meduza | 57254b0a2702fa00ca5fffe1839106a5f9cf582ac48152955ed100fe00935b59

Analysis

max time kernel
149s
max time network
145s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
03/10/2024, 18:02

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General

Target

Launcher/Launcher.exe
Size

810KB
MD5

7f3587a7b13053d1a827d74ed6783c59
SHA1

f34454fe0873e07a7c45b76173873e88eb7baf35
SHA256

cf8a506f3cf42a271bfa342941dfdedf9e05dde1b4061e421df4730d7a0a4c7e
SHA512

7da24433f46df699332721e0449f618208b60225d4b4fcd957d40ab2806ca6f0ea65375766a529411f73994b334c83d05c256a6e46a968e2b94d751384c11be8
SSDEEP

12288:MVYUeD1zgrmoxdGxa1PI+QDXMZ6GQ6ov2m+UtbVkGDvAd1slDXg:y+1UrmyWalINbQUv2gVbAdgDXg

Score

10^/10

meduza collection discovery spyware stealer

Malware Config

Extracted

Family

meduza

109.107.181.162

Signatures

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

Meduza Stealer payload 5 IoCs

resource	yara_rule
behavioral2/memory/1752-35-0x0000000140000000-0x000000014010F000-memory.dmp	family_meduza
behavioral2/memory/1752-39-0x0000000140000000-0x000000014010F000-memory.dmp	family_meduza
behavioral2/memory/1752-34-0x0000000140000000-0x000000014010F000-memory.dmp	family_meduza
behavioral2/memory/1752-31-0x0000000140000000-0x000000014010F000-memory.dmp	family_meduza
behavioral2/memory/1752-50-0x0000000140000000-0x000000014010F000-memory.dmp	family_meduza

Executes dropped EXE 2 IoCs

pid	Process
4992	updater.exe
1752	updater.exe

Loads dropped DLL 1 IoCs

pid	Process
4992	updater.exe

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 5 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	updater.exe
Key opened	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	updater.exe
Key opened	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	updater.exe
Key opened	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	updater.exe
Key opened	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	updater.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
1	api.ipify.org
6	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4992 set thread context of 1752	4992	updater.exe	79

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 1 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	Launcher.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4340	cmd.exe
3100	PING.EXE

NTFS ADS 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\Launcher\a.exe:extractor.dll	updater.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3100	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1752	updater.exe
1752	updater.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3716	Launcher.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3716 wrote to memory of 4992	3716	Launcher.exe	78
PID 3716 wrote to memory of 4992	3716	Launcher.exe	78
PID 4992 wrote to memory of 1752	4992	updater.exe	79
PID 4992 wrote to memory of 1752	4992	updater.exe	79
PID 4992 wrote to memory of 1752	4992	updater.exe	79
PID 4992 wrote to memory of 1752	4992	updater.exe	79
PID 4992 wrote to memory of 1752	4992	updater.exe	79
PID 4992 wrote to memory of 1752	4992	updater.exe	79
PID 4992 wrote to memory of 1752	4992	updater.exe	79
PID 4992 wrote to memory of 1752	4992	updater.exe	79
PID 4992 wrote to memory of 1752	4992	updater.exe	79
PID 4992 wrote to memory of 1752	4992	updater.exe	79
PID 4992 wrote to memory of 1752	4992	updater.exe	79
PID 4992 wrote to memory of 1752	4992	updater.exe	79
PID 4992 wrote to memory of 1752	4992	updater.exe	79
PID 4992 wrote to memory of 1752	4992	updater.exe	79
PID 4992 wrote to memory of 1752	4992	updater.exe	79
PID 1752 wrote to memory of 4340	1752	updater.exe	80
PID 1752 wrote to memory of 4340	1752	updater.exe	80
PID 4340 wrote to memory of 3100	4340	cmd.exe	82
PID 4340 wrote to memory of 3100	4340	cmd.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	updater.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-6179872-1886041298-1573312864-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	updater.exe

C:\Users\Admin\AppData\Local\Temp\Launcher\Launcher.exe
"C:\Users\Admin\AppData\Local\Temp\Launcher\Launcher.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3716
- C:\Users\Admin\AppData\Roaming\NewInstaller27\updater.exe
  "C:\Users\Admin\AppData\Roaming\NewInstaller27\updater.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - NTFS ADS
  - Suspicious use of WriteProcessMemory
  PID:4992
- - C:\Users\Admin\AppData\Roaming\NewInstaller27\updater.exe
    "C:\Users\Admin\AppData\Roaming\NewInstaller27\updater.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    - outlook_office_path
    - outlook_win_path
    PID:1752
  - - C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 3000 > Nul & Del /f /q "C:\Users\Admin\AppData\Roaming\NewInstaller27\updater.exe"
      4⤵
      System Network Configuration Discovery: Internet Connection Discovery
      Suspicious use of WriteProcessMemory
      PID:4340
    - - C:\Windows\system32\PING.EXE
        
        ping 1.1.1.1 -n 1 -w 3000
        5⤵
        System Network Configuration Discovery: Internet Connection Discovery
        Runs ping.exe
        
        PID:3100

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Launcher\a.exe:extractor.dll

Filesize
1.2MB

MD5
b981f3349142b904aca6a5946b561a58

SHA1
cd69f0a129c0f4e3c74c450f392e4a346acf6398

SHA256
4bfe78dbea2a20d765c76d90aacdcb14233e3b107d3ec8657f6917b44de07db5

SHA512
cbbce177e5751d50dfa179983427af2190d6149b03c77223ff82101255140b48e7911c482752e8e49410714a85419ec9fce406ec6956ad48e4975bef7c47ec68

Download Submit
C:\Users\Admin\AppData\Roaming\NewInstaller27\updater.exe

Filesize
1.5MB

MD5
33ca3159a7da64b6fa10cb9cad45787b

SHA1
a2231eaf294c0f2a13ef5a1edaeca67094c85039

SHA256
5c84357eb2c09daa6bc1aa3d9d12f8d6809420e6d4613f284427af9ec789d8fe

SHA512
4b9c5a2d73214a3840f90a0b99cbeb509c4e227aa6a58544fc38bbfdcc8e4cb69c046521c90f177cda97f58d1f01b83c44566c7a7ce53f7f302c856a9f422945

Download Submit
memory/1752-50-0x0000000140000000-0x000000014010F000-memory.dmp

Filesize
1.1MB

Download
memory/1752-31-0x0000000140000000-0x000000014010F000-memory.dmp

Filesize
1.1MB

Download
memory/1752-34-0x0000000140000000-0x000000014010F000-memory.dmp

Filesize
1.1MB

Download
memory/1752-39-0x0000000140000000-0x000000014010F000-memory.dmp

Filesize
1.1MB

Download
memory/1752-35-0x0000000140000000-0x000000014010F000-memory.dmp

Filesize
1.1MB

Download
memory/3716-14-0x0000000074AA0000-0x0000000075251000-memory.dmp

Filesize
7.7MB

Download
memory/3716-5-0x00000000052C0000-0x00000000052CA000-memory.dmp

Filesize
40KB

Download
memory/3716-9-0x0000000074AA0000-0x0000000075251000-memory.dmp

Filesize
7.7MB

Download
memory/3716-10-0x0000000008700000-0x000000000870A000-memory.dmp

Filesize
40KB

Download
memory/3716-11-0x0000000074AA0000-0x0000000075251000-memory.dmp

Filesize
7.7MB

Download
memory/3716-12-0x0000000074AA0000-0x0000000075251000-memory.dmp

Filesize
7.7MB

Download
memory/3716-13-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

Filesize
4KB

Download
memory/3716-0-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

Filesize
4KB

Download
memory/3716-16-0x0000000008710000-0x0000000008722000-memory.dmp

Filesize
72KB

Download
memory/3716-7-0x0000000005200000-0x0000000005214000-memory.dmp

Filesize
80KB

Download
memory/3716-6-0x0000000005660000-0x00000000057AE000-memory.dmp

Filesize
1.3MB

Download
memory/3716-8-0x00000000054D0000-0x0000000005544000-memory.dmp

Filesize
464KB

Download
memory/3716-36-0x0000000074AA0000-0x0000000075251000-memory.dmp

Filesize
7.7MB

Download
memory/3716-4-0x0000000074AA0000-0x0000000075251000-memory.dmp

Filesize
7.7MB

Download
memory/3716-41-0x0000000005390000-0x00000000053A0000-memory.dmp

Filesize
64KB

Download
memory/3716-40-0x0000000074AA0000-0x0000000075251000-memory.dmp

Filesize
7.7MB

Download
memory/3716-51-0x0000000005390000-0x00000000053A0000-memory.dmp

Filesize
64KB

Download
memory/3716-1-0x0000000000670000-0x0000000000740000-memory.dmp

Filesize
832KB

Download
memory/3716-3-0x0000000005220000-0x00000000052B2000-memory.dmp

Filesize
584KB

Download
memory/3716-2-0x0000000005950000-0x0000000005EF6000-memory.dmp

Filesize
5.6MB

Download
memory/4992-38-0x00007FFE01360000-0x00007FFE01497000-memory.dmp

Filesize
1.2MB

Download
memory/4992-37-0x00007FF7A92E0000-0x00007FF7A9461000-memory.dmp

Filesize
1.5MB

Download