General
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Target
a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly
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Size
2.9MB
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Sample
241222-k35a8sskdy
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MD5
a6e7881e1c86514eba66fce89d598015
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SHA1
5dd1632a86c8ddf8a95f63133769480143d56357
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SHA256
a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c
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SHA512
c344c667a0355049288c60e3f340c9d4777ec0cbca87f5e84a5e7d60a1540fc96d231d3cc486faed456fd3b017d8f93009149bfa484c39e88633fc7543a56efd
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SSDEEP
24576:k+q6qdq+2NBfAFzwRvDYyDZOc7I4dA55srHSYhdtFYJBtKDInnhKaKH87pH73BUt:hq6qdwfwzcY8ZOcxhrFYJaCKmjEA
Static task
static1
Behavioral task
behavioral1
Sample
a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly.exe
Resource
win7-20241010-en
Malware Config
Extracted
amadey
4.42
9c9aa5
http://185.215.113.43
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install_dir
abc3bc1985
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install_file
skotes.exe
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strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
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url_paths
/Zu7JuNko/index.php
Extracted
cryptbot
Targets
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Target
a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c_Sigmanly
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Size
2.9MB
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MD5
a6e7881e1c86514eba66fce89d598015
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SHA1
5dd1632a86c8ddf8a95f63133769480143d56357
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SHA256
a2ca1e496ce7f3d6846692fb5001f749d0b192c2813370d2b65adc83fe11f02c
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SHA512
c344c667a0355049288c60e3f340c9d4777ec0cbca87f5e84a5e7d60a1540fc96d231d3cc486faed456fd3b017d8f93009149bfa484c39e88633fc7543a56efd
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SSDEEP
24576:k+q6qdq+2NBfAFzwRvDYyDZOc7I4dA55srHSYhdtFYJBtKDInnhKaKH87pH73BUt:hq6qdwfwzcY8ZOcxhrFYJaCKmjEA
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Amadey family
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Cryptbot family
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Enumerates VirtualBox registry keys
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Downloads MZ/PE file
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Loads dropped DLL
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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