Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10-11-2024 14:28
Static task
static1
Behavioral task
behavioral1
Sample
build_67307f775d4e30.04558273.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
build_67307f775d4e30.04558273.exe
Resource
win10v2004-20241007-en
General
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Target
build_67307f775d4e30.04558273.exe
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Size
3.6MB
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MD5
589710b609ea72dbc57f0f3c1abcffc0
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SHA1
c1d2f2e37f7334a1abef7be7db15abfa7ea89fdb
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SHA256
b3695b4a42ef5d5cc9a037917d101ecee76367f7091a78dedb6fd086d86969cf
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SHA512
2340c7956e5e6497ff2448ff420d61f61f5a28831f60ea7781a84491dc9a4cb12fedf8c0fcc18837aaa4daab89fab87e781eef8e8c324561abea58dc51f1861d
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SSDEEP
49152:0Qusxfs8dviPhCCuI6vKHOmjhH6tDEZI16oGN2WBMp:5Xp
Malware Config
Extracted
meduza
109.107.181.162
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anti_dbg
true
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anti_vm
true
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build_name
635
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extensions
none
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grabber_max_size
1.048576e+06
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links
none
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port
15666
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self_destruct
true
Signatures
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Meduza Stealer payload 46 IoCs
resource yara_rule behavioral2/memory/716-1-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-7-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-12-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-18-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-15-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-14-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-13-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-11-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-8-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-20-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-6-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-0-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-5-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-2-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-30-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-29-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-34-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-33-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-35-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-41-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-40-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-37-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-36-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-42-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-47-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-50-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-68-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-87-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-86-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-84-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-79-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-75-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-73-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-72-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-65-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-59-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-56-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-54-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-53-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-48-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-43-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-60-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-44-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-94-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-97-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral2/memory/716-98-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza -
Meduza family
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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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation build_67307f775d4e30.04558273.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 5 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 build_67307f775d4e30.04558273.exe Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 build_67307f775d4e30.04558273.exe Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 build_67307f775d4e30.04558273.exe Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 build_67307f775d4e30.04558273.exe Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 build_67307f775d4e30.04558273.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1204 set thread context of 716 1204 build_67307f775d4e30.04558273.exe 83 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1752 cmd.exe 2612 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2612 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 716 build_67307f775d4e30.04558273.exe 716 build_67307f775d4e30.04558273.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 716 build_67307f775d4e30.04558273.exe Token: SeImpersonatePrivilege 716 build_67307f775d4e30.04558273.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1204 wrote to memory of 716 1204 build_67307f775d4e30.04558273.exe 83 PID 1204 wrote to memory of 716 1204 build_67307f775d4e30.04558273.exe 83 PID 1204 wrote to memory of 716 1204 build_67307f775d4e30.04558273.exe 83 PID 1204 wrote to memory of 716 1204 build_67307f775d4e30.04558273.exe 83 PID 1204 wrote to memory of 716 1204 build_67307f775d4e30.04558273.exe 83 PID 1204 wrote to memory of 716 1204 build_67307f775d4e30.04558273.exe 83 PID 1204 wrote to memory of 716 1204 build_67307f775d4e30.04558273.exe 83 PID 1204 wrote to memory of 716 1204 build_67307f775d4e30.04558273.exe 83 PID 1204 wrote to memory of 716 1204 build_67307f775d4e30.04558273.exe 83 PID 1204 wrote to memory of 716 1204 build_67307f775d4e30.04558273.exe 83 PID 716 wrote to memory of 1752 716 build_67307f775d4e30.04558273.exe 98 PID 716 wrote to memory of 1752 716 build_67307f775d4e30.04558273.exe 98 PID 1752 wrote to memory of 2612 1752 cmd.exe 100 PID 1752 wrote to memory of 2612 1752 cmd.exe 100 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 build_67307f775d4e30.04558273.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 build_67307f775d4e30.04558273.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\build_67307f775d4e30.04558273.exe"C:\Users\Admin\AppData\Local\Temp\build_67307f775d4e30.04558273.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1204 -
C:\Users\Admin\AppData\Local\Temp\build_67307f775d4e30.04558273.exeC:\Users\Admin\AppData\Local\Temp\build_67307f775d4e30.04558273.exe2⤵
- 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:716 -
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\build_67307f775d4e30.04558273.exe"3⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:1752 -
C:\Windows\system32\PING.EXEping 1.1.1.1 -n 1 -w 30004⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2612
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Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1