Analysis
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max time kernel
141s -
max time network
111s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
26-07-2024 04:34
Static task
static1
Behavioral task
behavioral1
Sample
938b42f084ea40da98cbb0d6cab7f424f1c7e9d6580f67634995a01facb4d98b.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
938b42f084ea40da98cbb0d6cab7f424f1c7e9d6580f67634995a01facb4d98b.exe
Resource
win10v2004-20240709-en
General
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Target
938b42f084ea40da98cbb0d6cab7f424f1c7e9d6580f67634995a01facb4d98b.exe
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Size
862KB
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MD5
4f7f20d7e243b1dd4f3ce28e7367f76f
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SHA1
426479e19a29e17607f0c159021fd965dbb42302
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SHA256
938b42f084ea40da98cbb0d6cab7f424f1c7e9d6580f67634995a01facb4d98b
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SHA512
a0a0f7e180f126a4b316208bc77bdb8dc978874c31616103d3f45e7d863a3b915d1ce1d6cdb1fb222bdf2ed5dab112ef44c393e402c3a1943f2bdb7d2a1322c2
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SSDEEP
12288:Vt7ExDo//OtX1lxawkeVCGmQzVuoLZJNlM+gcPOtH3DwX0ZvDJ3HD6RJhZaiWKxj:XYDoeMwkejuoLD3RPOB33yvNWKxxd66b
Malware Config
Signatures
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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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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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
strmmer.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-47134698-4092160662-1261813102-1000\Control Panel\International\Geo\Nation strmmer.exe -
Loads dropped DLL 5 IoCs
Processes:
strmmer.exepid process 1904 strmmer.exe 1904 strmmer.exe 1904 strmmer.exe 1904 strmmer.exe 1904 strmmer.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
strmmer.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-47134698-4092160662-1261813102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook strmmer.exe Key opened \REGISTRY\USER\S-1-5-21-47134698-4092160662-1261813102-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook strmmer.exe Key opened \REGISTRY\USER\S-1-5-21-47134698-4092160662-1261813102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook strmmer.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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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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Drops file in System32 directory 1 IoCs
Processes:
938b42f084ea40da98cbb0d6cab7f424f1c7e9d6580f67634995a01facb4d98b.exedescription ioc process File opened for modification C:\Windows\SysWOW64\Anraabelsens\Hyposternal.udk 938b42f084ea40da98cbb0d6cab7f424f1c7e9d6580f67634995a01facb4d98b.exe -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
Processes:
strmmer.exepid process 1904 strmmer.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
powershell.exestrmmer.exepid process 2836 powershell.exe 1904 strmmer.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
powershell.exedescription pid process target process PID 2836 set thread context of 1904 2836 powershell.exe strmmer.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 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
938b42f084ea40da98cbb0d6cab7f424f1c7e9d6580f67634995a01facb4d98b.exepowershell.exestrmmer.execmd.exetimeout.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 938b42f084ea40da98cbb0d6cab7f424f1c7e9d6580f67634995a01facb4d98b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language strmmer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
strmmer.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 strmmer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString strmmer.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 4416 timeout.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
Processes:
powershell.exestrmmer.exepid process 2836 powershell.exe 2836 powershell.exe 2836 powershell.exe 2836 powershell.exe 2836 powershell.exe 2836 powershell.exe 2836 powershell.exe 2836 powershell.exe 2836 powershell.exe 1904 strmmer.exe 1904 strmmer.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
powershell.exepid process 2836 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 2836 powershell.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
938b42f084ea40da98cbb0d6cab7f424f1c7e9d6580f67634995a01facb4d98b.exepowershell.exestrmmer.execmd.exedescription pid process target process PID 3912 wrote to memory of 2836 3912 938b42f084ea40da98cbb0d6cab7f424f1c7e9d6580f67634995a01facb4d98b.exe powershell.exe PID 3912 wrote to memory of 2836 3912 938b42f084ea40da98cbb0d6cab7f424f1c7e9d6580f67634995a01facb4d98b.exe powershell.exe PID 3912 wrote to memory of 2836 3912 938b42f084ea40da98cbb0d6cab7f424f1c7e9d6580f67634995a01facb4d98b.exe powershell.exe PID 2836 wrote to memory of 1904 2836 powershell.exe strmmer.exe PID 2836 wrote to memory of 1904 2836 powershell.exe strmmer.exe PID 2836 wrote to memory of 1904 2836 powershell.exe strmmer.exe PID 2836 wrote to memory of 1904 2836 powershell.exe strmmer.exe PID 2836 wrote to memory of 1904 2836 powershell.exe strmmer.exe PID 1904 wrote to memory of 2680 1904 strmmer.exe cmd.exe PID 1904 wrote to memory of 2680 1904 strmmer.exe cmd.exe PID 1904 wrote to memory of 2680 1904 strmmer.exe cmd.exe PID 2680 wrote to memory of 4416 2680 cmd.exe timeout.exe PID 2680 wrote to memory of 4416 2680 cmd.exe timeout.exe PID 2680 wrote to memory of 4416 2680 cmd.exe timeout.exe -
outlook_office_path 1 IoCs
Processes:
strmmer.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-47134698-4092160662-1261813102-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook strmmer.exe -
outlook_win_path 1 IoCs
Processes:
strmmer.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-47134698-4092160662-1261813102-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook strmmer.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\938b42f084ea40da98cbb0d6cab7f424f1c7e9d6580f67634995a01facb4d98b.exe"C:\Users\Admin\AppData\Local\Temp\938b42f084ea40da98cbb0d6cab7f424f1c7e9d6580f67634995a01facb4d98b.exe"1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3912 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -windowstyle hidden "$Vartabed=Get-Content 'C:\Users\Admin\AppData\Local\Temp\forgrovelse\konstituerendes\Dullity.Fol';$Stratify=$Vartabed.SubString(70428,3);.$Stratify($Vartabed) "2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2836 -
C:\Users\Admin\AppData\Local\Temp\strmmer.exe"C:\Users\Admin\AppData\Local\Temp\strmmer.exe"3⤵
- Checks computer location settings
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1904 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "strmmer.exe"4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2680 -
C:\Windows\SysWOW64\timeout.exeC:\Windows\system32\timeout.exe 35⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:4416
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
7Credentials In Files
6Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
135KB
MD59e682f1eb98a9d41468fc3e50f907635
SHA185e0ceca36f657ddf6547aa0744f0855a27527ee
SHA256830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d
SHA512230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed
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Filesize
429KB
MD5109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
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Filesize
1.2MB
MD5556ea09421a0f74d31c4c0a89a70dc23
SHA1f739ba9b548ee64b13eb434a3130406d23f836e3
SHA256f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb
SHA5122481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2
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Filesize
81KB
MD57587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
68KB
MD5c74b686e5d5f7d6a7a1aa23a9002d6d9
SHA1adc10d9729c0cfb51b1614acc45f9882e9a087fe
SHA256d39197c9c7f51d621d8c57e380a4bcb5c8ba56383944551f52e2f13c7ee80f6b
SHA512e82038151aa0bee85e674d2d8bf101bc0d7d56f7aac53536d96c96a59363d0b862941a0e009985847ca5e9652de7df0970a24499b75b5a0480aaf8c73f15ef6f
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Filesize
361KB
MD5fddf48fa20791312c1d1edd67d72aaee
SHA176eaacddf99db66c697ff74cfebca24c119df73e
SHA2564c2ec6eb7971b635f031bc10fc6b16860de5e78408690cd699918b875d522875
SHA51245d70acf2c2657a5ed006ba0aa69287abaa29b1696715f5562fd0adeb31682546992657954db14a66e9dbf2e82e0e2eac4b3791ccd6b6a6dd3cdc4d3a6c88a35
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Filesize
862KB
MD54f7f20d7e243b1dd4f3ce28e7367f76f
SHA1426479e19a29e17607f0c159021fd965dbb42302
SHA256938b42f084ea40da98cbb0d6cab7f424f1c7e9d6580f67634995a01facb4d98b
SHA512a0a0f7e180f126a4b316208bc77bdb8dc978874c31616103d3f45e7d863a3b915d1ce1d6cdb1fb222bdf2ed5dab112ef44c393e402c3a1943f2bdb7d2a1322c2