Analysis
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max time kernel
69s -
max time network
131s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
03-11-2020 14:22
Static task
static1
Behavioral task
behavioral1
Sample
chicry.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
chicry.exe
Resource
win10v20201028
General
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Target
chicry.exe
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Size
68KB
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MD5
b474af9c33ab5dcbd3b8e9682686c154
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SHA1
0dec3edf94860ff19c5d32095b8b940364ebc653
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SHA256
3a42368f21cb7bf4d9dc5c89e953799bc7bb26e5bb5a21822885fc58bece28c5
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SHA512
54122d13dafe978e5850de8d46b5845413efad59858408cac12fe8c804fe8d752b91d7722937f1c932c541da29310ba3845f1614367148842bfa95bae9c806ed
Malware Config
Extracted
azorult
http://laninesolution.com/roky/PL341/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:
chicry.exepid process 4216 chicry.exe 4216 chicry.exe 4216 chicry.exe 4216 chicry.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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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 NtSetInformationThreadHideFromDebugger 3 IoCs
Processes:
chicry.exechicry.exepid process 4760 chicry.exe 4216 chicry.exe 4216 chicry.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
chicry.exedescription pid process target process PID 4760 set thread context of 4216 4760 chicry.exe chicry.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
chicry.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString chicry.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 chicry.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
chicry.exepid process 4216 chicry.exe 4216 chicry.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
chicry.exepid process 4760 chicry.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
chicry.exepid process 4760 chicry.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
chicry.exedescription pid process target process PID 4760 wrote to memory of 4216 4760 chicry.exe chicry.exe PID 4760 wrote to memory of 4216 4760 chicry.exe chicry.exe PID 4760 wrote to memory of 4216 4760 chicry.exe chicry.exe PID 4760 wrote to memory of 4216 4760 chicry.exe chicry.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\chicry.exe"C:\Users\Admin\AppData\Local\Temp\chicry.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4760 -
C:\Users\Admin\AppData\Local\Temp\chicry.exe"C:\Users\Admin\AppData\Local\Temp\chicry.exe"2⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4216
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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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/4216-2-0x000000000040127C-mapping.dmp
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memory/4216-3-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB