Analysis
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max time kernel
121s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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 behavioral1/memory/2692-6-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-14-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-26-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-24-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-22-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-21-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-20-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-19-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-18-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-16-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-15-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-13-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-11-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-9-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-4-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-5-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-3-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-46-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-51-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-72-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-81-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-83-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-79-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-77-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-76-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-71-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-66-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-89-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-85-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-62-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-61-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-59-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-56-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-54-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-53-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-67-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-57-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-52-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-50-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-48-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-47-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-45-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-43-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-42-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-92-0x0000000140000000-0x00000001401FA000-memory.dmp family_meduza behavioral1/memory/2692-93-0x0000000140000000-0x00000001401FA000-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-1-5-21-1846800975-3917212583-2893086201-1000\Control Panel\International\Geo\Nation build_67307f775d4e30.04558273.exe -
Deletes itself 1 IoCs
pid Process 772 cmd.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-1-5-21-1846800975-3917212583-2893086201-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 build_67307f775d4e30.04558273.exe Key opened \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 build_67307f775d4e30.04558273.exe Key opened \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 build_67307f775d4e30.04558273.exe Key opened \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 build_67307f775d4e30.04558273.exe Key opened \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\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 2224 set thread context of 2692 2224 build_67307f775d4e30.04558273.exe 31 -
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 772 cmd.exe 484 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 484 PING.EXE -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2692 build_67307f775d4e30.04558273.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2692 build_67307f775d4e30.04558273.exe Token: SeImpersonatePrivilege 2692 build_67307f775d4e30.04558273.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2224 wrote to memory of 2692 2224 build_67307f775d4e30.04558273.exe 31 PID 2224 wrote to memory of 2692 2224 build_67307f775d4e30.04558273.exe 31 PID 2224 wrote to memory of 2692 2224 build_67307f775d4e30.04558273.exe 31 PID 2224 wrote to memory of 2692 2224 build_67307f775d4e30.04558273.exe 31 PID 2224 wrote to memory of 2692 2224 build_67307f775d4e30.04558273.exe 31 PID 2224 wrote to memory of 2692 2224 build_67307f775d4e30.04558273.exe 31 PID 2224 wrote to memory of 2692 2224 build_67307f775d4e30.04558273.exe 31 PID 2224 wrote to memory of 2692 2224 build_67307f775d4e30.04558273.exe 31 PID 2224 wrote to memory of 2692 2224 build_67307f775d4e30.04558273.exe 31 PID 2224 wrote to memory of 2692 2224 build_67307f775d4e30.04558273.exe 31 PID 2224 wrote to memory of 2692 2224 build_67307f775d4e30.04558273.exe 31 PID 2692 wrote to memory of 772 2692 build_67307f775d4e30.04558273.exe 33 PID 2692 wrote to memory of 772 2692 build_67307f775d4e30.04558273.exe 33 PID 2692 wrote to memory of 772 2692 build_67307f775d4e30.04558273.exe 33 PID 772 wrote to memory of 484 772 cmd.exe 35 PID 772 wrote to memory of 484 772 cmd.exe 35 PID 772 wrote to memory of 484 772 cmd.exe 35 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\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-1-5-21-1846800975-3917212583-2893086201-1000\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:2224 -
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:2692 -
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⤵
- Deletes itself
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:772 -
C:\Windows\system32\PING.EXEping 1.1.1.1 -n 1 -w 30004⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:484
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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