meduza | 04ee4273c7d08c675451e0122ff01a5f9e7f701c451b8624c9c55d087fa4865b

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-11-2024 15:03

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General

Target

siveria.exe
Size

3.2MB
MD5

ffcd6c4fe2661cfa22792cc0d68d21d2
SHA1

ad42fc5c3916f11fc1313e9f97d70444181ed4e0
SHA256

04ee4273c7d08c675451e0122ff01a5f9e7f701c451b8624c9c55d087fa4865b
SHA512

9908ad32426188fdf06370265672b2c6ff8c71f226468412fa02342fde5310bc723bd5af48f4d041cef4771e863b6f2098ffa47f51d1d34703cb0428d764c9dc
SSDEEP

24576:S/frmzI7lsX7Rh7lmXh0lhSMXlWuzohmrGTcigEbse6rFOJbmSt3:KfrmzI7OXBGuchfTaEgr0JS+

Score

10^/10

meduza stealer

Malware Config

Extracted

Family

meduza

45.130.145.152

Attributes

anti_dbg
true
anti_vm
true
build_name
Mazti
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 2 IoCs

resource	yara_rule
behavioral1/memory/2196-0-0x0000000001B80000-0x0000000001CC1000-memory.dmp	family_meduza
behavioral1/memory/2196-1-0x0000000001B80000-0x0000000001CC1000-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-1-5-21-312935884-697965778-3955649944-1000\Control Panel\International\Geo\Nation	siveria.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2196	siveria.exe
Token: SeImpersonatePrivilege	2196	siveria.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 1936	2196	siveria.exe	31
PID 2196 wrote to memory of 1936	2196	siveria.exe	31
PID 2196 wrote to memory of 1936	2196	siveria.exe	31

C:\Users\Admin\AppData\Local\Temp\siveria.exe
"C:\Users\Admin\AppData\Local\Temp\siveria.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2196 -s 632
  2⤵
  PID:1936

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

Replay Monitor

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Downloads

memory/2196-0-0x0000000001B80000-0x0000000001CC1000-memory.dmp

Filesize
1.3MB

Download
memory/2196-1-0x0000000001B80000-0x0000000001CC1000-memory.dmp

Filesize
1.3MB

Download