Analysis
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max time kernel
93s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
30-09-2024 02:33
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe
Resource
win7-20240708-en
windows7-x64
12 signatures
120 seconds
General
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Target
993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe
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Size
1.2MB
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MD5
097334fb3b187c832a87b1971301a280
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SHA1
6482faf478b72d4baf1ab3ec8744ec6b1c3b7285
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SHA256
993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7
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SHA512
0d59b2fb4a2e67f607d92870526be46740d6733dbf875d4611a59bb3b71ff913bc46988339fc420a7e94a67bf3b4b2fbcd4a1578668e01b615dfa1f10a2c0c8f
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SSDEEP
24576:slbejZiovaq2DycK2fFK6eZYZyuIoTWnWYM9Mwt3m:nZiovd2G8FKjZwu1nWG
Malware Config
Signatures
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Detects Renamer worm. 5 IoCs
Renamer aka Grename is worm written in Delphi.
resource yara_rule behavioral2/memory/4240-3-0x0000000000400000-0x00000000004DB000-memory.dmp family_renamer behavioral2/memory/4240-4-0x0000000000400000-0x00000000004DB000-memory.dmp family_renamer behavioral2/memory/4240-6-0x0000000000400000-0x00000000004DB000-memory.dmp family_renamer behavioral2/memory/4240-7-0x0000000000400000-0x00000000004DB000-memory.dmp family_renamer behavioral2/memory/4240-268-0x0000000000400000-0x00000000004DB000-memory.dmp family_renamer -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Paint.lnk 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe -
Drops autorun.inf file 1 TTPs 2 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\autorun.inf 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification F:\autorun.inf 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4344 set thread context of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82 -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Internet Explorer\it-IT\ieinstal.exe.mui 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\vSQLDumper.ico 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\vAppVShNotify.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\vInspectorOfficeGadget.ico 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeClickToRun.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Google\Chrome\Application\vchrome.ico 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Internet Explorer\de-DE\ieinstal.exe.mui 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\it-IT\ShapeCollector.exe.mui 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Internet Explorer\uk-UA\ieinstal.exe.mui 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Java\jdk-1.8\bin\vjavaws.ico 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX64\Microsoft Analysis Services\AS OLEDB\140\vSQLDumper.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\es-ES\TabTip.exe.mui 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\dotnet\vdotnet.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Java\jdk-1.8\bin\java-rmi.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\vjdb.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Java\jdk-1.8\bin\javapackager.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\TabTip.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\uk-UA\ShapeCollector.exe.mui 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Common Files\microsoft shared\OFFICE16\vLICLUA.ico 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\vcreatedump.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Internet Explorer\fr-FR\ieinstal.exe.mui 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\vappletviewer.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Java\jdk-1.8\bin\vjconsole.ico 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Mozilla Firefox\vcrashreporter.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Windows Defender\de-DE\OfflineScannerShell.exe.mui 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\7-Zip\v7zG.ico 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Google\Chrome\Application\chrome.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Java\jdk-1.8\bin\jhat.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\7-Zip\v7zFM.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Microsoft Office\root\Client\vAppVDllSurrogate32.ico 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\vjava.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ink\it-IT\TabTip.exe.mui 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Java\jdk-1.8\bin\extcheck.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jar.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Google\Chrome\Application\chrome_proxy.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\RCX7888.tmp 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-040C-1000-0000000FF1CE}\RCX79C6.tmp 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\misc.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\extcheck.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\vjavaw.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-000F-0000-1000-0000000FF1CE}\vaccicons.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0409-1000-0000000FF1CE}\misc.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\vMavInject32.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Google\Chrome\Application\vchrome_proxy.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javafxpackager.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File created C:\Program Files\Java\jdk-1.8\bin\javaw.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Common Files\microsoft shared\MSInfo\msinfo32.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.123\vchrome.exe.sig 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\bfsvc.exe 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.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 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4344 wrote to memory of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82 PID 4344 wrote to memory of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82 PID 4344 wrote to memory of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82 PID 4344 wrote to memory of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82 PID 4344 wrote to memory of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82 PID 4344 wrote to memory of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82 PID 4344 wrote to memory of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82 PID 4344 wrote to memory of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82 PID 4344 wrote to memory of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82 PID 4344 wrote to memory of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82 PID 4344 wrote to memory of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82 PID 4344 wrote to memory of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82 PID 4344 wrote to memory of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82 PID 4344 wrote to memory of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82 PID 4344 wrote to memory of 4240 4344 993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe"C:\Users\Admin\AppData\Local\Temp\993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4344 -
C:\Users\Admin\AppData\Local\Temp\993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe"C:\Users\Admin\AppData\Local\Temp\993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7N.exe"2⤵
- Drops startup file
- Drops autorun.inf file
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4240
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.2MB
MD5097334fb3b187c832a87b1971301a280
SHA16482faf478b72d4baf1ab3ec8744ec6b1c3b7285
SHA256993cd5d33ab87257e4d2b3acccc7ba08aa9b0a7d42f0ac9436435a78278556c7
SHA5120d59b2fb4a2e67f607d92870526be46740d6733dbf875d4611a59bb3b71ff913bc46988339fc420a7e94a67bf3b4b2fbcd4a1578668e01b615dfa1f10a2c0c8f
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Filesize
4KB
MD538b41d03e9dfcbbd08210c5f0b50ba71
SHA12fbfde75ce9fe8423d8e7720bf7408cedcb57a70
SHA256611f2cb2e03bd8dbcb584cd0a1c48accfba072dd3fc4e6d3144e2062553637f5
SHA512ec97556b6ff6023d9e6302ba586ef27b1b54fbf7e8ac04ff318aa4694f13ad343049210ef17b7b603963984c1340589665d67d9c65fec0f91053ff43b1401ba9
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Filesize
4KB
MD53ea9bcbc01e1a652de5a6fc291a66d1a
SHA1aee490d53ee201879dff37503a0796c77642a792
SHA256a058bfd185fe714927e15642004866449bce425d34292a08af56d66cf03ebe6c
SHA5127c740132f026341770b6a20575786da581d8a31850d0d680978a00cc4dfca1e848ef9cdc32e51bae680ea13f6cc0d7324c38765cb4e26dcb2e423aced7da0501
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C:\Program Files\Microsoft Office\root\vfs\Windows\Installer\{90160000-001F-0C0A-1000-0000000FF1CE}\vmisc.ico
Filesize4KB
MD5fc27f73816c9f640d800cdc1c9294751
SHA1e6c3d8835d1de4e9606e5588e741cd1be27398f6
SHA2563cc5043caa157e5f9b1870527b8c323850bdae1e58d6760e4e895d2ab8a35a05
SHA5129e36b96acc97bc7cd45e67a47f1ae7ab7d3818cc2fdaad147524ce9e4baedfaac9cd012923ec65db763bfd850c65b497376bb0694508bee59747f97bf1591fd4
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Filesize
102B
MD55513829683bff23161ca7d8595c25c72
SHA19961b65bbd3bac109dddd3a161fc30650e8a7096
SHA25694e323bd9071db7369ade16f45454e7a0dbfb6a39efddc1234c4719d1f7ee4c2
SHA512308c84446106cda0a71e37b0de46aaf4b7361f9ddcc3c4c29f8e87da8acb606525dce8a42caf9d74e708c56b31c524f9535a2f5f4757c6c357401da1c495ddb6