Analysis
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max time kernel
144s -
max time network
103s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
27/10/2024, 02:38
Static task
static1
Behavioral task
behavioral1
Sample
8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
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Target
8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe
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Size
792KB
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MD5
fb24966daab46af066a7b7c041236de9
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SHA1
391bb0f3da952bbbf14b61b7f6c01175344be882
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SHA256
8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d
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SHA512
7086d3a365f1fd90b26309ca87c70a872c10badc03a47e96997465c1e8db755d8de05c5321af6e7b53d566acb6193ded5b331f7232df22b4dad881a3533a764f
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SSDEEP
12288:XDGxeWd8KhMLxCTSr+lZbYk4z+pmUd0CP/TtybfkmvKAFfyhRY2ULwMaVZl:W3ddhMLiSKlGkZhVBy7BvHyhR3ULxe/
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot7511877228:AAEfdtsXiYLhmN4YbL4GOCHPaqlvykB-alc/sendMessage?chat_id=7534008929
Signatures
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VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Vipkeylogger family
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Loads dropped DLL 1 IoCs
pid Process 756 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.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 3 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-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 45 drive.google.com 46 drive.google.com -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 58 checkip.dyndns.org -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 4740 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 756 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe 4740 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 756 set thread context of 4740 756 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe 97 -
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 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4740 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe 4740 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 756 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4740 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 756 wrote to memory of 4740 756 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe 97 PID 756 wrote to memory of 4740 756 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe 97 PID 756 wrote to memory of 4740 756 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe 97 PID 756 wrote to memory of 4740 756 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe 97 PID 756 wrote to memory of 4740 756 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe 97 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe"C:\Users\Admin\AppData\Local\Temp\8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:756 -
C:\Users\Admin\AppData\Local\Temp\8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe"C:\Users\Admin\AppData\Local\Temp\8e5d0c237ba87f5b445c7edcf6d5ea6071fb873c64b6431f4f98527461aac37d.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4740
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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
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
11KB
MD5ee260c45e97b62a5e42f17460d406068
SHA1df35f6300a03c4d3d3bd69752574426296b78695
SHA256e94a1f7bcd7e0d532b660d0af468eb3321536c3efdca265e61f9ec174b1aef27
SHA512a98f350d17c9057f33e5847462a87d59cbf2aaeda7f6299b0d49bb455e484ce4660c12d2eb8c4a0d21df523e729222bbd6c820bf25b081bc7478152515b414b3