Analysis
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max time kernel
159s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
29-01-2023 17:53
Static task
static1
Behavioral task
behavioral1
Sample
3fdd05674f8ea7f32ea9c5cda1364ea6ce32223343a63eec2b1f08799aab0881.exe
Resource
win7-20220901-en
General
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Target
3fdd05674f8ea7f32ea9c5cda1364ea6ce32223343a63eec2b1f08799aab0881.exe
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Size
6.0MB
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MD5
67e9ce6258294f6c6b6c1894cceceba3
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SHA1
fbd17c535207116b4b609b296b7daca0c1ab3efc
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SHA256
3fdd05674f8ea7f32ea9c5cda1364ea6ce32223343a63eec2b1f08799aab0881
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SHA512
665d43b8ddf76737805b5ac1609681d222eb054f88ff5fc84d7d239c353396cca2c8867d446cb6fd5a7d8f4a7194bf9d38d18032edb7110d664894f865c1fce6
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SSDEEP
98304:Tde/cO1gtKwR9shwVsAOLIIsMxp3onwGb+O+D4mPRPe/Srd9/svgINcLzIR:T0/FY9mWsX79qwGb+drxcSjIgImLcR
Malware Config
Extracted
danabot
1765
3
142.44.224.16:443
192.236.162.42:443
192.236.146.203:443
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 5 4220 RUNDLL32.EXE 12 4220 RUNDLL32.EXE 28 4220 RUNDLL32.EXE 29 4220 RUNDLL32.EXE -
Loads dropped DLL 4 IoCs
Processes:
rundll32.exeRUNDLL32.EXEpid process 3744 rundll32.exe 3744 rundll32.exe 4220 RUNDLL32.EXE 4220 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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Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 2844 1992 WerFault.exe 3fdd05674f8ea7f32ea9c5cda1364ea6ce32223343a63eec2b1f08799aab0881.exe 1624 1992 WerFault.exe 3fdd05674f8ea7f32ea9c5cda1364ea6ce32223343a63eec2b1f08799aab0881.exe -
Checks processor information in registry 2 TTPs 25 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\Identifier RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Component Information RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\VendorIdentifier RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Configuration Data RUNDLL32.EXE Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Status RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Revision RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\FeatureSet 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\1\Platform Specific Field 1 RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\~MHz RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\ProcessorNameString RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 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\Platform Specific Field 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\Previous Update Revision 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 3744 rundll32.exe Token: SeDebugPrivilege 4220 RUNDLL32.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
3fdd05674f8ea7f32ea9c5cda1364ea6ce32223343a63eec2b1f08799aab0881.exerundll32.exedescription pid process target process PID 1992 wrote to memory of 3744 1992 3fdd05674f8ea7f32ea9c5cda1364ea6ce32223343a63eec2b1f08799aab0881.exe rundll32.exe PID 1992 wrote to memory of 3744 1992 3fdd05674f8ea7f32ea9c5cda1364ea6ce32223343a63eec2b1f08799aab0881.exe rundll32.exe PID 1992 wrote to memory of 3744 1992 3fdd05674f8ea7f32ea9c5cda1364ea6ce32223343a63eec2b1f08799aab0881.exe rundll32.exe PID 3744 wrote to memory of 4220 3744 rundll32.exe RUNDLL32.EXE PID 3744 wrote to memory of 4220 3744 rundll32.exe RUNDLL32.EXE PID 3744 wrote to memory of 4220 3744 rundll32.exe RUNDLL32.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\3fdd05674f8ea7f32ea9c5cda1364ea6ce32223343a63eec2b1f08799aab0881.exe"C:\Users\Admin\AppData\Local\Temp\3fdd05674f8ea7f32ea9c5cda1364ea6ce32223343a63eec2b1f08799aab0881.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\3FDD05~1.DLL,Z C:\Users\Admin\AppData\Local\Temp\3FDD05~1.EXE2⤵
- 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\3FDD05~1.DLL,pEFj3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 7042⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 7122⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 124 -p 1992 -ip 19921⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1992 -ip 19921⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\3FDD05~1.DLLFilesize
5.7MB
MD5125fae2b2965fc61d6e7a50bf30662fc
SHA1a22b52297a9f58fb427c75272cc0109ff399029a
SHA2564ee572ac64f6e813083b4a5e5a13a1891c95d0cc63e46cb1cd72fcdc0f1f41ab
SHA512b3204fe1edfc1476801c93d07afa4a9fa735114412978d0558ad6333c7b698a98ebac372a3efcf138cb309db06985ba4aa6bd682163489d554c7c152ac940fe4
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C:\Users\Admin\AppData\Local\Temp\3FDD05~1.EXE.dllFilesize
5.7MB
MD5125fae2b2965fc61d6e7a50bf30662fc
SHA1a22b52297a9f58fb427c75272cc0109ff399029a
SHA2564ee572ac64f6e813083b4a5e5a13a1891c95d0cc63e46cb1cd72fcdc0f1f41ab
SHA512b3204fe1edfc1476801c93d07afa4a9fa735114412978d0558ad6333c7b698a98ebac372a3efcf138cb309db06985ba4aa6bd682163489d554c7c152ac940fe4
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C:\Users\Admin\AppData\Local\Temp\3FDD05~1.EXE.dllFilesize
5.7MB
MD5125fae2b2965fc61d6e7a50bf30662fc
SHA1a22b52297a9f58fb427c75272cc0109ff399029a
SHA2564ee572ac64f6e813083b4a5e5a13a1891c95d0cc63e46cb1cd72fcdc0f1f41ab
SHA512b3204fe1edfc1476801c93d07afa4a9fa735114412978d0558ad6333c7b698a98ebac372a3efcf138cb309db06985ba4aa6bd682163489d554c7c152ac940fe4
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C:\Users\Admin\AppData\Local\Temp\3FDD05~1.EXE.dllFilesize
5.7MB
MD5125fae2b2965fc61d6e7a50bf30662fc
SHA1a22b52297a9f58fb427c75272cc0109ff399029a
SHA2564ee572ac64f6e813083b4a5e5a13a1891c95d0cc63e46cb1cd72fcdc0f1f41ab
SHA512b3204fe1edfc1476801c93d07afa4a9fa735114412978d0558ad6333c7b698a98ebac372a3efcf138cb309db06985ba4aa6bd682163489d554c7c152ac940fe4
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C:\Users\Admin\AppData\Local\Temp\3FDD05~1.EXE.dllFilesize
5.7MB
MD5125fae2b2965fc61d6e7a50bf30662fc
SHA1a22b52297a9f58fb427c75272cc0109ff399029a
SHA2564ee572ac64f6e813083b4a5e5a13a1891c95d0cc63e46cb1cd72fcdc0f1f41ab
SHA512b3204fe1edfc1476801c93d07afa4a9fa735114412978d0558ad6333c7b698a98ebac372a3efcf138cb309db06985ba4aa6bd682163489d554c7c152ac940fe4
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memory/1992-133-0x0000000001800000-0x0000000001EF6000-memory.dmpFilesize
7.0MB
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memory/1992-134-0x0000000000400000-0x0000000000DF2000-memory.dmpFilesize
9.9MB
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memory/1992-152-0x0000000000400000-0x0000000000DF2000-memory.dmpFilesize
9.9MB
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memory/1992-132-0x0000000001242000-0x00000000017FF000-memory.dmpFilesize
5.7MB
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memory/3744-140-0x0000000002D30000-0x0000000003393000-memory.dmpFilesize
6.4MB
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memory/3744-142-0x0000000002D30000-0x0000000003393000-memory.dmpFilesize
6.4MB
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memory/3744-139-0x0000000001FA0000-0x000000000255C000-memory.dmpFilesize
5.7MB
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memory/3744-146-0x0000000002D30000-0x0000000003393000-memory.dmpFilesize
6.4MB
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memory/3744-135-0x0000000000000000-mapping.dmp
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memory/4220-141-0x0000000000000000-mapping.dmp
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memory/4220-145-0x0000000002890000-0x0000000002E4C000-memory.dmpFilesize
5.7MB
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memory/4220-147-0x0000000003530000-0x0000000003B93000-memory.dmpFilesize
6.4MB
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memory/4220-153-0x0000000003530000-0x0000000003B93000-memory.dmpFilesize
6.4MB
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memory/4220-154-0x0000000003530000-0x0000000003B93000-memory.dmpFilesize
6.4MB