Analysis
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max time kernel
128s -
max time network
134s -
platform
windows10-1703_x64 -
resource
win10-20231023-en -
resource tags
arch:x64arch:x86image:win10-20231023-enlocale:en-usos:windows10-1703-x64system -
submitted
13/12/2023, 23:40
Behavioral task
behavioral1
Sample
01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe
Resource
win10-20231023-en
General
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Target
01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe
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Size
1.6MB
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MD5
3433d74a263587ca10d6544913ede181
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SHA1
571a4e44250a07d9d3ae5f576d1e8b00b35f0008
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SHA256
01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee
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SHA512
bd35ed9e6079e3f50a009fd4b480990b06a0fa56feadc8f2f5aab3b0f029261c7db14873e814e7d8e8344486b086833e87617f6fc26885c7fe231377f287cf40
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SSDEEP
49152:80ceOGgUYYEmluRKYoFh4kGWusbQnIyDi1E1uonTKi/OjCCNG:1XOGgUYC4RKXFhrusbaDkE1u
Malware Config
Signatures
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Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FANBooster131.lnk 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-946614337-2046421199-3397417319-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe Key opened \REGISTRY\USER\S-1-5-21-946614337-2046421199-3397417319-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe Key opened \REGISTRY\USER\S-1-5-21-946614337-2046421199-3397417319-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-946614337-2046421199-3397417319-1000\Software\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe" 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.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 3 ipinfo.io 4 ipinfo.io -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe File opened for modification C:\Windows\System32\GroupPolicy 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 1052 3200 WerFault.exe 70 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3808 schtasks.exe 4976 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3200 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe 3200 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3200 wrote to memory of 3808 3200 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe 71 PID 3200 wrote to memory of 3808 3200 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe 71 PID 3200 wrote to memory of 3808 3200 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe 71 PID 3200 wrote to memory of 4976 3200 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe 75 PID 3200 wrote to memory of 4976 3200 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe 75 PID 3200 wrote to memory of 4976 3200 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe 75 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-946614337-2046421199-3397417319-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-946614337-2046421199-3397417319-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe"C:\Users\Admin\AppData\Local\Temp\01eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee.exe"1⤵
- Drops startup file
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Drops file in System32 directory
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:3200 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST2⤵
- Creates scheduled task(s)
PID:3808
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST2⤵
- Creates scheduled task(s)
PID:4976
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 17322⤵
- Program crash
PID:1052
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:3792
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s fhsvc1⤵PID:4532
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.6MB
MD53433d74a263587ca10d6544913ede181
SHA1571a4e44250a07d9d3ae5f576d1e8b00b35f0008
SHA25601eba96df5e0e5421e8647938359dbc25d5607ca63cf1cb67b05842d0c5823ee
SHA512bd35ed9e6079e3f50a009fd4b480990b06a0fa56feadc8f2f5aab3b0f029261c7db14873e814e7d8e8344486b086833e87617f6fc26885c7fe231377f287cf40
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Filesize
3KB
MD5733c9fffb64c55267b4f9bab665efc97
SHA18343f3ec9063694b78ce4ebee6a7f1dc368149e8
SHA2561910c82bdf29dd7a88982ef56c113a977957bc3e012b7bb248b17dd9607e8ed1
SHA5123d470eec3ea4dfe8c5c5bfa6a386de5dd150f6476104d4dcb58fcfa66ef24e08d64d001e77f0174ee26450481c1264a5118bd6539df17ee4eae7b57ad029be06
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Filesize
92KB
MD5674e2655c91200908ca7eea977ffc25b
SHA10ff0e11d5933cf382d7381edbc6f216d97a2e181
SHA2566d9706346ebea4d1cdb447635404e8a662bc2f40bc6d829b45d50aeedeeaffaa
SHA512304ad62ea8746a6dd086687bbd9d22031c2a731d0d7809ebffaaa6649ee16a9bc89e2dc17eb360dc81309fde5a797bd9398928708d63c08cc7d4e51c2f959642