Analysis
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max time kernel
151s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
27-04-2022 17:37
General
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Target
da99cadc0e11a6af4180d7583bdf1b7f71ed8aff0c400fc9f1fbc0c311f6c294.exe
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Size
3.1MB
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MD5
eb8c24f4916e3ac718ac6480b2fa32c1
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SHA1
0b31a630c5b6dfa6262f75adb93298352eb9688b
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SHA256
da99cadc0e11a6af4180d7583bdf1b7f71ed8aff0c400fc9f1fbc0c311f6c294
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SHA512
b030df85c22ce1be3fc130dbf50d7ed29c4c989248a90d4fcdd5bd6c8cea43d6d8f167fb9052571342c0bc5f3dcd016d588ee6af55198ae4521389080b9cb97c
Malware Config
Signatures
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Echelon
Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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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
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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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Checks whether UAC is enabled 1 TTPs 1 IoCs
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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Suspicious use of NtSetInformationThreadHideFromDebugger 38 IoCs
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Program crash 1 IoCs
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Suspicious behavior: EnumeratesProcesses 23 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\da99cadc0e11a6af4180d7583bdf1b7f71ed8aff0c400fc9f1fbc0c311f6c294.exe"C:\Users\Admin\AppData\Local\Temp\da99cadc0e11a6af4180d7583bdf1b7f71ed8aff0c400fc9f1fbc0c311f6c294.exe"1⤵
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Accesses Microsoft Outlook profiles
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4488 -s 25122⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4488 -ip 44881⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1.6MB
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Filesize
3.1MB
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Filesize
3.1MB
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Filesize
408KB
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Filesize
5.6MB
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Filesize
24KB
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Filesize
584KB
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Filesize
624KB