Analysis
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max time kernel
152s -
max time network
150s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
05-01-2022 08:19
Static task
static1
Behavioral task
behavioral1
Sample
975feaa8efd0fd8c5710652abc197e2c.exe
Resource
win7-en-20211208
General
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Target
975feaa8efd0fd8c5710652abc197e2c.exe
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Size
2.6MB
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MD5
975feaa8efd0fd8c5710652abc197e2c
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SHA1
496a40eb59fed8322803c276fbd3cd1624f15e24
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SHA256
7ebd75f04be7424a2c2faa8be74538af662198fcd6c88bbeb4c99df4991ac06d
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SHA512
5390a8c3cf049a60610d101299f092ddfaf3e1856dff1b87643bfd6d17d2a7b8690b3cb898659e61d2752785ad3aae3e874aea670944e9ccf8846185b0525549
Malware Config
Extracted
cryptbot
zyobyd22.top
moreja02.top
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payload_url
http://yaphsq02.top/download.php?file=cantey.exe
Signatures
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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.
Processes:
975feaa8efd0fd8c5710652abc197e2c.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 975feaa8efd0fd8c5710652abc197e2c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 975feaa8efd0fd8c5710652abc197e2c.exe -
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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Processes:
resource yara_rule behavioral2/memory/2340-115-0x0000000000D10000-0x00000000013F3000-memory.dmp themida behavioral2/memory/2340-116-0x0000000000D10000-0x00000000013F3000-memory.dmp themida behavioral2/memory/2340-117-0x0000000000D10000-0x00000000013F3000-memory.dmp themida behavioral2/memory/2340-119-0x0000000000D10000-0x00000000013F3000-memory.dmp themida -
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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Processes:
975feaa8efd0fd8c5710652abc197e2c.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 975feaa8efd0fd8c5710652abc197e2c.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
975feaa8efd0fd8c5710652abc197e2c.exepid process 2340 975feaa8efd0fd8c5710652abc197e2c.exe -
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.
Processes:
975feaa8efd0fd8c5710652abc197e2c.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 975feaa8efd0fd8c5710652abc197e2c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 975feaa8efd0fd8c5710652abc197e2c.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
975feaa8efd0fd8c5710652abc197e2c.exepid process 2340 975feaa8efd0fd8c5710652abc197e2c.exe 2340 975feaa8efd0fd8c5710652abc197e2c.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\975feaa8efd0fd8c5710652abc197e2c.exe"C:\Users\Admin\AppData\Local\Temp\975feaa8efd0fd8c5710652abc197e2c.exe"1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/2340-115-0x0000000000D10000-0x00000000013F3000-memory.dmpFilesize
6.9MB
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memory/2340-116-0x0000000000D10000-0x00000000013F3000-memory.dmpFilesize
6.9MB
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memory/2340-117-0x0000000000D10000-0x00000000013F3000-memory.dmpFilesize
6.9MB
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memory/2340-118-0x0000000077300000-0x000000007748E000-memory.dmpFilesize
1.6MB
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memory/2340-119-0x0000000000D10000-0x00000000013F3000-memory.dmpFilesize
6.9MB