Analysis
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max time kernel
136s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
24-07-2024 16:05
Static task
static1
Behavioral task
behavioral1
Sample
MalwareBazaar.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
MalwareBazaar.exe
Resource
win10v2004-20240709-en
General
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Target
MalwareBazaar.exe
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Size
342KB
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MD5
771b54897012d3d29b5baaff3abad9a0
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SHA1
8242f2121425bca742b800d3cfb1882120d40051
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SHA256
4f547e1db3db224956a2de52f3486aa4faa87aefd481bf8a58f69c6423cb60af
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SHA512
f103172e925fb87aa12095dde808e2f9052f1aca18c618f9e4c43ba2cef0b8e2058881a8623c1e1c23042000cb77f1047eb7c4d317ec270e4bc7fd9ed5e21aef
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SSDEEP
6144:9mqZEKFVpQQC1rLzpktU58xsWhK30kvnigabwVfsxv:9mq9FVpoXpktdMiBx
Malware Config
Extracted
lokibot
http://sempersim.su/gk20/fre.php
http://kbfvzoboss.bid/alien/fre.php
http://alphastand.trade/alien/fre.php
http://alphastand.win/alien/fre.php
http://alphastand.top/alien/fre.php
Signatures
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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resource yara_rule behavioral2/files/0x0009000000023426-4.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-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation hmretb.exe -
Executes dropped EXE 1 IoCs
pid Process 3592 hmretb.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 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook MalwareBazaar.exe Key opened \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook MalwareBazaar.exe Key opened \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook MalwareBazaar.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Microsoft Office\root\Office16\EXCEL.EXE hmretb.exe File opened for modification C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\123.0.6312.106\chrome_installer.exe hmretb.exe File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe hmretb.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.106\chrome_pwa_launcher.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\java.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javac.exe hmretb.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\MSOHTMED.EXE hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jps.exe hmretb.exe File opened for modification C:\Program Files\Microsoft Office 15\ClientX64\IntegratedOffice.exe hmretb.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\arh.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jdeps.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javacpl.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe hmretb.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\ssvagent.exe hmretb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PerfBoost.exe hmretb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_x64__8wekyb3d8bbwe\Cortana.exe hmretb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe hmretb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE hmretb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe hmretb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\ORGCHART.EXE hmretb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\SETLANG.EXE hmretb.exe File opened for modification C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\MSOICONS.EXE hmretb.exe File opened for modification C:\Program Files\Mozilla Firefox\private_browsing.exe hmretb.exe File opened for modification C:\Program Files (x86)\Google\Update\Install\{04733A16-1E1C-4429-8CB3-9E461F0CABA4}\chrome_installer.exe hmretb.exe File opened for modification C:\Program Files (x86)\Windows Mail\wab.exe hmretb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe hmretb.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jcmd.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\java.exe hmretb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\msoev.exe hmretb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.GetHelp_10.1706.13331.0_x64__8wekyb3d8bbwe\GetHelp.exe hmretb.exe File opened for modification C:\Program Files\Mozilla Firefox\uninstall\helper.exe hmretb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Microsoft.MicrosoftSolitaireCollection.exe hmretb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Maps.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jinfo.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\wsimport.exe hmretb.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\java-rmi.exe hmretb.exe File opened for modification C:\Program Files\Microsoft Office\Office16\OSPPREARM.EXE hmretb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeApp.exe hmretb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Windows.Photos_2019.19071.12548.0_x64__8wekyb3d8bbwe\Microsoft.Photos.exe hmretb.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.106\elevation_service.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javap.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe hmretb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsCalculator_10.1906.55.0_x64__8wekyb3d8bbwe\Calculator.exe hmretb.exe File opened for modification C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxAccounts.exe hmretb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.XboxGameOverlay_1.46.11001.0_x64__8wekyb3d8bbwe\GameBar.exe hmretb.exe File opened for modification C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe hmretb.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe hmretb.exe File opened for modification C:\Program Files\Google\Chrome\Application\123.0.6312.106\Installer\chrmstp.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jconsole.exe hmretb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE hmretb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\WhatsNew.Store.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\jstat.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\serialver.exe hmretb.exe File opened for modification C:\Program Files\Microsoft Office\root\Office16\PDFREFLOW.EXE hmretb.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc-cache-gen.exe hmretb.exe File opened for modification C:\Program Files\WindowsApps\Microsoft.WindowsStore_11910.1002.5.0_x64__8wekyb3d8bbwe\WinStore.App.exe hmretb.exe File opened for modification C:\Program Files (x86)\Windows Mail\wabmig.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\javaw.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\keytool.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\bin\schemagen.exe hmretb.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe hmretb.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 3 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 MalwareBazaar.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hmretb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 4268 MalwareBazaar.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4268 MalwareBazaar.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4268 wrote to memory of 3592 4268 MalwareBazaar.exe 84 PID 4268 wrote to memory of 3592 4268 MalwareBazaar.exe 84 PID 4268 wrote to memory of 3592 4268 MalwareBazaar.exe 84 PID 3592 wrote to memory of 5052 3592 hmretb.exe 88 PID 3592 wrote to memory of 5052 3592 hmretb.exe 88 PID 3592 wrote to memory of 5052 3592 hmretb.exe 88 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook MalwareBazaar.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook MalwareBazaar.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"1⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:4268 -
C:\Users\Admin\AppData\Local\Temp\hmretb.exeC:\Users\Admin\AppData\Local\Temp\hmretb.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:3592 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\3093592f.bat" "3⤵
- System Location Discovery: System Language Discovery
PID:5052
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
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
MD52896232c165cf6bc58c2560e9aa93115
SHA1742ea185dd3b21a3575b51884642a388f5063e06
SHA2567c016721722310c063a1d1c83df042aeb80e3063f52fca6d7ae023e6af4d0f04
SHA512ad886d9c86e96a80ca7147cf89b030413e47468342cc14eb1ce5678cc59ef252f239660e6ff90e87f80ffee64ca863eba51c2e1a2178b165964920bbafee9d86
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Filesize
15KB
MD5f7d21de5c4e81341eccd280c11ddcc9a
SHA1d4e9ef10d7685d491583c6fa93ae5d9105d815bd
SHA2564485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794
SHA512e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1750093773-264148664-1320403265-1000\0f5007522459c86e95ffcc62f32308f1_46967d70-72aa-405b-b21a-7603bc5aaaad
Filesize46B
MD5c07225d4e7d01d31042965f048728a0a
SHA169d70b340fd9f44c89adb9a2278df84faa9906b7
SHA2568c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a
SHA51223d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1750093773-264148664-1320403265-1000\0f5007522459c86e95ffcc62f32308f1_46967d70-72aa-405b-b21a-7603bc5aaaad
Filesize46B
MD5d898504a722bff1524134c6ab6a5eaa5
SHA1e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
SHA256878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
SHA51226a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61