Analysis
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max time kernel
134s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
29-01-2023 17:46
Static task
static1
Behavioral task
behavioral1
Sample
fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333.dll
Resource
win7-20221111-en
General
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Target
fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333.dll
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Size
5.7MB
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MD5
aa9d7e5a4fe508da0621bf68e5a787b3
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SHA1
c15476e58342ab61220b897fd10927fef3e7baeb
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SHA256
fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333
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SHA512
8675dd864917f0986cef225457ed07b762ce33e4ccd7b0f2b7885cd1c8963909c4b61fd034e15b6d8423ff3aaa76723a7501b925587d6e22f92ded2fee606b04
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SSDEEP
98304:OwhBII9ysDtJR1R1xHSd1py4uecNphPIQTRTFCO/RIr:OwhcsDtJJHK1py4ulI6doeur
Malware Config
Extracted
danabot
1765
3
192.236.146.203:443
192.3.26.98:443
192.236.162.42:443
192.161.48.5:443
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embedded_hash
B2585F6479280F48B64C99F950BBF36D
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type
main
Signatures
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Blocklisted process makes network request 4 IoCs
Processes:
RUNDLL32.EXEflow pid process 1 968 RUNDLL32.EXE 2 968 RUNDLL32.EXE 3 968 RUNDLL32.EXE 4 968 RUNDLL32.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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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 desktop.ini file(s) 2 IoCs
Processes:
RUNDLL32.EXEdescription ioc process File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Feeds Cache\YB33FE3E\desktop.ini RUNDLL32.EXE File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Feeds Cache\desktop.ini RUNDLL32.EXE -
Checks processor information in registry 2 TTPs 22 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
RUNDLL32.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\VendorIdentifier RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Status RUNDLL32.EXE Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor RUNDLL32.EXE Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\FeatureSet RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Component Information RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Configuration Data RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Status RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Previous Update Signature RUNDLL32.EXE Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\FeatureSet RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Previous Update Signature RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform ID RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\~MHz RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Signature RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier RUNDLL32.EXE -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
rundll32.exeRUNDLL32.EXEdescription pid process Token: SeDebugPrivilege 1748 rundll32.exe Token: SeDebugPrivilege 968 RUNDLL32.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 2012 wrote to memory of 1748 2012 rundll32.exe rundll32.exe PID 2012 wrote to memory of 1748 2012 rundll32.exe rundll32.exe PID 2012 wrote to memory of 1748 2012 rundll32.exe rundll32.exe PID 2012 wrote to memory of 1748 2012 rundll32.exe rundll32.exe PID 2012 wrote to memory of 1748 2012 rundll32.exe rundll32.exe PID 2012 wrote to memory of 1748 2012 rundll32.exe rundll32.exe PID 2012 wrote to memory of 1748 2012 rundll32.exe rundll32.exe PID 1748 wrote to memory of 968 1748 rundll32.exe RUNDLL32.EXE PID 1748 wrote to memory of 968 1748 rundll32.exe RUNDLL32.EXE PID 1748 wrote to memory of 968 1748 rundll32.exe RUNDLL32.EXE PID 1748 wrote to memory of 968 1748 rundll32.exe RUNDLL32.EXE PID 1748 wrote to memory of 968 1748 rundll32.exe RUNDLL32.EXE PID 1748 wrote to memory of 968 1748 rundll32.exe RUNDLL32.EXE PID 1748 wrote to memory of 968 1748 rundll32.exe RUNDLL32.EXE
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333.dll,#12⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\RUNDLL32.EXEC:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333.dll,iDBYTJ8=3⤵
- Blocklisted process makes network request
- Drops desktop.ini file(s)
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/968-59-0x0000000000000000-mapping.dmp
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memory/968-61-0x0000000001E20000-0x00000000023DC000-memory.dmpFilesize
5.7MB
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memory/968-62-0x00000000028F0000-0x0000000002F53000-memory.dmpFilesize
6.4MB
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memory/968-63-0x00000000028F0000-0x0000000002F53000-memory.dmpFilesize
6.4MB
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memory/968-64-0x00000000028F0000-0x0000000002F53000-memory.dmpFilesize
6.4MB
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memory/1748-54-0x0000000000000000-mapping.dmp
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memory/1748-55-0x0000000075631000-0x0000000075633000-memory.dmpFilesize
8KB
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memory/1748-56-0x0000000001D70000-0x000000000232C000-memory.dmpFilesize
5.7MB
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memory/1748-57-0x00000000029D0000-0x0000000003033000-memory.dmpFilesize
6.4MB
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memory/1748-58-0x00000000029D0000-0x0000000003033000-memory.dmpFilesize
6.4MB