Analysis
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max time kernel
73s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
12-05-2021 18:45
Static task
static1
Behavioral task
behavioral1
Sample
58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exe
Resource
win10v20210410
General
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Target
58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exe
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Size
319KB
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MD5
559dc6ccbd4b4ea55677f524f95372f9
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SHA1
9eb64c1666f529bf8ae443008853bf6e7cf7d4b2
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SHA256
58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8
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SHA512
bc8d02b54b439b3329dfb4168862e6776fd0af05ca88d3c309a8d4305b0980ee4bc45d971b93bced2df1fc1f13db171b57aeff132dbad3423b47440ad7431fae
Malware Config
Extracted
azorult
http://bengalcement.com.bd/AxPu/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 5 IoCs
Processes:
58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exeMSBuild.exepid process 680 58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exe 2072 MSBuild.exe 2072 MSBuild.exe 2072 MSBuild.exe 2072 MSBuild.exe -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Suspicious use of SetThreadContext 1 IoCs
Processes:
58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exedescription pid process target process PID 680 set thread context of 2072 680 58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exe MSBuild.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MSBuild.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString MSBuild.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
MSBuild.exepid process 2072 MSBuild.exe 2072 MSBuild.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exepid process 680 58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exedescription pid process target process PID 680 wrote to memory of 2072 680 58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exe MSBuild.exe PID 680 wrote to memory of 2072 680 58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exe MSBuild.exe PID 680 wrote to memory of 2072 680 58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exe MSBuild.exe PID 680 wrote to memory of 2072 680 58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exe MSBuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exe"C:\Users\Admin\AppData\Local\Temp\58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:680 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Users\Admin\AppData\Local\Temp\58b8457797f88443a07f9c033039776fa7c5834eeee4d4b5af353ab159bd85e8.exe"2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2072
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
9e682f1eb98a9d41468fc3e50f907635
SHA185e0ceca36f657ddf6547aa0744f0855a27527ee
SHA256830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d
SHA512230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed
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MD5
109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
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MD5
556ea09421a0f74d31c4c0a89a70dc23
SHA1f739ba9b548ee64b13eb434a3130406d23f836e3
SHA256f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb
SHA5122481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2
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MD5
7587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
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MD5
d1da18df3c1a670a4a35cb46a13e9faf
SHA106412e1d8f4b7690bd8e83637ed072df824756cd
SHA2565d8485f081893873d353d3acb3d26c5f02e49d910992d23f15e9d3fa340368b6
SHA5121bc04c67a7a77cf919a4148f2c2022f673a0a05ab0f579eaf83ceaa8b52830e1b4b2b3938d703bb2d0b35f4746f145c73d56ae154cfac07c8dd727ee9ab662f1