Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-11-2024 02:08
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 2 IoCs
Processes:
resource yara_rule behavioral2/memory/2804-65-0x0000024488CA0000-0x0000024488DDE000-memory.dmp family_meduza behavioral2/memory/2804-74-0x0000024488CA0000-0x0000024488DDE000-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.
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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.
Processes:
G02OmyP43H.exe1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation G02OmyP43H.exe Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation 1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe -
Executes dropped EXE 1 IoCs
Processes:
G02OmyP43H.exepid Process 2804 G02OmyP43H.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
Processes:
G02OmyP43H.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 G02OmyP43H.exe Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 G02OmyP43H.exe Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 G02OmyP43H.exe Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 G02OmyP43H.exe Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 G02OmyP43H.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.
Processes:
flow ioc 36 api.ipify.org 37 api.ipify.org -
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.
Processes:
1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exepowershell.exedescription 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
Processes:
powershell.exeG02OmyP43H.exepid Process 3160 powershell.exe 3160 powershell.exe 2804 G02OmyP43H.exe 2804 G02OmyP43H.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exepowershell.exeG02OmyP43H.exedescription pid Process Token: SeDebugPrivilege 4332 1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe Token: SeDebugPrivilege 3160 powershell.exe Token: SeDebugPrivilege 2804 G02OmyP43H.exe Token: SeImpersonatePrivilege 2804 G02OmyP43H.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exedescription pid Process procid_target PID 4332 wrote to memory of 3160 4332 1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe 98 PID 4332 wrote to memory of 3160 4332 1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe 98 PID 4332 wrote to memory of 3160 4332 1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe 98 PID 4332 wrote to memory of 2804 4332 1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe 103 PID 4332 wrote to memory of 2804 4332 1164a8f550cdcca584fbef5b09a9acb89fa79fbde89a66e92e1b45dcaa982c8e.exe 103 -
outlook_office_path 1 IoCs
Processes:
G02OmyP43H.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 G02OmyP43H.exe -
outlook_win_path 1 IoCs
Processes:
G02OmyP43H.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 G02OmyP43H.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:4332 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -NoProfile -WindowStyle Hidden -EncodedCommand QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgACcAQwA6AFwAVQBzAGUAcgBzAFwAQQBkAG0AaQBuAFwAQQBwAHAARABhAHQAYQBcAEwAbwBjAGEAbABcAFQAZQBtAHAAXAB5AHgAYgB0AEYAZgBjAGIAWgBWAFwARwAwADIATwBtAHkAUAA0ADMASAAuAGUAeABlACcA2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3160
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C:\Users\Admin\AppData\Local\Temp\yxbtFfcbZV\G02OmyP43H.exe"C:\Users\Admin\AppData\Local\Temp\yxbtFfcbZV\G02OmyP43H.exe"2⤵
- 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:2804
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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
2.5MB
MD5823882161f77b0f3dafcbc1112000a98
SHA137cc9d3f298a358232a1bbc1cc0376df480525d8
SHA256bfe90987bd3cee5c347c1db7c6db0f63545bbca447667226798d1ba071915b08
SHA5124fc2cb284065074498d2b37febba994a9b4d773f9f92555c21c6f8c22a318c25a97f518cb7d0dbf320cf5bcf984b2b9b0e880a9f5a43ed1353f7782ec60343a5