Analysis
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max time kernel
49s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
07-04-2021 12:03
Static task
static1
Behavioral task
behavioral1
Sample
fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe
Resource
win7v20201028
General
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Target
fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe
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Size
737KB
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MD5
79c88f12c48f8307763bcba87f443337
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SHA1
af17a6229b33656e042160cbbd335e1479e29acf
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SHA256
fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69
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SHA512
b7a1d650fd25fbd484ac3856fe49d1b1228bbec3b175a383151a3bb78c12510fa10b9fb1af6c177f9f6dd544739f2727b5aaa88766b5d2c258874ffea60fc308
Malware Config
Extracted
azorult
http://alfawood.us/mkdgs/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:
fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exepid process 1340 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe 1340 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe 1340 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe 1340 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe 1340 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.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 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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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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Suspicious use of SetThreadContext 1 IoCs
Processes:
fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exedescription pid process target process PID 640 set thread context of 1340 640 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.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:
fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.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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Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 3936 timeout.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exepid process 1340 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe 1340 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exefe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.execmd.exedescription pid process target process PID 640 wrote to memory of 2640 640 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe schtasks.exe PID 640 wrote to memory of 2640 640 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe schtasks.exe PID 640 wrote to memory of 2640 640 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe schtasks.exe PID 640 wrote to memory of 1340 640 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe PID 640 wrote to memory of 1340 640 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe PID 640 wrote to memory of 1340 640 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe PID 640 wrote to memory of 1340 640 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe PID 640 wrote to memory of 1340 640 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe PID 640 wrote to memory of 1340 640 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe PID 640 wrote to memory of 1340 640 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe PID 640 wrote to memory of 1340 640 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe PID 640 wrote to memory of 1340 640 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe PID 1340 wrote to memory of 3824 1340 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe cmd.exe PID 1340 wrote to memory of 3824 1340 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe cmd.exe PID 1340 wrote to memory of 3824 1340 fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe cmd.exe PID 3824 wrote to memory of 3936 3824 cmd.exe timeout.exe PID 3824 wrote to memory of 3936 3824 cmd.exe timeout.exe PID 3824 wrote to memory of 3936 3824 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe"C:\Users\Admin\AppData\Local\Temp\fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.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\UKpblxOC" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE0A.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe"{path}"2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "fe4e3fc81c2e5028cde6ef0a91ac901fa6b5e0e5e2cd6d68070a9f45cc3a4b69.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exeC:\Windows\system32\timeout.exe 34⤵
- Delays execution with timeout.exe
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpE0A.tmpMD5
f445dff41d0402148e783558a60a96dc
SHA1ee95673442f699fd424775166b197e5e46ce81b2
SHA25629fbe41e03b118f41f63c496528fb2bae24a805012da4ca6d5e611fd181a7d71
SHA512619d4fcda9f2153296542f6a7279438311dc8cca272d7b40d206fe42698e82550822a3fd7416c44f31d36b73c66dcd265bc2291e819808cbb874786330e6d478
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\Users\Admin\AppData\Local\Temp\2fda\mozglue.dllMD5
9e682f1eb98a9d41468fc3e50f907635
SHA185e0ceca36f657ddf6547aa0744f0855a27527ee
SHA256830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d
SHA512230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed
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\Users\Admin\AppData\Local\Temp\2fda\msvcp140.dllMD5
109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
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\Users\Admin\AppData\Local\Temp\2fda\nss3.dllMD5
556ea09421a0f74d31c4c0a89a70dc23
SHA1f739ba9b548ee64b13eb434a3130406d23f836e3
SHA256f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb
SHA5122481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2
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\Users\Admin\AppData\Local\Temp\2fda\vcruntime140.dllMD5
7587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
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\Users\Admin\AppData\Local\Temp\2fda\vcruntime140.dllMD5
7587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
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memory/640-8-0x0000000004B40000-0x0000000004B41000-memory.dmpFilesize
4KB
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memory/640-7-0x0000000004E30000-0x0000000004E31000-memory.dmpFilesize
4KB
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memory/640-11-0x0000000008390000-0x0000000008430000-memory.dmpFilesize
640KB
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memory/640-12-0x000000000AA20000-0x000000000AA76000-memory.dmpFilesize
344KB
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memory/640-3-0x0000000000120000-0x0000000000121000-memory.dmpFilesize
4KB
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memory/640-9-0x00000000081B0000-0x00000000081B1000-memory.dmpFilesize
4KB
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memory/640-5-0x00000000050E0000-0x00000000050E1000-memory.dmpFilesize
4KB
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memory/640-10-0x0000000005020000-0x0000000005025000-memory.dmpFilesize
20KB
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memory/640-6-0x0000000004BE0000-0x0000000004BE1000-memory.dmpFilesize
4KB
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memory/640-2-0x0000000073DC0000-0x00000000744AE000-memory.dmpFilesize
6.9MB
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memory/1340-16-0x000000000041A1F8-mapping.dmp
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memory/1340-17-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/1340-15-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/2640-13-0x0000000000000000-mapping.dmp
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memory/3824-23-0x0000000000000000-mapping.dmp
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memory/3936-24-0x0000000000000000-mapping.dmp