Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
25-12-2024 13:21
General
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Target
b34f8c961602120e9e73cae2cc5acd563bf8069760b18ce81e6eecdd22658601_Sigmanly.exe
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Size
4.3MB
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MD5
327e4bd70e2906769929a778b0bcd154
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SHA1
3c585820793d95d83246ae07d14c27573fac2995
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SHA256
b34f8c961602120e9e73cae2cc5acd563bf8069760b18ce81e6eecdd22658601
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SHA512
6b32b3b9e9c94dca4cbc7d36e631299c215ad536ecf152980f7f77b7f5d307f4c6b7e462101445909f6d68086695293cd412d4018b50d63076934d6a22005a19
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SSDEEP
98304:ZelV7kkR2OFNwHI2gEn2k/2hwJvOox54Fale6q006hJNl:Z6uk1C2TaJzx54We690CV
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 10 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\b34f8c961602120e9e73cae2cc5acd563bf8069760b18ce81e6eecdd22658601_Sigmanly.exe"C:\Users\Admin\AppData\Local\Temp\b34f8c961602120e9e73cae2cc5acd563bf8069760b18ce81e6eecdd22658601_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
12.4MB
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Filesize
8KB
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Filesize
2.5MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB
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Filesize
12.4MB