Analysis
-
max time kernel
12s -
max time network
110s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
27-04-2021 12:10
Static task
static1
Behavioral task
behavioral1
Sample
89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe
Resource
win7v20210410
General
-
Target
89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe
-
Size
157KB
-
MD5
ae1dbdbd44cf91d0dfd8218140d83169
-
SHA1
60b27c87bec5da203eeb5f412d933e1510cd1341
-
SHA256
89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05
-
SHA512
8907fcbb4e1a43d23731a74792e341a43cd4085f5f95e50e2ec7fcc54fb2549e8dda2c67eda4c49200feb7ccf30b045dbb2d27c944ee3cfbbaa56a86e2d74b90
Malware Config
Extracted
azorult
http://lexusbiscuit.com/OiuBn/index.php
Signatures
-
Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
-
Loads dropped DLL 5 IoCs
Processes:
89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exepid process 4044 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe 2716 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe 2716 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe 2716 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe 2716 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Suspicious use of SetThreadContext 1 IoCs
Processes:
89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exedescription pid process target process PID 4044 set thread context of 2716 4044 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe -
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.
Processes:
89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exepid process 2716 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe 2716 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exepid process 4044 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exedescription pid process target process PID 4044 wrote to memory of 2716 4044 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe PID 4044 wrote to memory of 2716 4044 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe PID 4044 wrote to memory of 2716 4044 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe PID 4044 wrote to memory of 2716 4044 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe 89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe"C:\Users\Admin\AppData\Local\Temp\89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe"C:\Users\Admin\AppData\Local\Temp\89957f203fda93c39ff56e0f80b615df42bf4ed87fd0488c07581e4e3a14bb05.exe"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
-
\Users\Admin\AppData\Local\Temp\6E3C648E\mozglue.dllMD5
9e682f1eb98a9d41468fc3e50f907635
SHA185e0ceca36f657ddf6547aa0744f0855a27527ee
SHA256830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d
SHA512230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed
-
\Users\Admin\AppData\Local\Temp\6E3C648E\msvcp140.dllMD5
109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
-
\Users\Admin\AppData\Local\Temp\6E3C648E\nss3.dllMD5
556ea09421a0f74d31c4c0a89a70dc23
SHA1f739ba9b548ee64b13eb434a3130406d23f836e3
SHA256f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb
SHA5122481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2
-
\Users\Admin\AppData\Local\Temp\6E3C648E\vcruntime140.dllMD5
7587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
-
\Users\Admin\AppData\Local\Temp\nsu38EA.tmp\vo4cdhwe1w.dllMD5
ca23fe5ae2421fbe9835143600d3d50f
SHA16270d04275233a1b7b8c12d356b1611ac2d14100
SHA2567154b2037bf36889af2f980715441fb886e2f655a41cabc18fb186e69c32415a
SHA512b24e3f4b33ab85e623e2580642df3cd9882c9d394a0a62715792e21eedd6bead3e7c552e08f1c327c5b8a35b44dd960a90c37ed59ef12fb78f611d73ca728f0a
-
memory/2716-116-0x000000000041A684-mapping.dmp
-
memory/2716-117-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/4044-115-0x0000000002FE0000-0x0000000002FE2000-memory.dmpFilesize
8KB