Analysis
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max time kernel
47s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
20-11-2020 18:01
Static task
static1
Behavioral task
behavioral1
Sample
c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe
Resource
win10v20201028
General
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Target
c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe
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Size
377KB
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MD5
526f579a895b5294709684a3f48a6704
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SHA1
20b24bd05c48d69cd0fd0bb5a7be6e9a2f832590
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SHA256
c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f
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SHA512
d9d9005baa429679e31d811cd7aa5d076f81678faf7a91a3527a4afb2fd700d911ad27906f356fc0b6de435858ee60f9c3d6104fe273dfdeadbbdb32a7db4ea1
Malware Config
Extracted
azorult
http://185.222.57.246/key/index.php
Signatures
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Loads dropped DLL 4 IoCs
Processes:
c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exepid process 656 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe 656 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe 656 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe 656 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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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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JavaScript code in executable 1 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\CE87CE80\nss3.dll js -
Suspicious use of SetThreadContext 1 IoCs
Processes:
c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exedescription pid process target process PID 4700 set thread context of 656 4700 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exepid process 656 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe 656 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exedescription pid process target process PID 4700 wrote to memory of 4320 4700 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe schtasks.exe PID 4700 wrote to memory of 4320 4700 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe schtasks.exe PID 4700 wrote to memory of 4320 4700 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe schtasks.exe PID 4700 wrote to memory of 656 4700 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe PID 4700 wrote to memory of 656 4700 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe PID 4700 wrote to memory of 656 4700 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe PID 4700 wrote to memory of 656 4700 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe PID 4700 wrote to memory of 656 4700 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe PID 4700 wrote to memory of 656 4700 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe PID 4700 wrote to memory of 656 4700 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe PID 4700 wrote to memory of 656 4700 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe PID 4700 wrote to memory of 656 4700 c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe"C:\Users\Admin\AppData\Local\Temp\c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oSPiRlkVjPPlv" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF9A8.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\c48cb25059f32fc7d90c16a275586d98f18ce43563b6f1a3fbeb282e8f4dd62f.exe"{path}"2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpF9A8.tmpMD5
567a1558f8b4d7c2be5ee36a7908f156
SHA1dc339cabae280ca619822159907e9a5917d6e251
SHA2569125c49d379c6a76c54ee0931feca729dd0a59cc459cd53032f092ee8e027e7e
SHA512d7d0422ecc3dfd0c66b09d14af9ee0dc9e225fcec488a901330318685f360c61581ee3907f4f283aeb3908d8e4761f1f87570851f79d6c204a3af932b6910c5d
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\Users\Admin\AppData\Local\Temp\CE87CE80\mozglue.dllMD5
9e682f1eb98a9d41468fc3e50f907635
SHA185e0ceca36f657ddf6547aa0744f0855a27527ee
SHA256830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d
SHA512230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed
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\Users\Admin\AppData\Local\Temp\CE87CE80\msvcp140.dllMD5
109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
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\Users\Admin\AppData\Local\Temp\CE87CE80\nss3.dllMD5
556ea09421a0f74d31c4c0a89a70dc23
SHA1f739ba9b548ee64b13eb434a3130406d23f836e3
SHA256f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb
SHA5122481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2
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\Users\Admin\AppData\Local\Temp\CE87CE80\vcruntime140.dllMD5
7587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
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memory/656-17-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/656-16-0x000000000041A684-mapping.dmp
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memory/656-15-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/4320-13-0x0000000000000000-mapping.dmp
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memory/4700-5-0x0000000005220000-0x0000000005221000-memory.dmpFilesize
4KB
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memory/4700-12-0x00000000097E0000-0x00000000097E1000-memory.dmpFilesize
4KB
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memory/4700-11-0x0000000005800000-0x0000000005849000-memory.dmpFilesize
292KB
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memory/4700-10-0x0000000006170000-0x0000000006184000-memory.dmpFilesize
80KB
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memory/4700-9-0x000000000A4D0000-0x000000000A4D1000-memory.dmpFilesize
4KB
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memory/4700-8-0x0000000002BC0000-0x0000000002BC1000-memory.dmpFilesize
4KB
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memory/4700-0-0x0000000073FA0000-0x000000007468E000-memory.dmpFilesize
6.9MB
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memory/4700-4-0x0000000009AA0000-0x0000000009AA1000-memory.dmpFilesize
4KB
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memory/4700-3-0x0000000002B50000-0x0000000002BA3000-memory.dmpFilesize
332KB
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memory/4700-1-0x0000000000630000-0x0000000000631000-memory.dmpFilesize
4KB