Analysis
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max time kernel
144s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
29-01-2023 16:21
Static task
static1
Behavioral task
behavioral1
Sample
3e387a837ea0f8488bc6430c1d47612313f8b244d9a81cfebefa09be25d850d9.exe
Resource
win7-20221111-en
General
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Target
3e387a837ea0f8488bc6430c1d47612313f8b244d9a81cfebefa09be25d850d9.exe
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Size
5.9MB
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MD5
167ea8cb30c273667ea31eb0917b25fd
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SHA1
cb907c9e9a9011c33c703cd7315c863b234f4500
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SHA256
3e387a837ea0f8488bc6430c1d47612313f8b244d9a81cfebefa09be25d850d9
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SHA512
2a4a57ac9fac9180dc37b42520535f1318fe148371f9a02036877dbfff6161ee64398ad9a91f318345f37c8638a2d48b06cf121f64a760b03b69ed9f2acb2987
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SSDEEP
98304:9Xq/0xl4LDZWv0VpJ7YEe/IzvMMi+vloeNHhMJZ3UpzwqN069ad0/hDKlbgij:Ju0QLVu0JUtIzntoe8JZkGCp40stgi
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 1 320 RUNDLL32.EXE 2 320 RUNDLL32.EXE 3 320 RUNDLL32.EXE 5 320 RUNDLL32.EXE -
Deletes itself 1 IoCs
Processes:
rundll32.exepid process 276 rundll32.exe -
Loads dropped DLL 8 IoCs
Processes:
rundll32.exeRUNDLL32.EXEpid process 276 rundll32.exe 276 rundll32.exe 276 rundll32.exe 276 rundll32.exe 320 RUNDLL32.EXE 320 RUNDLL32.EXE 320 RUNDLL32.EXE 320 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\Windows\Temporary Internet Files\Content.IE5\7TQU6SHT\desktop.ini RUNDLL32.EXE File opened for modification C:\Users\Admin\AppData\Local\Microsoft\Windows\History\History.IE5\desktop.ini RUNDLL32.EXE -
Checks processor information in registry 2 TTPs 20 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\0\Update Status RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\FeatureSet RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 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\ProcessorNameString RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Identifier RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Component Information RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor RUNDLL32.EXE Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor 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\0\VendorIdentifier RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\~MHz RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\FeatureSet RUNDLL32.EXE Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RUNDLL32.EXE Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 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\Update Signature RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Signature RUNDLL32.EXE -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
rundll32.exeRUNDLL32.EXEdescription pid process Token: SeDebugPrivilege 276 rundll32.exe Token: SeDebugPrivilege 320 RUNDLL32.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
3e387a837ea0f8488bc6430c1d47612313f8b244d9a81cfebefa09be25d850d9.exerundll32.exedescription pid process target process PID 744 wrote to memory of 276 744 3e387a837ea0f8488bc6430c1d47612313f8b244d9a81cfebefa09be25d850d9.exe rundll32.exe PID 744 wrote to memory of 276 744 3e387a837ea0f8488bc6430c1d47612313f8b244d9a81cfebefa09be25d850d9.exe rundll32.exe PID 744 wrote to memory of 276 744 3e387a837ea0f8488bc6430c1d47612313f8b244d9a81cfebefa09be25d850d9.exe rundll32.exe PID 744 wrote to memory of 276 744 3e387a837ea0f8488bc6430c1d47612313f8b244d9a81cfebefa09be25d850d9.exe rundll32.exe PID 744 wrote to memory of 276 744 3e387a837ea0f8488bc6430c1d47612313f8b244d9a81cfebefa09be25d850d9.exe rundll32.exe PID 744 wrote to memory of 276 744 3e387a837ea0f8488bc6430c1d47612313f8b244d9a81cfebefa09be25d850d9.exe rundll32.exe PID 744 wrote to memory of 276 744 3e387a837ea0f8488bc6430c1d47612313f8b244d9a81cfebefa09be25d850d9.exe rundll32.exe PID 276 wrote to memory of 320 276 rundll32.exe RUNDLL32.EXE PID 276 wrote to memory of 320 276 rundll32.exe RUNDLL32.EXE PID 276 wrote to memory of 320 276 rundll32.exe RUNDLL32.EXE PID 276 wrote to memory of 320 276 rundll32.exe RUNDLL32.EXE PID 276 wrote to memory of 320 276 rundll32.exe RUNDLL32.EXE PID 276 wrote to memory of 320 276 rundll32.exe RUNDLL32.EXE PID 276 wrote to memory of 320 276 rundll32.exe RUNDLL32.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\3e387a837ea0f8488bc6430c1d47612313f8b244d9a81cfebefa09be25d850d9.exe"C:\Users\Admin\AppData\Local\Temp\3e387a837ea0f8488bc6430c1d47612313f8b244d9a81cfebefa09be25d850d9.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\3E387A~1.DLL,Z C:\Users\Admin\AppData\Local\Temp\3E387A~1.EXE2⤵
- Deletes itself
- Loads dropped DLL
- 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\3E387A~1.DLL,mk1NjBwrA1j63⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Drops desktop.ini file(s)
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\3E387A~1.DLLFilesize
5.7MB
MD5aa9d7e5a4fe508da0621bf68e5a787b3
SHA1c15476e58342ab61220b897fd10927fef3e7baeb
SHA256fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333
SHA5128675dd864917f0986cef225457ed07b762ce33e4ccd7b0f2b7885cd1c8963909c4b61fd034e15b6d8423ff3aaa76723a7501b925587d6e22f92ded2fee606b04
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\Users\Admin\AppData\Local\Temp\3E387A~1.DLLFilesize
5.7MB
MD5aa9d7e5a4fe508da0621bf68e5a787b3
SHA1c15476e58342ab61220b897fd10927fef3e7baeb
SHA256fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333
SHA5128675dd864917f0986cef225457ed07b762ce33e4ccd7b0f2b7885cd1c8963909c4b61fd034e15b6d8423ff3aaa76723a7501b925587d6e22f92ded2fee606b04
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\Users\Admin\AppData\Local\Temp\3E387A~1.DLLFilesize
5.7MB
MD5aa9d7e5a4fe508da0621bf68e5a787b3
SHA1c15476e58342ab61220b897fd10927fef3e7baeb
SHA256fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333
SHA5128675dd864917f0986cef225457ed07b762ce33e4ccd7b0f2b7885cd1c8963909c4b61fd034e15b6d8423ff3aaa76723a7501b925587d6e22f92ded2fee606b04
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\Users\Admin\AppData\Local\Temp\3E387A~1.DLLFilesize
5.7MB
MD5aa9d7e5a4fe508da0621bf68e5a787b3
SHA1c15476e58342ab61220b897fd10927fef3e7baeb
SHA256fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333
SHA5128675dd864917f0986cef225457ed07b762ce33e4ccd7b0f2b7885cd1c8963909c4b61fd034e15b6d8423ff3aaa76723a7501b925587d6e22f92ded2fee606b04
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\Users\Admin\AppData\Local\Temp\3E387A~1.DLLFilesize
5.7MB
MD5aa9d7e5a4fe508da0621bf68e5a787b3
SHA1c15476e58342ab61220b897fd10927fef3e7baeb
SHA256fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333
SHA5128675dd864917f0986cef225457ed07b762ce33e4ccd7b0f2b7885cd1c8963909c4b61fd034e15b6d8423ff3aaa76723a7501b925587d6e22f92ded2fee606b04
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\Users\Admin\AppData\Local\Temp\3E387A~1.DLLFilesize
5.7MB
MD5aa9d7e5a4fe508da0621bf68e5a787b3
SHA1c15476e58342ab61220b897fd10927fef3e7baeb
SHA256fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333
SHA5128675dd864917f0986cef225457ed07b762ce33e4ccd7b0f2b7885cd1c8963909c4b61fd034e15b6d8423ff3aaa76723a7501b925587d6e22f92ded2fee606b04
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\Users\Admin\AppData\Local\Temp\3E387A~1.DLLFilesize
5.7MB
MD5aa9d7e5a4fe508da0621bf68e5a787b3
SHA1c15476e58342ab61220b897fd10927fef3e7baeb
SHA256fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333
SHA5128675dd864917f0986cef225457ed07b762ce33e4ccd7b0f2b7885cd1c8963909c4b61fd034e15b6d8423ff3aaa76723a7501b925587d6e22f92ded2fee606b04
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\Users\Admin\AppData\Local\Temp\3E387A~1.DLLFilesize
5.7MB
MD5aa9d7e5a4fe508da0621bf68e5a787b3
SHA1c15476e58342ab61220b897fd10927fef3e7baeb
SHA256fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333
SHA5128675dd864917f0986cef225457ed07b762ce33e4ccd7b0f2b7885cd1c8963909c4b61fd034e15b6d8423ff3aaa76723a7501b925587d6e22f92ded2fee606b04
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\Users\Admin\AppData\Local\Temp\3E387A~1.DLLFilesize
5.7MB
MD5aa9d7e5a4fe508da0621bf68e5a787b3
SHA1c15476e58342ab61220b897fd10927fef3e7baeb
SHA256fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333
SHA5128675dd864917f0986cef225457ed07b762ce33e4ccd7b0f2b7885cd1c8963909c4b61fd034e15b6d8423ff3aaa76723a7501b925587d6e22f92ded2fee606b04
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memory/276-56-0x0000000000000000-mapping.dmp
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memory/276-66-0x0000000002280000-0x000000000283C000-memory.dmpFilesize
5.7MB
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memory/276-67-0x0000000002B10000-0x0000000003173000-memory.dmpFilesize
6.4MB
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memory/276-75-0x0000000002B10000-0x0000000003173000-memory.dmpFilesize
6.4MB
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memory/320-78-0x0000000002B10000-0x0000000003173000-memory.dmpFilesize
6.4MB
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memory/320-68-0x0000000000000000-mapping.dmp
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memory/320-77-0x0000000002B10000-0x0000000003173000-memory.dmpFilesize
6.4MB
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memory/320-76-0x0000000002B10000-0x0000000003173000-memory.dmpFilesize
6.4MB
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memory/744-54-0x0000000001320000-0x00000000018DD000-memory.dmpFilesize
5.7MB
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memory/744-55-0x0000000075FF1000-0x0000000075FF3000-memory.dmpFilesize
8KB
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memory/744-58-0x0000000001320000-0x00000000018DD000-memory.dmpFilesize
5.7MB
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memory/744-60-0x0000000000400000-0x0000000000DDD000-memory.dmpFilesize
9.9MB
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memory/744-59-0x00000000018E0000-0x0000000001FD7000-memory.dmpFilesize
7.0MB