Analysis
-
max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-12-2024 20:28
Static task
static1
Behavioral task
behavioral1
Sample
billys.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
billys.exe
Resource
win10v2004-20241007-en
General
-
Target
billys.exe
-
Size
2.6MB
-
MD5
41f92168b17f6f6e3f0c2dd847b8790c
-
SHA1
d72086c8d7cf22ee4a212a8aafbf2c1cfbb68db4
-
SHA256
4a5229e0157022f1f1e52bc9ddef08d3495094f596ec8b861f82778f13664ddc
-
SHA512
51993dd5aed96c4dc4863ad9126be8f8e651b363cde9042561fc9fa1c9f19febacc786c9dbde8c148cd6eaf28b536e3056582e5413e507f67d4981ddde8a001f
-
SSDEEP
24576:V9L8hJZ4uB+Ch0lhSMXlnwgT59w2/rbS43qtrtgBGVb5Q:PL8hD4auX/weJBGs
Malware Config
Extracted
meduza
45.130.145.152
-
anti_dbg
true
-
anti_vm
true
-
build_name
Student
-
extensions
.txt;.doc;.docx;.pdf;.xls;.xlsx;.log;.db;.sqlite
-
grabber_max_size
3.145728e+06
-
port
15666
-
self_destruct
true
Signatures
-
Meduza Stealer payload 50 IoCs
resource yara_rule behavioral2/memory/2380-4-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-12-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-14-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-19-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-17-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-13-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-11-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-9-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-6-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-10-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-3-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-5-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-27-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-26-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-31-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-30-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-38-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-39-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-37-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-36-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-33-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-40-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-62-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-78-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-83-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-81-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-75-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-71-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-69-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-68-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-63-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-57-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-56-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-53-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-51-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-50-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-41-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-47-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-45-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-44-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-85-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-86-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-87-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-93-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-92-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-89-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-88-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-84-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-96-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza behavioral2/memory/2380-97-0x00000203D8160000-0x00000203D835A000-memory.dmp family_meduza -
Meduza family
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation billys.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 5 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 billys.exe Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 billys.exe Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 billys.exe Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 billys.exe Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 billys.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
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 8 api.ipify.org 9 api.ipify.org -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3312 cmd.exe 3656 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3656 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2380 billys.exe 2380 billys.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2380 billys.exe Token: SeImpersonatePrivilege 2380 billys.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2380 wrote to memory of 3312 2380 billys.exe 97 PID 2380 wrote to memory of 3312 2380 billys.exe 97 PID 3312 wrote to memory of 3656 3312 cmd.exe 99 PID 3312 wrote to memory of 3656 3312 cmd.exe 99 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 billys.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 billys.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\billys.exe"C:\Users\Admin\AppData\Local\Temp\billys.exe"1⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2380 -
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\Local\Temp\billys.exe"2⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:3312 -
C:\Windows\system32\PING.EXEping 1.1.1.1 -n 1 -w 30003⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:3656
-
-
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1