Analysis
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max time kernel
95s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
20/02/2025, 02:52
Static task
static1
Behavioral task
behavioral1
Sample
4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe
Resource
win10v2004-20250217-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20250217-en
Behavioral task
behavioral5
Sample
Regnbuehinden/undervisningsformens.app
Resource
macos-20241101-en
General
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Target
4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe
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Size
614KB
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MD5
6b654cb879dd6171a27f49ede0640dd0
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SHA1
f3b604c42287475b70a3372ac271b083bf47d617
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SHA256
4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8
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SHA512
e4dcd46b03554ebbcbbad4fc007e09ef051e455a3f2b8a1cde3d7dd25a505d5bf04dae5d14d96e2f1f67d18efebdf4d434f1ba7aed876b605805a18c30e2001a
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SSDEEP
12288:ZfZ6QaYTUyLt20YOlIlBEpR72as3pKbax5fUxg9V0ttHXbai1P4dXV:ZIdItdYOCBM7l+psax5Mxg6tWiR4/
Malware Config
Signatures
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Guloader family
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Loads dropped DLL 1 IoCs
pid Process 2648 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.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 42 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key opened \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key opened \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key opened \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key opened \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key opened \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key opened \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key opened \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key created \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 21 drive.google.com 22 drive.google.com -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 2516 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2648 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe 2516 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe -
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 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2648 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2516 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2648 wrote to memory of 2516 2648 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe 88 PID 2648 wrote to memory of 2516 2648 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe 88 PID 2648 wrote to memory of 2516 2648 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe 88 PID 2648 wrote to memory of 2516 2648 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe 88 -
outlook_office_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe -
outlook_win_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-1170604239-850860757-3112005715-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe"C:\Users\Admin\AppData\Local\Temp\4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2648 -
C:\Users\Admin\AppData\Local\Temp\4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe"C:\Users\Admin\AppData\Local\Temp\4c4b1980eed21f43c792e2d1727b36c9a6cf04b7732250d4559ca4a2f341dda8.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2516
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Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
1Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
37B
MD54fbe761fb296431fa2b2b2f1b2151773
SHA122b08baab25ba9367620747f559b8a9900d39f5e
SHA2564e71a5b2c04ec9db74bb59e1ee2caa7a68d4a393f81ab3bac48226919fa35a5b
SHA512822b45bc5c8745af9fb4abe43bc4ae74bf06cc24c8d9760cd0c619f5b5805a9cf46f1b1e0d1d082130573cc72c6f060232f117ac9e1544a84083fad197316a80
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Filesize
11KB
MD575ed96254fbf894e42058062b4b4f0d1
SHA1996503f1383b49021eb3427bc28d13b5bbd11977
SHA256a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7
SHA51258174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4