Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
25-07-2024 06:58
Static task
static1
Behavioral task
behavioral1
Sample
ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe
Resource
win7-20240704-en
General
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Target
ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe
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Size
1.1MB
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MD5
16d76956de4e24c0067278a8c3a8e2dd
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SHA1
97a0a15c115ca7bd993df204117ff4d3a463c5a5
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SHA256
ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434
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SHA512
41e7c87cbcd239f430557185fe0390c100aed95fbd0e70dd36755123d23930f90e31ef5b8aa9bc0ec8237b8a6af2e0fa922ae67e39dcf5077795e105a7829331
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SSDEEP
12288:dpKrcz9GQmikzLgiaYb0ZPzxwbwgyScsWMifc0FrdbH7+esjQajwROmBVe3Rac26:rAcz9EikngXP6NB8cyz73OH6k86
Malware Config
Extracted
danabot
5
23.254.133.7:443
185.62.58.85:443
213.227.155.102:443
192.236.146.173:443
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embedded_hash
63B180866F08EFD2B286E54429F1D1E4
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type
loader
Signatures
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Blocklisted process makes network request 37 IoCs
flow pid Process 52 3060 rundll32.exe 55 3060 rundll32.exe 57 3060 rundll32.exe 59 3060 rundll32.exe 60 3060 rundll32.exe 61 3060 rundll32.exe 62 3060 rundll32.exe 63 3060 rundll32.exe 64 3060 rundll32.exe 65 3060 rundll32.exe 66 3060 rundll32.exe 67 3060 rundll32.exe 68 3060 rundll32.exe 69 3060 rundll32.exe 70 3060 rundll32.exe 73 3060 rundll32.exe 76 3060 rundll32.exe 77 3060 rundll32.exe 78 3060 rundll32.exe 79 3060 rundll32.exe 80 3060 rundll32.exe 81 3060 rundll32.exe 93 3060 rundll32.exe 95 3060 rundll32.exe 96 3060 rundll32.exe 97 3060 rundll32.exe 98 3060 rundll32.exe 99 3060 rundll32.exe 100 3060 rundll32.exe 101 3060 rundll32.exe 102 3060 rundll32.exe 103 3060 rundll32.exe 104 3060 rundll32.exe 105 3060 rundll32.exe 106 3060 rundll32.exe 107 3060 rundll32.exe 108 3060 rundll32.exe -
resource yara_rule behavioral2/files/0x0009000000023483-3.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-1-5-21-1705699165-553239100-4129523827-1000\Control Panel\International\Geo\Nation KYkLsg.exe -
Executes dropped EXE 1 IoCs
pid Process 4496 KYkLsg.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Java\jdk-1.8\bin\pack200.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\keytool.exe KYkLsg.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe KYkLsg.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe KYkLsg.exe File opened for modification C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jjs.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe KYkLsg.exe File opened for modification C:\Program Files\Windows Mail\wabmig.exe KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe KYkLsg.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroLayoutRecognizer\AcroLayoutRecognizer.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\rmid.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jp2launcher.exe KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxApp_48.49.31001.0_x64__8wekyb3d8bbwe\XboxApp.exe KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\jabswitch.exe KYkLsg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\XLICONS.EXE KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe KYkLsg.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.106\notification_helper.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\orbd.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe KYkLsg.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jjs.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\rmiregistry.exe KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe KYkLsg.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.DesktopAppInstaller_1.0.30251.0_x64__8wekyb3d8bbwe\AppInstaller.exe KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe KYkLsg.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\32BitMAPIBroker.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\klist.exe KYkLsg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.Loader.exe KYkLsg.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_x64__8wekyb3d8bbwe\Microsoft.WebMediaExtensions.exe KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe KYkLsg.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdate.exe KYkLsg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe KYkLsg.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DWTRIG20.EXE KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\SoundRec.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe KYkLsg.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE KYkLsg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE KYkLsg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_x64__8wekyb3d8bbwe\MixedRealityPortal.Brokered.exe KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftStickyNotes_3.6.73.0_x64__8wekyb3d8bbwe\Microsoft.Notes.exe KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_x64__8wekyb3d8bbwe\PeopleApp.exe KYkLsg.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\pi_brokers\64BitMAPIBroker.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javapackager.exe KYkLsg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SDXHelperBgt.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\tnameserv.exe KYkLsg.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe KYkLsg.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Smart Tag\SmartTagInstall.exe KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\YourPhone.exe KYkLsg.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe KYkLsg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ADDINS\Microsoft Power Query for Excel Integrated\bin\Microsoft.Mashup.Container.exe KYkLsg.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE KYkLsg.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.HEIFImageExtension_1.0.22742.0_x64__8wekyb3d8bbwe\codecpacks.heif.exe KYkLsg.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe KYkLsg.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.106\Installer\chrmstp.exe KYkLsg.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 2920 3448 WerFault.exe 83 4040 3448 WerFault.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 4 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 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language KYkLsg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 3448 wrote to memory of 4496 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 84 PID 3448 wrote to memory of 4496 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 84 PID 3448 wrote to memory of 4496 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 84 PID 4496 wrote to memory of 1776 4496 KYkLsg.exe 85 PID 4496 wrote to memory of 1776 4496 KYkLsg.exe 85 PID 4496 wrote to memory of 1776 4496 KYkLsg.exe 85 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102 PID 3448 wrote to memory of 3060 3448 ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe"C:\Users\Admin\AppData\Local\Temp\ef5c8d37fe7ad48a47e8127a1e3935fde4a37c0295d7b547ef067d97ea999434.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3448 -
C:\Users\Admin\AppData\Local\Temp\KYkLsg.exeC:\Users\Admin\AppData\Local\Temp\KYkLsg.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4496 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7d540f0a.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:1776
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\syswow64\rundll32.exe" "C:\Windows\syswow64\shell32.dll",#612⤵
- Blocklisted process makes network request
- System Location Discovery: System Language Discovery
PID:3060
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3448 -s 6202⤵
- Program crash
PID:2920
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3448 -s 6402⤵
- Program crash
PID:4040
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3448 -ip 34481⤵PID:2980
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 3448 -ip 34481⤵PID:4760
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
187B
MD516ee193af0c8786f2d989352d5f5b4ef
SHA1242f0844f9ee273f7f2d33a3df1297cb91b92add
SHA2563bb27701b5bea86740b03e6439b58b7d7befd1cfa4eb957adfb487ae37770c36
SHA512123e209f18857bfc105bb54ed4960bc4e84a53b1e2f2674785eb8fe5bdfb097513aeed334566c67b435f6f26696ebc62504e8873d25e9f398f2f0a425b8b12f7
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Filesize
15KB
MD5f7d21de5c4e81341eccd280c11ddcc9a
SHA1d4e9ef10d7685d491583c6fa93ae5d9105d815bd
SHA2564485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794
SHA512e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3