Analysis
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max time kernel
74s -
max time network
31s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
25-12-2024 13:47
General
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Target
e78ed16dc1488e89f074a3b7f92683910d50f3849c7e94531b13cccf5eface73_Sigmanly.exe
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Size
4.3MB
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MD5
5fcf1c70847c8d629264384d6d6c8acf
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SHA1
d9edad7806c30dd9b980d4705a0891339621cf7a
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SHA256
e78ed16dc1488e89f074a3b7f92683910d50f3849c7e94531b13cccf5eface73
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SHA512
5f317afdee88fadd924f2f3f3eb95226a627ccf8061357fe0a3fb7e2d8ace5da2bf5fc383038c2b191eea94a804e36611bcc2226b565955fa6e3d6f8510f4175
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SSDEEP
98304:V+7uR57NzRP1qxQ/EprGbbEV70UA6Wmu+aUzh1Zxs:A7QLlP1eQ+rGE70UN6WW
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\e78ed16dc1488e89f074a3b7f92683910d50f3849c7e94531b13cccf5eface73_Sigmanly.exe"C:\Users\Admin\AppData\Local\Temp\e78ed16dc1488e89f074a3b7f92683910d50f3849c7e94531b13cccf5eface73_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
12.5MB
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Filesize
8KB
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Filesize
2.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB
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Filesize
12.5MB