Analysis
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max time kernel
143s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
22/02/2025, 05:37
Static task
static1
Behavioral task
behavioral1
Sample
b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe
Resource
win7-20250207-en
Behavioral task
behavioral2
Sample
b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe
Resource
win10v2004-20250217-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20250217-en
General
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Target
b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe
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Size
1.1MB
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MD5
498fa48c532298d0b66573d5027bb134
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SHA1
d1987503ad04b7f9d102328ac407a261f297d226
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SHA256
b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554
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SHA512
ecc19e7a5334107c7913a2b9df93fcad4cc08c8067de3074827e9c78795961b6393c3fb2c8521b3e626ae155a31a4ea8539ec08bd091674d8e3c684451997bbd
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SSDEEP
24576:MjEmMWRNc7WxEgr1GsflpiWFsjq5c3SddFDykNTwdQG9ikZ:jmjRNQgEg5GsNpi4l5kSdzDPwZim
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 4972 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.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-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key opened \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key opened \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key opened \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key opened \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key opened \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key opened \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key opened \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key created \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 15 drive.google.com 16 drive.google.com -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 4564 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4972 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe 4564 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Common Files\etageboligomraader\Afbagte.ini b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.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 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4972 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4564 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4972 wrote to memory of 4564 4972 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe 86 PID 4972 wrote to memory of 4564 4972 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe 86 PID 4972 wrote to memory of 4564 4972 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe 86 PID 4972 wrote to memory of 4564 4972 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe 86 -
outlook_office_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe -
outlook_win_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe"C:\Users\Admin\AppData\Local\Temp\b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4972 -
C:\Users\Admin\AppData\Local\Temp\b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.exe"C:\Users\Admin\AppData\Local\Temp\b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554.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:4564
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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
11KB
MD5ee260c45e97b62a5e42f17460d406068
SHA1df35f6300a03c4d3d3bd69752574426296b78695
SHA256e94a1f7bcd7e0d532b660d0af468eb3321536c3efdca265e61f9ec174b1aef27
SHA512a98f350d17c9057f33e5847462a87d59cbf2aaeda7f6299b0d49bb455e484ce4660c12d2eb8c4a0d21df523e729222bbd6c820bf25b081bc7478152515b414b3