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Analysis
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max time kernel
93s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
30/05/2024, 10:53
Static task
static1
Behavioral task
behavioral1
Sample
bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe
Resource
win10v2004-20240426-en
General
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Target
bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe
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Size
195KB
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MD5
0089e341efa862f22d3af9894d1c5448
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SHA1
4d55c851eccec68786c88b064bcf35c1233393f3
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SHA256
bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8
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SHA512
ea2c3b6cd6759b11017c58f7948d04fbafc96474190ca2162ff2486dddcd4fc83074ffd055a3367bb783475787cecb6401248344eb0cec787ef7b5dd7fb96ad4
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SSDEEP
3072:oiwqHidIcWy4F1qiYD56979Z9+p7NVMsvKi1EcUWAQ+iULWafUvjfH:OqCd7WrYQ979ZItNWJi1EccnbsLH
Malware Config
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
pid Process 3240 RegAsm.exe 3240 RegAsm.exe 3240 RegAsm.exe 3240 RegAsm.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 Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook RegAsm.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Findo = "C:\\Users\\Admin\\AppData\\Roaming\\Findo.exe" bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe -
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
description pid Process procid_target PID 5056 set thread context of 3240 5056 bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe 92 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 RegAsm.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3240 RegAsm.exe 3240 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5056 bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe Token: SeDebugPrivilege 5056 bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 5056 wrote to memory of 3240 5056 bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe 92 PID 5056 wrote to memory of 3240 5056 bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe 92 PID 5056 wrote to memory of 3240 5056 bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe 92 PID 5056 wrote to memory of 3240 5056 bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe 92 PID 5056 wrote to memory of 3240 5056 bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe 92 PID 5056 wrote to memory of 3240 5056 bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe 92 PID 5056 wrote to memory of 3240 5056 bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe 92 PID 5056 wrote to memory of 3240 5056 bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe 92 PID 5056 wrote to memory of 3240 5056 bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe 92 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook RegAsm.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe"C:\Users\Admin\AppData\Local\Temp\bfc1cdded42adb884fb46ba53e2f023d0c27d46cf8645614094f5714ebbfb9a8.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5056 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- outlook_office_path
- outlook_win_path
PID:3240
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
135KB
MD59e682f1eb98a9d41468fc3e50f907635
SHA185e0ceca36f657ddf6547aa0744f0855a27527ee
SHA256830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d
SHA512230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed
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Filesize
429KB
MD5109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
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Filesize
1.2MB
MD5556ea09421a0f74d31c4c0a89a70dc23
SHA1f739ba9b548ee64b13eb434a3130406d23f836e3
SHA256f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb
SHA5122481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2
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Filesize
81KB
MD57587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f