Analysis
- max time kernel
132s - max time network
138s - platform
windows10_x64 - resource
win10v20210410 - submitted
14/06/2021, 08:13
Static task
static1
Behavioral task
behavioral1
Sample
cc048bca328cf7aad11522d87937aa69.exe
Resource
win7v20210408
0 signatures
0 seconds
General
- Target cc048bca328cf7aad11522d87937aa69.exe
- Size 6.0MB
- Sample210614-37tpg49bs2
- SHA256 86e391bb9f6683b4658de6d256c244a08ecae308097007ecfbb8e73b32e1cfba
- MD5 cc048bca328cf7aad11522d87937aa69
- SHA1 4bda7b496d111dcb2231294f483b9dac183a6308
- SHA512 fa3580cd54e0f3ac65d2d922f0f2f529c1ea2768bf351ab38b8392b774e9321b572bb722bcf7aa1f1b983d3b4423afcdfffc8134680aa45b72714267aa97fa9c
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
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danabot
Version
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1827
Botnet
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3
C2
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192.210.198.12:443
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37.220.31.50:443
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184.95.51.183:443
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184.95.51.175:443
Attributes
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embedded_hash
410EB249B3A3D8613B29638D583F7193
rsa_pubkey.plain
rsa_pubkey.plain
Signatures
- Blocklisted process makes network request 1 IoCs
flow pid Process 13 2032 RUNDLL32.EXE - Deletes itself 1 IoCs
pid Process 208 rundll32.exe - Loads dropped DLL 3 IoCs
pid Process 208 rundll32.exe 2032 RUNDLL32.EXE 2032 RUNDLL32.EXE - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- 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 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RUNDLL32.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RUNDLL32.EXE - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3848 powershell.exe 3848 powershell.exe 3848 powershell.exe 2032 RUNDLL32.EXE 2032 RUNDLL32.EXE 3264 powershell.exe 3264 powershell.exe 3264 powershell.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 208 rundll32.exe Token: SeDebugPrivilege 2032 RUNDLL32.EXE Token: SeDebugPrivilege 3848 powershell.exe Token: SeDebugPrivilege 3264 powershell.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2032 RUNDLL32.EXE - Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 476 wrote to memory of 208 476 cc048bca328cf7aad11522d87937aa69.exe 78 PID 476 wrote to memory of 208 476 cc048bca328cf7aad11522d87937aa69.exe 78 PID 476 wrote to memory of 208 476 cc048bca328cf7aad11522d87937aa69.exe 78 PID 208 wrote to memory of 2032 208 rundll32.exe 79 PID 208 wrote to memory of 2032 208 rundll32.exe 79 PID 208 wrote to memory of 2032 208 rundll32.exe 79 PID 2032 wrote to memory of 3848 2032 RUNDLL32.EXE 81 PID 2032 wrote to memory of 3848 2032 RUNDLL32.EXE 81 PID 2032 wrote to memory of 3848 2032 RUNDLL32.EXE 81 PID 2032 wrote to memory of 3264 2032 RUNDLL32.EXE 83 PID 2032 wrote to memory of 3264 2032 RUNDLL32.EXE 83 PID 2032 wrote to memory of 3264 2032 RUNDLL32.EXE 83 PID 3264 wrote to memory of 3028 3264 powershell.exe 85 PID 3264 wrote to memory of 3028 3264 powershell.exe 85 PID 3264 wrote to memory of 3028 3264 powershell.exe 85 PID 2032 wrote to memory of 2488 2032 RUNDLL32.EXE 86 PID 2032 wrote to memory of 2488 2032 RUNDLL32.EXE 86 PID 2032 wrote to memory of 2488 2032 RUNDLL32.EXE 86 PID 2032 wrote to memory of 3136 2032 RUNDLL32.EXE 88 PID 2032 wrote to memory of 3136 2032 RUNDLL32.EXE 88 PID 2032 wrote to memory of 3136 2032 RUNDLL32.EXE 88
Processes
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C:\Users\Admin\AppData\Local\Temp\cc048bca328cf7aad11522d87937aa69.exe"C:\Users\Admin\AppData\Local\Temp\cc048bca328cf7aad11522d87937aa69.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:476 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\CC048B~1.DLL,Z C:\Users\Admin\AppData\Local\Temp\CC048B~1.EXE2⤵
- Deletes itself
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:208 -
C:\Windows\SysWOW64\RUNDLL32.EXEC:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\CC048B~1.DLL,TBsxfI0=3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2032 -
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\tmp61DC.tmp.ps1"4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3848
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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\tmp7537.tmp.ps1"4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3264 -
C:\Windows\SysWOW64\nslookup.exe"C:\Windows\system32\nslookup.exe" -type=any localhost5⤵PID:3028
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C:\Windows\SysWOW64\schtasks.exeschtasks /End /tn \Microsoft\Windows\Wininet\CacheTask4⤵PID:2488
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C:\Windows\SysWOW64\schtasks.exeschtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask4⤵PID:3136
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