Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
04/03/2024, 21:48
Static task
static1
Behavioral task
behavioral1
Sample
7afa252d9518da1ef77e4fb9c466e2e5fce7e01c18a73d1e26cf5b8699a04b99.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
7afa252d9518da1ef77e4fb9c466e2e5fce7e01c18a73d1e26cf5b8699a04b99.exe
Resource
win10v2004-20240226-en
General
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Target
7afa252d9518da1ef77e4fb9c466e2e5fce7e01c18a73d1e26cf5b8699a04b99.exe
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Size
1.6MB
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MD5
2ac70ae8adc910576995ec41fc56d90d
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SHA1
7f35d978d3ad2cc51c63c4f86c91d13c9e3f203b
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SHA256
7afa252d9518da1ef77e4fb9c466e2e5fce7e01c18a73d1e26cf5b8699a04b99
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SHA512
f8ca56d9bb8844e9b4c2c3bc4d8661d25649c2e4ace2e4a3371d8aca5d93dddcaca08589cda8667203404744ecbf76f6fde5282507ab41cc07378b33c8d8e389
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SSDEEP
12288:3RQBbI+I2X1DlACfYx2KPTvrmf8+5eC9veMlJHdr9nMQv9cYXqNiOIjQkcu:6B0LVxg5e6veM1XqjNzu
Malware Config
Signatures
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Detects executables packed with ASPack 3 IoCs
resource yara_rule behavioral2/files/0x000300000001e9a0-2.dat INDICATOR_EXE_Packed_ASPack behavioral2/memory/3740-4-0x0000000001000000-0x0000000001009000-memory.dmp INDICATOR_EXE_Packed_ASPack behavioral2/memory/3740-44-0x0000000001000000-0x0000000001009000-memory.dmp INDICATOR_EXE_Packed_ASPack -
resource yara_rule behavioral2/files/0x000300000001e9a0-2.dat aspack_v212_v242 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation xFV.exe -
Executes dropped EXE 1 IoCs
pid Process 3740 xFV.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Google\Chrome\Application\chrome_proxy.exe xFV.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\NAMECONTROLSERVER.EXE xFV.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice.exe xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoia.exe xFV.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\codecpacks.VP9.exe xFV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javah.exe xFV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaws.exe xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe xFV.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe xFV.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe xFV.exe File opened for modification C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe xFV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\ktab.exe xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE xFV.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe xFV.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe xFV.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogTransport2.exe xFV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmiregistry.exe xFV.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\unpack200.exe xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\Integration\Integrator.exe xFV.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe xFV.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateSetup.exe xFV.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe xFV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE xFV.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe xFV.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe xFV.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\javaw.exe xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE xFV.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoasb.exe xFV.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\OLicenseHeartbeat.exe xFV.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrServicesUpdater.exe xFV.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe xFV.exe File opened for modification C:\Program Files\Google\Chrome\Application\106.0.5249.119\notification_helper.exe xFV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstatd.exe xFV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe xFV.exe File opened for modification C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe xFV.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe xFV.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe xFV.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe xFV.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe xFV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe xFV.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe xFV.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Win32Bridge.Server.exe xFV.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe xFV.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe xFV.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe xFV.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOXMLED.EXE xFV.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe xFV.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxSpeechToTextOverlay_1.17.29001.0_x64__8wekyb3d8bbwe\SpeechToTextOverlay64-Retail.exe xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoadfsb.exe xFV.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstallerElevatedAppServiceClient.exe xFV.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe xFV.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe xFV.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE xFV.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3516 wrote to memory of 3740 3516 7afa252d9518da1ef77e4fb9c466e2e5fce7e01c18a73d1e26cf5b8699a04b99.exe 91 PID 3516 wrote to memory of 3740 3516 7afa252d9518da1ef77e4fb9c466e2e5fce7e01c18a73d1e26cf5b8699a04b99.exe 91 PID 3516 wrote to memory of 3740 3516 7afa252d9518da1ef77e4fb9c466e2e5fce7e01c18a73d1e26cf5b8699a04b99.exe 91 PID 3740 wrote to memory of 2184 3740 xFV.exe 95 PID 3740 wrote to memory of 2184 3740 xFV.exe 95 PID 3740 wrote to memory of 2184 3740 xFV.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\7afa252d9518da1ef77e4fb9c466e2e5fce7e01c18a73d1e26cf5b8699a04b99.exe"C:\Users\Admin\AppData\Local\Temp\7afa252d9518da1ef77e4fb9c466e2e5fce7e01c18a73d1e26cf5b8699a04b99.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3516 -
C:\Users\Admin\AppData\Local\Temp\xFV.exeC:\Users\Admin\AppData\Local\Temp\xFV.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3740 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6c35061a.bat" "3⤵PID:2184
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4B
MD5d3b07384d113edec49eaa6238ad5ff00
SHA1f1d2d2f924e986ac86fdf7b36c94bcdf32beec15
SHA256b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
SHA5120cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6
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Filesize
4B
MD520879c987e2f9a916e578386d499f629
SHA1c7b33ddcc42361fdb847036fc07e880b81935d5d
SHA2569f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
SHA512bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f
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Filesize
181B
MD576253fe2c813aaac42557cffc3dccbf4
SHA112da5616e5491e46ac8a0a153718d5b0a33fa2e7
SHA256ff12d1ef1875ad329874966ffe82af6090111495fab542f9b7be51b17c824c65
SHA5129cb9fcdb572b5475c7ed0d7f01b237c0c10da190906ff5516b8fe3773577666e4b6e877273d619a5955f203794d967779416bc4c5aa91e1e149eab4588990d36
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Filesize
15KB
MD556b2c3810dba2e939a8bb9fa36d3cf96
SHA199ee31cd4b0d6a4b62779da36e0eeecdd80589fc
SHA2564354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
SHA51227812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e