Analysis
- max time kernel
148s - max time network
152s - platform
windows10_x64 - resource
win10v20210408 - submitted
08/10/2021, 07:33
Static task
static1
Behavioral task
behavioral1
Sample
1c38c0b56969a81e7adf89eac12e0d0e.exe
Resource
win7-en-20210920
0 signatures
0 seconds
General
- Target 1c38c0b56969a81e7adf89eac12e0d0e.exe
- Size 1.1MB
- Sample211008-jdj4bsdfem
- SHA256 7bf358e7bffe42b707987d1e14465a5fd91fb4468b8bb5cc2bda2fd95ef801d1
- MD5 1c38c0b56969a81e7adf89eac12e0d0e
- SHA1 cd0aed133aa9ac7f9ce555b4edbf5e8e68d9ce98
- SHA512 917e08b14b37bcf07344f7670d508c4072314d72617caf5bbf7e59375b86b7b02c2864bd980d9176d312af8b836a2fd617b186e13dd37b52e3fb3af23557c9dc
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
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danabot
C2
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142.11.242.31:443
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192.119.110.73:443
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192.210.222.88:443
Attributes
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embedded_hash
F4711E27D559B4AEB1A081A1EB0AC465
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type
loader
rsa_pubkey.plain
rsa_privkey.plain
Extracted
Family
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danabot
Version
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2052
Botnet
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4
C2
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142.11.242.31:443
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192.119.110.73:443
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192.210.222.88:443
Attributes
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embedded_hash
F4711E27D559B4AEB1A081A1EB0AC465
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type
main
rsa_privkey.plain
rsa_pubkey.plain
Signatures
- Danabot Loader Component 8 IoCs
resource yara_rule behavioral2/files/0x000100000001ab2e-118.dat DanabotLoader2021 behavioral2/files/0x000100000001ab2e-120.dat DanabotLoader2021 behavioral2/files/0x000100000001ab2e-119.dat DanabotLoader2021 behavioral2/memory/2780-121-0x0000000000C70000-0x0000000000DD3000-memory.dmp DanabotLoader2021 behavioral2/memory/3828-127-0x0000000004380000-0x00000000044E3000-memory.dmp DanabotLoader2021 behavioral2/files/0x000100000001ab2e-126.dat DanabotLoader2021 behavioral2/files/0x000100000001ab2e-125.dat DanabotLoader2021 behavioral2/files/0x000100000001ab2e-135.dat DanabotLoader2021 - Blocklisted process makes network request 2 IoCs
flow pid Process 29 2780 rundll32.exe 30 3828 RUNDLL32.EXE - Loads dropped DLL 5 IoCs
pid Process 2780 rundll32.exe 2780 rundll32.exe 3828 RUNDLL32.EXE 3828 RUNDLL32.EXE 2820 RUNDLL32.EXE - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts RUNDLL32.EXE - Accesses Microsoft Outlook profiles 1 TTPs 4 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RUNDLL32.EXE Key opened \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RUNDLL32.EXE Key opened \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RUNDLL32.EXE Key opened \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook RUNDLL32.EXE - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2820 set thread context of 2484 2820 RUNDLL32.EXE 80 - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\PROGRA~3\zohplghndapsm.tmp rundll32.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Checks processor information in registry 2 TTPs 49 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision 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\Identifier RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor 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\Platform Specific Field 1 RUNDLL32.EXE Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 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\0\Configuration Data 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\ProcessorNameString RUNDLL32.EXE Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 RUNDLL32.EXE Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 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\Update Revision 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\Update Status RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Previous Update Revision RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Update Status RUNDLL32.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 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 enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\Configuration Data 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\FeatureSet 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\Component Information 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\Configuration Data 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\VendorIdentifier RUNDLL32.EXE Key value enumerated \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\Platform Specific Field 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\1\Update Revision 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\VendorIdentifier 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\1\ProcessorNameString 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\Configuration Data 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 Revision RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\ProcessorNameString RUNDLL32.EXE -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\TypedURLs rundll32.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\B2D36B9EB4DEB5FB6667295A48CB8784E08D5180 RUNDLL32.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\B2D36B9EB4DEB5FB6667295A48CB8784E08D5180\Blob = 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 RUNDLL32.EXE - Suspicious behavior: EnumeratesProcesses 19 IoCs
pid Process 3828 RUNDLL32.EXE 3828 RUNDLL32.EXE 3828 RUNDLL32.EXE 3828 RUNDLL32.EXE 3828 RUNDLL32.EXE 3828 RUNDLL32.EXE 2020 powershell.exe 2820 RUNDLL32.EXE 2820 RUNDLL32.EXE 2020 powershell.exe 2020 powershell.exe 404 powershell.exe 404 powershell.exe 404 powershell.exe 3828 RUNDLL32.EXE 3828 RUNDLL32.EXE 1376 powershell.exe 1376 powershell.exe 1376 powershell.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2020 powershell.exe Token: SeDebugPrivilege 3828 RUNDLL32.EXE Token: SeDebugPrivilege 404 powershell.exe Token: SeDebugPrivilege 1376 powershell.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2484 rundll32.exe 3828 RUNDLL32.EXE - Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 3128 wrote to memory of 2780 3128 1c38c0b56969a81e7adf89eac12e0d0e.exe 72 PID 3128 wrote to memory of 2780 3128 1c38c0b56969a81e7adf89eac12e0d0e.exe 72 PID 3128 wrote to memory of 2780 3128 1c38c0b56969a81e7adf89eac12e0d0e.exe 72 PID 2780 wrote to memory of 3828 2780 rundll32.exe 76 PID 2780 wrote to memory of 3828 2780 rundll32.exe 76 PID 2780 wrote to memory of 3828 2780 rundll32.exe 76 PID 3828 wrote to memory of 2020 3828 RUNDLL32.EXE 77 PID 3828 wrote to memory of 2020 3828 RUNDLL32.EXE 77 PID 3828 wrote to memory of 2020 3828 RUNDLL32.EXE 77 PID 3828 wrote to memory of 2820 3828 RUNDLL32.EXE 79 PID 3828 wrote to memory of 2820 3828 RUNDLL32.EXE 79 PID 3828 wrote to memory of 2820 3828 RUNDLL32.EXE 79 PID 2820 wrote to memory of 2484 2820 RUNDLL32.EXE 80 PID 2820 wrote to memory of 2484 2820 RUNDLL32.EXE 80 PID 2820 wrote to memory of 2484 2820 RUNDLL32.EXE 80 PID 2484 wrote to memory of 1524 2484 rundll32.exe 81 PID 2484 wrote to memory of 1524 2484 rundll32.exe 81 PID 3828 wrote to memory of 404 3828 RUNDLL32.EXE 82 PID 3828 wrote to memory of 404 3828 RUNDLL32.EXE 82 PID 3828 wrote to memory of 404 3828 RUNDLL32.EXE 82 PID 3828 wrote to memory of 1376 3828 RUNDLL32.EXE 85 PID 3828 wrote to memory of 1376 3828 RUNDLL32.EXE 85 PID 3828 wrote to memory of 1376 3828 RUNDLL32.EXE 85 PID 1376 wrote to memory of 360 1376 powershell.exe 87 PID 1376 wrote to memory of 360 1376 powershell.exe 87 PID 1376 wrote to memory of 360 1376 powershell.exe 87 PID 3828 wrote to memory of 1636 3828 RUNDLL32.EXE 88 PID 3828 wrote to memory of 1636 3828 RUNDLL32.EXE 88 PID 3828 wrote to memory of 1636 3828 RUNDLL32.EXE 88 PID 3828 wrote to memory of 3816 3828 RUNDLL32.EXE 90 PID 3828 wrote to memory of 3816 3828 RUNDLL32.EXE 90 PID 3828 wrote to memory of 3816 3828 RUNDLL32.EXE 90 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RUNDLL32.EXE - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RUNDLL32.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1c38c0b56969a81e7adf89eac12e0d0e.exe"C:\Users\Admin\AppData\Local\Temp\1c38c0b56969a81e7adf89eac12e0d0e.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3128 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\1C38C0~1.DLL,s C:\Users\Admin\AppData\Local\Temp\1C38C0~1.EXE2⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2780 -
C:\Windows\SysWOW64\RUNDLL32.EXEC:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\1C38C0~1.DLL,MSIPVg==3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook accounts
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:3828 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath C:\Users\Admin\AppData\Local\Temp\1C38C0~1.DLL4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2020
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C:\Windows\SysWOW64\RUNDLL32.EXEC:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\1C38C0~1.DLL,XTUnMlQ4U2k=4⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2820 -
C:\Windows\system32\rundll32.exeC:\Windows\system32\rundll32.exe C:\Windows\system32\shell32.dll,#61 178975⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2484 -
C:\Windows\system32\ctfmon.exectfmon.exe6⤵PID:1524
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Executionpolicy bypass -File "C:\Users\Admin\AppData\Local\Temp\tmpC341.tmp.ps1"4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:404
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Executionpolicy bypass -File "C:\Users\Admin\AppData\Local\Temp\tmpCDF.tmp.ps1"4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1376 -
C:\Windows\SysWOW64\nslookup.exe"C:\Windows\system32\nslookup.exe" -type=any localhost5⤵PID:360
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C:\Windows\SysWOW64\schtasks.exeschtasks /End /tn \Microsoft\Windows\Wininet\CacheTask4⤵PID:1636
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C:\Windows\SysWOW64\schtasks.exeschtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask4⤵PID:3816
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