike_ryuk.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of AdjustPrivilegeToken
  PID:732

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/732-2-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/732-1-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/732-3-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download
memory/732-0-0x0000000140000000-0x0000000140141000-memory.dmp

Filesize
1.3MB

Download