Analysis
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max time kernel
141s -
max time network
156s -
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 16:20
Static task
static1
Behavioral task
behavioral1
Sample
a3deba7d625a14037d438b8e23d569f42111693edb4276baf6cb001c469f5652.exe
Resource
win7-20221111-en
General
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Target
a3deba7d625a14037d438b8e23d569f42111693edb4276baf6cb001c469f5652.exe
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Size
5.9MB
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MD5
a611f8e7ebb0309b34bc6550c3c82557
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SHA1
ffc61b9568a53357a66545886d06a7bbd235b31b
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SHA256
a3deba7d625a14037d438b8e23d569f42111693edb4276baf6cb001c469f5652
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SHA512
b2e11a60dc8d6d6ebdaa74c1fc7407cab98feb1aadfea745af5bf83275ed4f18e6eef51eb6ea8e9b56a6cd9db3eb8ebbc42bb19e4074f330bdad9d67b821d576
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SSDEEP
98304:/N2TDX+KRTPV9LvsnU+nvha2xVLZ9Cp2+I1zAEIR0JHxDMaXG/DOFvUvZ7Ct0iMO:lIDXVRTPAnXnZB0p2+IAAHxDMikGcZ7u
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 16 4300 RUNDLL32.EXE 24 4300 RUNDLL32.EXE 27 4300 RUNDLL32.EXE 31 4300 RUNDLL32.EXE -
Loads dropped DLL 3 IoCs
Processes:
rundll32.exeRUNDLL32.EXEpid process 3632 rundll32.exe 3632 rundll32.exe 4300 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 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1720 3168 WerFault.exe a3deba7d625a14037d438b8e23d569f42111693edb4276baf6cb001c469f5652.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\Platform Specific Field 1 RUNDLL32.EXE Key opened \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\1\ProcessorNameString 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\~MHz RUNDLL32.EXE Key value enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RUNDLL32.EXE Key enumerated \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\Configuration Data RUNDLL32.EXE 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\Platform Specific Field 1 RUNDLL32.EXE Key opened \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\0\Previous 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\ProcessorNameString 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\0\Component Information RUNDLL32.EXE -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
rundll32.exeRUNDLL32.EXEdescription pid process Token: SeDebugPrivilege 3632 rundll32.exe Token: SeDebugPrivilege 4300 RUNDLL32.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
a3deba7d625a14037d438b8e23d569f42111693edb4276baf6cb001c469f5652.exerundll32.exedescription pid process target process PID 3168 wrote to memory of 3632 3168 a3deba7d625a14037d438b8e23d569f42111693edb4276baf6cb001c469f5652.exe rundll32.exe PID 3168 wrote to memory of 3632 3168 a3deba7d625a14037d438b8e23d569f42111693edb4276baf6cb001c469f5652.exe rundll32.exe PID 3168 wrote to memory of 3632 3168 a3deba7d625a14037d438b8e23d569f42111693edb4276baf6cb001c469f5652.exe rundll32.exe PID 3632 wrote to memory of 4300 3632 rundll32.exe RUNDLL32.EXE PID 3632 wrote to memory of 4300 3632 rundll32.exe RUNDLL32.EXE PID 3632 wrote to memory of 4300 3632 rundll32.exe RUNDLL32.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\a3deba7d625a14037d438b8e23d569f42111693edb4276baf6cb001c469f5652.exe"C:\Users\Admin\AppData\Local\Temp\a3deba7d625a14037d438b8e23d569f42111693edb4276baf6cb001c469f5652.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\A3DEBA~1.DLL,Z C:\Users\Admin\AppData\Local\Temp\A3DEBA~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\A3DEBA~1.DLL,EQ0EZI0=3⤵
- 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 3168 -s 4842⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3168 -ip 31681⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\A3DEBA~1.DLLFilesize
5.7MB
MD5aa9d7e5a4fe508da0621bf68e5a787b3
SHA1c15476e58342ab61220b897fd10927fef3e7baeb
SHA256fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333
SHA5128675dd864917f0986cef225457ed07b762ce33e4ccd7b0f2b7885cd1c8963909c4b61fd034e15b6d8423ff3aaa76723a7501b925587d6e22f92ded2fee606b04
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C:\Users\Admin\AppData\Local\Temp\A3DEBA~1.EXE.dllFilesize
5.7MB
MD5aa9d7e5a4fe508da0621bf68e5a787b3
SHA1c15476e58342ab61220b897fd10927fef3e7baeb
SHA256fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333
SHA5128675dd864917f0986cef225457ed07b762ce33e4ccd7b0f2b7885cd1c8963909c4b61fd034e15b6d8423ff3aaa76723a7501b925587d6e22f92ded2fee606b04
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C:\Users\Admin\AppData\Local\Temp\A3DEBA~1.EXE.dllFilesize
5.7MB
MD5aa9d7e5a4fe508da0621bf68e5a787b3
SHA1c15476e58342ab61220b897fd10927fef3e7baeb
SHA256fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333
SHA5128675dd864917f0986cef225457ed07b762ce33e4ccd7b0f2b7885cd1c8963909c4b61fd034e15b6d8423ff3aaa76723a7501b925587d6e22f92ded2fee606b04
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C:\Users\Admin\AppData\Local\Temp\A3DEBA~1.EXE.dllFilesize
5.7MB
MD5aa9d7e5a4fe508da0621bf68e5a787b3
SHA1c15476e58342ab61220b897fd10927fef3e7baeb
SHA256fbbad9835d32b699f854725a673e9c10f08ed80a9a86315c48848e5f71f75333
SHA5128675dd864917f0986cef225457ed07b762ce33e4ccd7b0f2b7885cd1c8963909c4b61fd034e15b6d8423ff3aaa76723a7501b925587d6e22f92ded2fee606b04
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memory/3168-132-0x00000000013B3000-0x0000000001970000-memory.dmpFilesize
5.7MB
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memory/3168-133-0x0000000001980000-0x0000000002077000-memory.dmpFilesize
7.0MB
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memory/3168-134-0x0000000000400000-0x0000000000DDD000-memory.dmpFilesize
9.9MB
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memory/3168-145-0x0000000000400000-0x0000000000DDD000-memory.dmpFilesize
9.9MB
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memory/3632-140-0x00000000030F0000-0x0000000003753000-memory.dmpFilesize
6.4MB
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memory/3632-142-0x00000000030F0000-0x0000000003753000-memory.dmpFilesize
6.4MB
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memory/3632-139-0x00000000024E0000-0x0000000002A9C000-memory.dmpFilesize
5.7MB
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memory/3632-144-0x00000000030F0000-0x0000000003753000-memory.dmpFilesize
6.4MB
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memory/3632-135-0x0000000000000000-mapping.dmp
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memory/4300-141-0x0000000000000000-mapping.dmp
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memory/4300-146-0x0000000003010000-0x0000000003673000-memory.dmpFilesize
6.4MB
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memory/4300-149-0x0000000003010000-0x0000000003673000-memory.dmpFilesize
6.4MB
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memory/4300-150-0x0000000003010000-0x0000000003673000-memory.dmpFilesize
6.4MB