Analysis
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max time kernel
162s -
max time network
169s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
08/02/2022, 18:57
Static task
static1
Behavioral task
behavioral1
Sample
16fb0404e48b8177e15c872b7da4fbef3253012a744de73bc7d8c54a843c5001.exe
Resource
win7-en-20211208
General
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Target
16fb0404e48b8177e15c872b7da4fbef3253012a744de73bc7d8c54a843c5001.exe
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Size
666KB
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MD5
ec820293dd50d7cc377bbc3f86fdd9c4
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SHA1
4ef754aec7e36c38c5b5d9730a097b76438bae53
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SHA256
16fb0404e48b8177e15c872b7da4fbef3253012a744de73bc7d8c54a843c5001
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SHA512
b5c3d7a0358ddc70250c37b717e0ef428a62880597118461aa6a7ffa0ef6d992798f3bd0862ccbd13e0dab3f88a87a2fb2f0388334e6a306af3f7d346247f2a6
Malware Config
Extracted
cryptbot
leribis04.top
moraffdd04.top
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payload_url
http://fsdvddrttload01.top/download.php?file=lm.exe
Signatures
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CryptBot Payload 2 IoCs
resource yara_rule behavioral1/memory/800-56-0x0000000000C90000-0x0000000000D30000-memory.dmp family_cryptbot behavioral1/memory/800-57-0x0000000000400000-0x00000000004A4000-memory.dmp family_cryptbot -
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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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.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 16fb0404e48b8177e15c872b7da4fbef3253012a744de73bc7d8c54a843c5001.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 16fb0404e48b8177e15c872b7da4fbef3253012a744de73bc7d8c54a843c5001.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 800 16fb0404e48b8177e15c872b7da4fbef3253012a744de73bc7d8c54a843c5001.exe 800 16fb0404e48b8177e15c872b7da4fbef3253012a744de73bc7d8c54a843c5001.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\16fb0404e48b8177e15c872b7da4fbef3253012a744de73bc7d8c54a843c5001.exe"C:\Users\Admin\AppData\Local\Temp\16fb0404e48b8177e15c872b7da4fbef3253012a744de73bc7d8c54a843c5001.exe"1⤵
- Checks processor information in registry
- Suspicious use of FindShellTrayWindow
PID:800