Analysis
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max time kernel
182s -
max time network
193s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
submitted
31-07-2022 05:31
General
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Target
79a6c5f072caaf06cd2c231a921b7182867c1574f0f7ca42aa48eddc7e67d5da.exe
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Size
1.8MB
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MD5
f415e0651f77e4675adce4e5eab6e3ba
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SHA1
ce5753e7194dd65ffa300717b51494bbb4ccc06e
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SHA256
79a6c5f072caaf06cd2c231a921b7182867c1574f0f7ca42aa48eddc7e67d5da
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SHA512
37c243fcf954510c51bb42baf47ba80cf7e505a14c62534d47ce136cbba9ff55198bf7391c2c5c7008fca2810ea95327703c38e67d13ba3ae67020efe2a1e348
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SSDEEP
49152:/9YrbVbva8icXiXztEBHthz4f8SmrMCbFYymcCjm:FY3BvaXVBE1th06q
Malware Config
Extracted
cryptbot
myy01.top
Signatures
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CryptBot
A C++ stealer distributed widely in bundle with other software.
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
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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 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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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
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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.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of FindShellTrayWindow 12 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\79a6c5f072caaf06cd2c231a921b7182867c1574f0f7ca42aa48eddc7e67d5da.exe"C:\Users\Admin\AppData\Local\Temp\79a6c5f072caaf06cd2c231a921b7182867c1574f0f7ca42aa48eddc7e67d5da.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3.8MB
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Filesize
1.6MB
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Filesize
3.8MB
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Filesize
3.8MB
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Filesize
1.6MB
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Filesize
3.8MB