Analysis
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max time kernel
95s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15-11-2024 07:07
Static task
static1
Behavioral task
behavioral1
Sample
1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe
Resource
win7-20240903-en
General
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Target
1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe
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Size
70.3MB
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MD5
34685447de7a88a522e09b360da83bb8
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SHA1
d7a051403a980d484bc4e6be11491c7d27b7c6b1
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SHA256
1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e
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SHA512
ab29904572ecf226832aac8ecf3ad2e0d5f24c1292b25b3af67741352aa428c008b875447f5a61fd03974ba6ef0433a22e4f11d44efb3b21ef5dd9f9d3972eb8
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SSDEEP
6144:9ykTQp8xurN4JlU94SyTKJPpTHf3zZOckmhrK:9JTQp8AiJl6+YxzfDZLK
Malware Config
Extracted
meduza
45.130.145.152
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anti_dbg
true
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anti_vm
true
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build_name
Work
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extensions
.txt;.doc;.docx;.pdf;.xls;.xlsx;.log;.db;.sqlite
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grabber_max_size
4.194304e+06
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port
15666
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self_destruct
false
Signatures
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Meduza Stealer payload 6 IoCs
resource yara_rule behavioral2/memory/1504-70-0x0000000140000000-0x000000014013E000-memory.dmp family_meduza behavioral2/memory/1504-73-0x0000000140000000-0x000000014013E000-memory.dmp family_meduza behavioral2/memory/1504-74-0x0000000140000000-0x000000014013E000-memory.dmp family_meduza behavioral2/memory/1504-72-0x0000000140000000-0x000000014013E000-memory.dmp family_meduza behavioral2/memory/1504-83-0x0000000140000000-0x000000014013E000-memory.dmp family_meduza behavioral2/memory/1504-84-0x0000000140000000-0x000000014013E000-memory.dmp family_meduza -
Meduza family
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 4200 powershell.exe -
Downloads MZ/PE file
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation hVrrnn0bsA.exe Key value queried \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation 1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe -
Executes dropped EXE 2 IoCs
pid Process 3036 hVrrnn0bsA.exe 1504 hVrrnn0bsA.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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hVrrnn0bsA.exe Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hVrrnn0bsA.exe Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hVrrnn0bsA.exe Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hVrrnn0bsA.exe Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hVrrnn0bsA.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 39 api.ipify.org 38 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3036 set thread context of 1504 3036 hVrrnn0bsA.exe 103 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4200 powershell.exe 4200 powershell.exe 1504 hVrrnn0bsA.exe 1504 hVrrnn0bsA.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1532 1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe Token: SeDebugPrivilege 4200 powershell.exe Token: SeDebugPrivilege 1504 hVrrnn0bsA.exe Token: SeImpersonatePrivilege 1504 hVrrnn0bsA.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1532 wrote to memory of 4200 1532 1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe 97 PID 1532 wrote to memory of 4200 1532 1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe 97 PID 1532 wrote to memory of 4200 1532 1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe 97 PID 1532 wrote to memory of 3036 1532 1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe 102 PID 1532 wrote to memory of 3036 1532 1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe 102 PID 3036 wrote to memory of 1504 3036 hVrrnn0bsA.exe 103 PID 3036 wrote to memory of 1504 3036 hVrrnn0bsA.exe 103 PID 3036 wrote to memory of 1504 3036 hVrrnn0bsA.exe 103 PID 3036 wrote to memory of 1504 3036 hVrrnn0bsA.exe 103 PID 3036 wrote to memory of 1504 3036 hVrrnn0bsA.exe 103 PID 3036 wrote to memory of 1504 3036 hVrrnn0bsA.exe 103 PID 3036 wrote to memory of 1504 3036 hVrrnn0bsA.exe 103 PID 3036 wrote to memory of 1504 3036 hVrrnn0bsA.exe 103 PID 3036 wrote to memory of 1504 3036 hVrrnn0bsA.exe 103 PID 3036 wrote to memory of 1504 3036 hVrrnn0bsA.exe 103 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hVrrnn0bsA.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hVrrnn0bsA.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe"C:\Users\Admin\AppData\Local\Temp\1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1532 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -NoProfile -WindowStyle Hidden -EncodedCommand QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgACcAQwA6AFwAVQBzAGUAcgBzAFwAQQBkAG0AaQBuAFwAQQBwAHAARABhAHQAYQBcAEwAbwBjAGEAbABcAFQAZQBtAHAAXAByAGsAYwBIAEEASgB6AEQARgBrAFwAaABWAHIAcgBuAG4AMABiAHMAQQAuAGUAeABlACcA2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4200
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C:\Users\Admin\AppData\Local\Temp\rkcHAJzDFk\hVrrnn0bsA.exe"C:\Users\Admin\AppData\Local\Temp\rkcHAJzDFk\hVrrnn0bsA.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3036 -
C:\Users\Admin\AppData\Local\Temp\rkcHAJzDFk\hVrrnn0bsA.exeC:\Users\Admin\AppData\Local\Temp\rkcHAJzDFk\hVrrnn0bsA.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1504
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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
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
4.1MB
MD5dd0b9382bc7d77840b168800bc8cb812
SHA1d5b635efbf79662929b311572e41d7ea612749cc
SHA25693626f2a12a4ab1fbe7e284af0a3368c4041e58428f18429acc64d3f09067a29
SHA512d59b6f1496eade71a929c054523fa4815b5786226e0f1a62a6c0855ce5f2d2759ade49f1c00f657474c87a0d0a8a01fbc49644a766dde3556ccc9994152679de