Analysis
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max time kernel
138s -
max time network
141s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
27-04-2021 08:01
Static task
static1
Behavioral task
behavioral1
Sample
PO 22225.exe
Resource
win7v20210410
General
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Target
PO 22225.exe
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Size
21KB
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MD5
c925a87b460b410809510caa931dbbbd
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SHA1
52195a254e4827ee6835b4c35f4c91411494c34f
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SHA256
63ad140fe517d76461dd8f735784438e63cfd501e54a13317721141527aa35e7
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SHA512
c06c848f2452a3e5cffb572f6e3ca95eb32cb76a3ca935c7d003c06a00e8decbebcb0b8e23949c16f50f8e1426c0f4764b1bf9d90b567f88a33dcb29a2b57f4c
Malware Config
Extracted
azorult
http://195.245.112.115/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:
PO 22225.exepid process 2884 PO 22225.exe 2884 PO 22225.exe 2884 PO 22225.exe 2884 PO 22225.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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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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Suspicious use of NtSetInformationThreadHideFromDebugger 15 IoCs
Processes:
PO 22225.exepid process 3988 PO 22225.exe 3988 PO 22225.exe 3988 PO 22225.exe 3988 PO 22225.exe 3988 PO 22225.exe 3988 PO 22225.exe 3988 PO 22225.exe 3988 PO 22225.exe 3988 PO 22225.exe 3988 PO 22225.exe 3988 PO 22225.exe 3988 PO 22225.exe 3988 PO 22225.exe 3988 PO 22225.exe 3988 PO 22225.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PO 22225.exedescription pid process target process PID 3988 set thread context of 2884 3988 PO 22225.exe PO 22225.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4032 3988 WerFault.exe PO 22225.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
PO 22225.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString PO 22225.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 PO 22225.exe -
Delays execution with timeout.exe 2 IoCs
Processes:
timeout.exetimeout.exepid process 3576 timeout.exe 3800 timeout.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
PO 22225.exeWerFault.exePO 22225.exepid process 3988 PO 22225.exe 3988 PO 22225.exe 3988 PO 22225.exe 4032 WerFault.exe 4032 WerFault.exe 4032 WerFault.exe 4032 WerFault.exe 4032 WerFault.exe 4032 WerFault.exe 4032 WerFault.exe 4032 WerFault.exe 4032 WerFault.exe 4032 WerFault.exe 4032 WerFault.exe 4032 WerFault.exe 4032 WerFault.exe 4032 WerFault.exe 4032 WerFault.exe 2884 PO 22225.exe 2884 PO 22225.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
PO 22225.exeWerFault.exedescription pid process Token: SeDebugPrivilege 3988 PO 22225.exe Token: SeRestorePrivilege 4032 WerFault.exe Token: SeBackupPrivilege 4032 WerFault.exe Token: SeDebugPrivilege 4032 WerFault.exe -
Suspicious use of WriteProcessMemory 22 IoCs
Processes:
PO 22225.execmd.exePO 22225.execmd.exedescription pid process target process PID 3988 wrote to memory of 3648 3988 PO 22225.exe cmd.exe PID 3988 wrote to memory of 3648 3988 PO 22225.exe cmd.exe PID 3988 wrote to memory of 3648 3988 PO 22225.exe cmd.exe PID 3648 wrote to memory of 3800 3648 cmd.exe timeout.exe PID 3648 wrote to memory of 3800 3648 cmd.exe timeout.exe PID 3648 wrote to memory of 3800 3648 cmd.exe timeout.exe PID 3988 wrote to memory of 2884 3988 PO 22225.exe PO 22225.exe PID 3988 wrote to memory of 2884 3988 PO 22225.exe PO 22225.exe PID 3988 wrote to memory of 2884 3988 PO 22225.exe PO 22225.exe PID 3988 wrote to memory of 2884 3988 PO 22225.exe PO 22225.exe PID 3988 wrote to memory of 2884 3988 PO 22225.exe PO 22225.exe PID 3988 wrote to memory of 2884 3988 PO 22225.exe PO 22225.exe PID 3988 wrote to memory of 2884 3988 PO 22225.exe PO 22225.exe PID 3988 wrote to memory of 2884 3988 PO 22225.exe PO 22225.exe PID 3988 wrote to memory of 2884 3988 PO 22225.exe PO 22225.exe PID 3988 wrote to memory of 2884 3988 PO 22225.exe PO 22225.exe PID 2884 wrote to memory of 4016 2884 PO 22225.exe cmd.exe PID 2884 wrote to memory of 4016 2884 PO 22225.exe cmd.exe PID 2884 wrote to memory of 4016 2884 PO 22225.exe cmd.exe PID 4016 wrote to memory of 3576 4016 cmd.exe timeout.exe PID 4016 wrote to memory of 3576 4016 cmd.exe timeout.exe PID 4016 wrote to memory of 3576 4016 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PO 22225.exe"C:\Users\Admin\AppData\Local\Temp\PO 22225.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3988 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout 12⤵
- Suspicious use of WriteProcessMemory
PID:3648 -
C:\Windows\SysWOW64\timeout.exetimeout 13⤵
- Delays execution with timeout.exe
PID:3800
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C:\Users\Admin\AppData\Local\Temp\PO 22225.exe"C:\Users\Admin\AppData\Local\Temp\PO 22225.exe"2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2884 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "PO 22225.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:4016 -
C:\Windows\SysWOW64\timeout.exeC:\Windows\system32\timeout.exe 34⤵
- Delays execution with timeout.exe
PID:3576
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3988 -s 18762⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4032
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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