Analysis
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max time kernel
91s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
20-05-2022 22:43
Static task
static1
Behavioral task
behavioral1
Sample
535f3c5756c98fb11c73758e16366d8db8a04f75e962e7cef1084d7520470ef5.exe
Resource
win7-20220414-en
General
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Target
535f3c5756c98fb11c73758e16366d8db8a04f75e962e7cef1084d7520470ef5.exe
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Size
997KB
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MD5
d68fc5ecdcb504ec5935b6016eaffeb0
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SHA1
7cf8d03da1f62ae3fe97f5d364c07fb7c2b2a497
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SHA256
535f3c5756c98fb11c73758e16366d8db8a04f75e962e7cef1084d7520470ef5
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SHA512
d6bf9136d3a2de75cb70b405423b63fcac19f9ca1b8cf2d812843f32876c8d6b561cc11489a2d950ed3f201d514bb37b18b2fe147dfd09e8996c6c9ddc0da16b
Malware Config
Extracted
danabot
5.61.58.130
2.56.213.39
2.56.212.4
5.61.56.192
Signatures
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Danabot x86 payload 3 IoCs
Detection of Danabot x86 payload, mapped in memory during the execution of its loader.
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\535F3C~1.DLL family_danabot C:\Users\Admin\AppData\Local\Temp\535f3c5756c98fb11c73758e16366d8db8a04f75e962e7cef1084d7520470ef5.dll family_danabot C:\Users\Admin\AppData\Local\Temp\535f3c5756c98fb11c73758e16366d8db8a04f75e962e7cef1084d7520470ef5.dll family_danabot -
Blocklisted process makes network request 10 IoCs
Processes:
rundll32.exeflow pid process 10 4144 rundll32.exe 11 4144 rundll32.exe 12 4144 rundll32.exe 13 4144 rundll32.exe 14 4144 rundll32.exe 15 4144 rundll32.exe 16 4144 rundll32.exe 17 4144 rundll32.exe 24 4144 rundll32.exe 34 4144 rundll32.exe -
Loads dropped DLL 2 IoCs
Processes:
regsvr32.exerundll32.exepid process 4288 regsvr32.exe 4144 rundll32.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4252 504 WerFault.exe 535f3c5756c98fb11c73758e16366d8db8a04f75e962e7cef1084d7520470ef5.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
535f3c5756c98fb11c73758e16366d8db8a04f75e962e7cef1084d7520470ef5.exeregsvr32.exedescription pid process target process PID 504 wrote to memory of 4288 504 535f3c5756c98fb11c73758e16366d8db8a04f75e962e7cef1084d7520470ef5.exe regsvr32.exe PID 504 wrote to memory of 4288 504 535f3c5756c98fb11c73758e16366d8db8a04f75e962e7cef1084d7520470ef5.exe regsvr32.exe PID 504 wrote to memory of 4288 504 535f3c5756c98fb11c73758e16366d8db8a04f75e962e7cef1084d7520470ef5.exe regsvr32.exe PID 4288 wrote to memory of 4144 4288 regsvr32.exe rundll32.exe PID 4288 wrote to memory of 4144 4288 regsvr32.exe rundll32.exe PID 4288 wrote to memory of 4144 4288 regsvr32.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\535f3c5756c98fb11c73758e16366d8db8a04f75e962e7cef1084d7520470ef5.exe"C:\Users\Admin\AppData\Local\Temp\535f3c5756c98fb11c73758e16366d8db8a04f75e962e7cef1084d7520470ef5.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exeC:\Windows\system32\regsvr32.exe -s C:\Users\Admin\AppData\Local\Temp\535F3C~1.DLL f1 C:\Users\Admin\AppData\Local\Temp\535F3C~1.EXE@5042⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe C:\Users\Admin\AppData\Local\Temp\535F3C~1.DLL,f03⤵
- Blocklisted process makes network request
- Loads dropped DLL
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 504 -s 4682⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 504 -ip 5041⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\535F3C~1.DLLFilesize
722KB
MD58055973bd2fde1486a90b5e956c8dba3
SHA1932aa701e1402e957db8677db5e56b9162ccc12b
SHA256a7a764414712bf2cc09bebe1b8e7dd257fbe7242c4fc103dd7f5876391af0337
SHA51201bfb8bdb89a043fc77a6ea14276eac59d42dd0eb42f095728733b4be5809ac06e388b62483c8440a43422922e484acfc43c2618e98d288765231fe143cab52b
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C:\Users\Admin\AppData\Local\Temp\535f3c5756c98fb11c73758e16366d8db8a04f75e962e7cef1084d7520470ef5.dllFilesize
722KB
MD58055973bd2fde1486a90b5e956c8dba3
SHA1932aa701e1402e957db8677db5e56b9162ccc12b
SHA256a7a764414712bf2cc09bebe1b8e7dd257fbe7242c4fc103dd7f5876391af0337
SHA51201bfb8bdb89a043fc77a6ea14276eac59d42dd0eb42f095728733b4be5809ac06e388b62483c8440a43422922e484acfc43c2618e98d288765231fe143cab52b
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C:\Users\Admin\AppData\Local\Temp\535f3c5756c98fb11c73758e16366d8db8a04f75e962e7cef1084d7520470ef5.dllFilesize
722KB
MD58055973bd2fde1486a90b5e956c8dba3
SHA1932aa701e1402e957db8677db5e56b9162ccc12b
SHA256a7a764414712bf2cc09bebe1b8e7dd257fbe7242c4fc103dd7f5876391af0337
SHA51201bfb8bdb89a043fc77a6ea14276eac59d42dd0eb42f095728733b4be5809ac06e388b62483c8440a43422922e484acfc43c2618e98d288765231fe143cab52b
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memory/504-130-0x000000000345A000-0x0000000003525000-memory.dmpFilesize
812KB
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memory/504-131-0x0000000003530000-0x0000000003611000-memory.dmpFilesize
900KB
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memory/504-137-0x0000000000400000-0x0000000002EAF000-memory.dmpFilesize
42.7MB
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memory/4144-135-0x0000000000000000-mapping.dmp
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memory/4288-132-0x0000000000000000-mapping.dmp