Analysis
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max time kernel
78s -
max time network
177s -
platform
windows10-1703_x64 -
resource
win10-20220901-en -
resource tags
arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system -
submitted
25-11-2022 04:46
Static task
static1
Behavioral task
behavioral1
Sample
498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe
Resource
win10-20220901-en
General
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Target
498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe
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Size
1.4MB
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MD5
a0ca9d2e6856140493a42a9bfc5f98a2
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SHA1
be6e2cf57e66418d578fdad953dcd165967440fb
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SHA256
498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53
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SHA512
fb328a30e525e8ba533a90195c1f20ff30b3ae12b041f6383dfa3b9c385ec8cbcbd5bb8cd8faba4c38fe364375b582c11a270c9419965b4b482526bbf61f6ea3
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SSDEEP
24576:nuj0toZN802qWvVmGiDlM7FSaowP8FJJyPYYc4TuDXTMIFkot8erYMS3N:n2ZH2LdmGJFZoU8sFxSDnFkNesMWN
Malware Config
Signatures
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Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exeflow pid process 10 3552 rundll32.exe 12 3552 rundll32.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 3552 rundll32.exe -
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 6 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook rundll32.exe Key opened \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook rundll32.exe Key opened \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe Key opened \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook rundll32.exe Key opened \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook rundll32.exe Key opened \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook rundll32.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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Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
Processes:
ngentask.exepid process 2852 ngentask.exe 2852 ngentask.exe 2852 ngentask.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exedescription pid process target process PID 2744 set thread context of 2852 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe ngentask.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4192 3552 WerFault.exe rundll32.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString rundll32.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exerundll32.exepid process 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe 3552 rundll32.exe 3552 rundll32.exe 3552 rundll32.exe 3552 rundll32.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exengentask.exedescription pid process target process PID 2744 wrote to memory of 3056 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe ngentask.exe PID 2744 wrote to memory of 3056 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe ngentask.exe PID 2744 wrote to memory of 3056 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe ngentask.exe PID 2744 wrote to memory of 2852 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe ngentask.exe PID 2744 wrote to memory of 2852 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe ngentask.exe PID 2744 wrote to memory of 2852 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe ngentask.exe PID 2744 wrote to memory of 2852 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe ngentask.exe PID 2744 wrote to memory of 2852 2744 498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe ngentask.exe PID 2852 wrote to memory of 3552 2852 ngentask.exe rundll32.exe PID 2852 wrote to memory of 3552 2852 ngentask.exe rundll32.exe -
outlook_office_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook rundll32.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2368682536-4045190062-1465778271-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe"C:\Users\Admin\AppData\Local\Temp\498f54450f4ecc7b85991ecfd6c400e2b879ae5209fffc5792e19f5ec8e4ef53.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2744 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"2⤵PID:3056
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:2852 -
C:\Windows\system32\rundll32.exe"C:\Users\Admin\AppData\Roaming\nsis_unse570000.dll",PrintUIEntry |5CQkOhiAAAA|1TKr5GsMwYD|67sDqg8OAAl|xYmwxC0TNSO|1k8B3tZkgiyf2sAZQByAG4XAP9sADMAMgAuAOVkHwBs8|AtBUEAc78AVwBUAEg3AG3+JwB4AGcAaABv7wA3AGstAllIg||sKOgEAgAASP+DxCjDzMzMTP+JRCQYSIlUJL8QSIlMJAhZAUj|i0QkMEiJBCT2fQE4SGsACEjHRNskEC0B6w59ARBI14PAAYsBEH0BQEjtOZIAcyWbA4sMJP9IA8hIi8FIi|VMpwFUdwAD0UiLf8qKCYgI68FiBb9lSIsEJWDz8DP|yUiLUBhIO9H|dDZIg8IgSIv|Akg7wnQqZoP|eEgYdRpMi0D|UGZBgzhrdAfuDRFLdQgNEHgQLv90BUiLAOvVSOuLSPkAwWYAQFNV|1ZXQVRBVUFW+0FXWQFmgTlNWv9Ni|hMi|JIi+|ZD4X88|BMY0n|PEGBPAlQRQDvAA+F6jUBi4QJ|Yjz8IXASI08AfcPhNY1AYO8CYzuLQEPhMfz8ESLZ|8gRItfHIt3JP9Ei08YTAPhTP8D2UgD8TPJRd+FyQ+EpPPwTYv|xEGLEEUz0kj|A9OKAoTAdB1|QcHKDQ++wPYA7wFEA9C7EXXsQf+B+qr8DXx0Dv+DwQFJg8AEQf87yXNp68aLwf8PtwxORYssi39MA+t0WDPtphDfdFFBixS9ANMz|8mKAkyLwusP28HJxBEDyOEQAUH7igDREO0zwDP2z0E7DLbcEKIAg8b|AYP4CHLu6wr|SIvLQf|VSYnvBPeDxeAQxAQ7728Ycq9iAUFfQf9eQV1BXF9eXX1bLxdIgexgAWAA|4vp6Gb+||9I34XAD4SZcSBMjfqrAYsnEMgz|+ib|nkgjV8ETI1FQv8z0ovL|1QkaH58IEyL4A+EbHEgvUWkEDPAi9ONIEiviXwkIKIgcHwgSJ+L8A+ETHEgoiBQ|0iNVghEjUdA70iNjCSBEUiL2HfofP16II1WSNogtRDeIczz8Ohn6yBEn4sGjVcIPSCiIFhexiGJhCSAgxLd8|B7iw7WIFiJjCRtEewDMI0g6DHrIEyLXXc6i6wpMkiLnBYy|0yJZCQ4RI1n32xJO+xIhiAwTLuJXIABhCTcgxGG6Y7jId8g8KwTSIvTt+jn|AEwipxzMkj7jYRzMkGA8yFJ34vMRDAYoAKD6d8BdfOBvHMyIVL|ZXh1SouEJPTuHjGUJPjz8APCSP876HI1QTvUdv8wRI1JQEkr1KdBuACUAKIgQMYi+Od0F0S0ML4xSI1TfWyNIE0rxOhsgDD3SIvOoiB4SIX|53QUTIwwFzFIjUzvJEC6A|Pw|9dIM4HEcCFdJAAA3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- outlook_office_path
- outlook_win_path
PID:3552 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 3552 -s 9484⤵
- Program crash
PID:4192
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
58KB
MD5664e46926466a2d4c9b87540f4853c39
SHA1b172d1c2bde331770b0a944fcf6a9e2d75ded66b
SHA25692a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488
SHA5121490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03
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Filesize
58KB
MD5664e46926466a2d4c9b87540f4853c39
SHA1b172d1c2bde331770b0a944fcf6a9e2d75ded66b
SHA25692a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488
SHA5121490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03