meduza | ffcae0093d509563b47b1d0cef3aa455a4358de3a1d2c2b84c298a927aa238e8

Analysis

max time kernel
120s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25-07-2024 20:22

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General

Target

008d381652c68883acac1b50f2befd50N.exe
Size

4.1MB
MD5

008d381652c68883acac1b50f2befd50
SHA1

62cca067a15ec621e59cc1b81184db47ec394f1e
SHA256

ffcae0093d509563b47b1d0cef3aa455a4358de3a1d2c2b84c298a927aa238e8
SHA512

a5593a72a2069870796995e93b3a7f18b1eba9f585b1c7287a6389df55c85e5b01bd34c6bfe716f985bce62feb17b7d1d12035ddd9717ef79337bc667b908ada
SSDEEP

24576:/D4DhxTtec0P20TJImnDJjMa1icm4BfEANsSDnOE51p4kQ5X5EJGLvq7mBiX19fo:mtN0RM6fLvsKDvDQ5JE+fBAA

Score

10^/10

meduza collection credential_access discovery persistence spyware stealer

Malware Config

Signatures

Meduza
Meduza is a crypto wallet and info stealer written in C++.
stealer meduza

Meduza Stealer payload 1 IoCs

resource	yara_rule
behavioral2/memory/2824-0-0x000001B69CF00000-0x000001B69CFE9000-memory.dmp	family_meduza

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Downloads MZ/PE file

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-1-5-21-464762018-485119342-1613148473-1000\Control Panel\International\Geo\Nation	008d381652c68883acac1b50f2befd50N.exe

Executes dropped EXE 1 IoCs

pid	Process
3584	I6&X3}fx%f%l.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 5 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	008d381652c68883acac1b50f2befd50N.exe
Key opened	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	008d381652c68883acac1b50f2befd50N.exe
Key opened	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	008d381652c68883acac1b50f2befd50N.exe
Key opened	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	008d381652c68883acac1b50f2befd50N.exe
Key opened	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	008d381652c68883acac1b50f2befd50N.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\My Program = "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\AddInProcess32.exe"	AddInProcess32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
27	api.ipify.org
28	api.ipify.org

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3584 set thread context of 5044	3584	I6&X3}fx%f%l.exe	104
PID 3584 set thread context of 1604	3584	I6&X3}fx%f%l.exe	109
PID 5044 set thread context of 4528	5044	AddInProcess32.exe	110

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	I6&X3}fx%f%l.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AddInProcess32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AddInProcess32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

pid	Process
2824	008d381652c68883acac1b50f2befd50N.exe
2824	008d381652c68883acac1b50f2befd50N.exe
2824	008d381652c68883acac1b50f2befd50N.exe
2824	008d381652c68883acac1b50f2befd50N.exe
3584	I6&X3}fx%f%l.exe
3584	I6&X3}fx%f%l.exe
3584	I6&X3}fx%f%l.exe
3584	I6&X3}fx%f%l.exe
5044	AddInProcess32.exe
3584	I6&X3}fx%f%l.exe
3584	I6&X3}fx%f%l.exe
3584	I6&X3}fx%f%l.exe
3584	I6&X3}fx%f%l.exe
5044	AddInProcess32.exe
4528	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	3584	I6&X3}fx%f%l.exe
Token: SeDebugPrivilege	5044	AddInProcess32.exe
Token: SeDebugPrivilege	4528	InstallUtil.exe
Token: SeBackupPrivilege	4528	InstallUtil.exe
Token: SeSecurityPrivilege	4528	InstallUtil.exe
Token: SeSecurityPrivilege	4528	InstallUtil.exe
Token: SeSecurityPrivilege	4528	InstallUtil.exe
Token: SeSecurityPrivilege	4528	InstallUtil.exe

Suspicious use of WriteProcessMemory 59 IoCs

description	pid	Process	procid_target
PID 2824 wrote to memory of 3584	2824	008d381652c68883acac1b50f2befd50N.exe	94
PID 2824 wrote to memory of 3584	2824	008d381652c68883acac1b50f2befd50N.exe	94
PID 2824 wrote to memory of 3584	2824	008d381652c68883acac1b50f2befd50N.exe	94
PID 3584 wrote to memory of 5044	3584	I6&X3}fx%f%l.exe	104
PID 3584 wrote to memory of 5044	3584	I6&X3}fx%f%l.exe	104
PID 3584 wrote to memory of 5044	3584	I6&X3}fx%f%l.exe	104
PID 3584 wrote to memory of 5044	3584	I6&X3}fx%f%l.exe	104
PID 3584 wrote to memory of 5044	3584	I6&X3}fx%f%l.exe	104
PID 3584 wrote to memory of 5044	3584	I6&X3}fx%f%l.exe	104
PID 3584 wrote to memory of 5044	3584	I6&X3}fx%f%l.exe	104
PID 3584 wrote to memory of 5044	3584	I6&X3}fx%f%l.exe	104
PID 3584 wrote to memory of 5068	3584	I6&X3}fx%f%l.exe	106
PID 3584 wrote to memory of 5068	3584	I6&X3}fx%f%l.exe	106
PID 3584 wrote to memory of 5068	3584	I6&X3}fx%f%l.exe	106
PID 3584 wrote to memory of 5068	3584	I6&X3}fx%f%l.exe	106
PID 3584 wrote to memory of 5068	3584	I6&X3}fx%f%l.exe	106
PID 3584 wrote to memory of 5068	3584	I6&X3}fx%f%l.exe	106
PID 3584 wrote to memory of 5068	3584	I6&X3}fx%f%l.exe	106
PID 3584 wrote to memory of 5068	3584	I6&X3}fx%f%l.exe	106
PID 3584 wrote to memory of 5068	3584	I6&X3}fx%f%l.exe	106
PID 3584 wrote to memory of 5068	3584	I6&X3}fx%f%l.exe	106
PID 3584 wrote to memory of 1636	3584	I6&X3}fx%f%l.exe	107
PID 3584 wrote to memory of 1636	3584	I6&X3}fx%f%l.exe	107
PID 3584 wrote to memory of 1636	3584	I6&X3}fx%f%l.exe	107
PID 3584 wrote to memory of 1636	3584	I6&X3}fx%f%l.exe	107
PID 3584 wrote to memory of 1636	3584	I6&X3}fx%f%l.exe	107
PID 3584 wrote to memory of 1636	3584	I6&X3}fx%f%l.exe	107
PID 3584 wrote to memory of 1636	3584	I6&X3}fx%f%l.exe	107
PID 3584 wrote to memory of 1636	3584	I6&X3}fx%f%l.exe	107
PID 3584 wrote to memory of 1636	3584	I6&X3}fx%f%l.exe	107
PID 3584 wrote to memory of 1636	3584	I6&X3}fx%f%l.exe	107
PID 3584 wrote to memory of 4612	3584	I6&X3}fx%f%l.exe	108
PID 3584 wrote to memory of 4612	3584	I6&X3}fx%f%l.exe	108
PID 3584 wrote to memory of 4612	3584	I6&X3}fx%f%l.exe	108
PID 3584 wrote to memory of 4612	3584	I6&X3}fx%f%l.exe	108
PID 3584 wrote to memory of 4612	3584	I6&X3}fx%f%l.exe	108
PID 3584 wrote to memory of 4612	3584	I6&X3}fx%f%l.exe	108
PID 3584 wrote to memory of 4612	3584	I6&X3}fx%f%l.exe	108
PID 3584 wrote to memory of 4612	3584	I6&X3}fx%f%l.exe	108
PID 3584 wrote to memory of 4612	3584	I6&X3}fx%f%l.exe	108
PID 3584 wrote to memory of 4612	3584	I6&X3}fx%f%l.exe	108
PID 3584 wrote to memory of 1604	3584	I6&X3}fx%f%l.exe	109
PID 3584 wrote to memory of 1604	3584	I6&X3}fx%f%l.exe	109
PID 3584 wrote to memory of 1604	3584	I6&X3}fx%f%l.exe	109
PID 3584 wrote to memory of 1604	3584	I6&X3}fx%f%l.exe	109
PID 3584 wrote to memory of 1604	3584	I6&X3}fx%f%l.exe	109
PID 3584 wrote to memory of 1604	3584	I6&X3}fx%f%l.exe	109
PID 3584 wrote to memory of 1604	3584	I6&X3}fx%f%l.exe	109
PID 3584 wrote to memory of 1604	3584	I6&X3}fx%f%l.exe	109
PID 3584 wrote to memory of 1604	3584	I6&X3}fx%f%l.exe	109
PID 3584 wrote to memory of 1604	3584	I6&X3}fx%f%l.exe	109
PID 5044 wrote to memory of 4528	5044	AddInProcess32.exe	110
PID 5044 wrote to memory of 4528	5044	AddInProcess32.exe	110
PID 5044 wrote to memory of 4528	5044	AddInProcess32.exe	110
PID 5044 wrote to memory of 4528	5044	AddInProcess32.exe	110
PID 5044 wrote to memory of 4528	5044	AddInProcess32.exe	110
PID 5044 wrote to memory of 4528	5044	AddInProcess32.exe	110
PID 5044 wrote to memory of 4528	5044	AddInProcess32.exe	110
PID 5044 wrote to memory of 4528	5044	AddInProcess32.exe	110

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	008d381652c68883acac1b50f2befd50N.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	008d381652c68883acac1b50f2befd50N.exe

C:\Users\Admin\AppData\Local\Temp\008d381652c68883acac1b50f2befd50N.exe
"C:\Users\Admin\AppData\Local\Temp\008d381652c68883acac1b50f2befd50N.exe"
1⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2824
- C:\Users\Admin\AppData\Local\Temp\I6&X3}fx%f%l.exe
  "C:\Users\Admin\AppData\Local\Temp\I6&X3}fx%f%l.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3584
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:5044
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4528
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
    3⤵
    PID:5068
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
    3⤵
    PID:1636
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
    3⤵
    PID:4612
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:1604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\I6&X3}fx%f%l.exe

Filesize
819KB

MD5
e6f22534386dfeabe97f646659b7820a

SHA1
5a6ec08a0e8107dd1e3b3d963f89a2cbadda6d72

SHA256
af6757d30c99d62538ed1b681884481cfd08e0e277a7ec3b55d9e22f5bad1268

SHA512
8ce9bbe046e6753a2dd0b948c4a206275eeb534e36953677dbc4ebc64c34d14e0d747b178aab4761126557d3a92a4b22afea51f534ff433c0dd87112271c7d5d

Download Submit
memory/1604-79-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/1604-77-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2824-0-0x000001B69CF00000-0x000001B69CFE9000-memory.dmp

Filesize
932KB

Download
memory/3584-32-0x0000000002A80000-0x0000000002A86000-memory.dmp

Filesize
24KB

Download
memory/3584-26-0x0000000000240000-0x0000000000312000-memory.dmp

Filesize
840KB

Download
memory/3584-29-0x00000000051D0000-0x000000000526C000-memory.dmp

Filesize
624KB

Download
memory/3584-30-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/3584-31-0x0000000007E40000-0x0000000008102000-memory.dmp

Filesize
2.8MB

Download
memory/3584-27-0x0000000005640000-0x0000000005BE4000-memory.dmp

Filesize
5.6MB

Download
memory/3584-33-0x0000000007CD0000-0x0000000007CDA000-memory.dmp

Filesize
40KB

Download
memory/3584-34-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/3584-35-0x0000000007D80000-0x0000000007D9A000-memory.dmp

Filesize
104KB

Download
memory/3584-36-0x0000000007DB0000-0x0000000007DB6000-memory.dmp

Filesize
24KB

Download
memory/3584-37-0x00000000746FE000-0x00000000746FF000-memory.dmp

Filesize
4KB

Download
memory/3584-38-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/3584-28-0x0000000005090000-0x0000000005122000-memory.dmp

Filesize
584KB

Download
memory/3584-80-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/3584-25-0x00000000746FE000-0x00000000746FF000-memory.dmp

Filesize
4KB

Download
memory/4528-81-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/4528-92-0x0000000008970000-0x0000000008F88000-memory.dmp

Filesize
6.1MB

Download
memory/4528-99-0x00000000094A0000-0x00000000094BE000-memory.dmp

Filesize
120KB

Download
memory/4528-98-0x00000000094F0000-0x0000000009566000-memory.dmp

Filesize
472KB

Download
memory/4528-97-0x0000000009200000-0x0000000009266000-memory.dmp

Filesize
408KB

Download
memory/4528-96-0x00000000085E0000-0x000000000862C000-memory.dmp

Filesize
304KB

Download
memory/4528-95-0x0000000008480000-0x00000000084BC000-memory.dmp

Filesize
240KB

Download
memory/4528-94-0x0000000008420000-0x0000000008432000-memory.dmp

Filesize
72KB

Download
memory/4528-93-0x00000000084D0000-0x00000000085DA000-memory.dmp

Filesize
1.0MB

Download
memory/5044-62-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/5044-39-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/5044-40-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/5044-48-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/5044-46-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/5044-56-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/5044-44-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/5044-64-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/5044-66-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/5044-42-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download