Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
21-12-2024 13:02
General
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Target
ae3093ba11da6e6fd69ee93e0b7e9430809fcaee466d7e73f1d4ffbdc57825a8_Sigmanly.exe
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Size
4.2MB
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MD5
addcaa0a499117f20a6ee001400afe6f
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SHA1
557061d6f312513fde8f625e5f4056f1e96d5e28
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SHA256
ae3093ba11da6e6fd69ee93e0b7e9430809fcaee466d7e73f1d4ffbdc57825a8
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SHA512
aa73ede47c5759dd8ebe7b4cee2ac998a4d5238889dee6d3bd699218ef053ccce80686ddad7b5ed3fbd4f7e1265b9016d90732478bdcc884bab083d5c76232e6
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SSDEEP
98304:K+IVsI9xI0kbV97BWTgwW64f9Pka0J4UMoJza5zLrQsa:K+I/Zk3nwaMatUMola5frQN
Malware Config
Extracted
cryptbot
Signatures
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CryptBot
CryptBot is a C++ stealer distributed widely in bundle with other software.
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Cryptbot family
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Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
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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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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 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\ae3093ba11da6e6fd69ee93e0b7e9430809fcaee466d7e73f1d4ffbdc57825a8_Sigmanly.exe"C:\Users\Admin\AppData\Local\Temp\ae3093ba11da6e6fd69ee93e0b7e9430809fcaee466d7e73f1d4ffbdc57825a8_Sigmanly.exe"1⤵
- Enumerates VirtualBox registry keys
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
11.3MB
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Filesize
8KB
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Filesize
2.5MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB
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Filesize
11.3MB