General
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Target
9423f239cb53933a8e5585af76a49d471dbc4fab82c10b67e3c519def8eed56c
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Size
4.2MB
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Sample
241217-z8pkaszjfr
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MD5
3cdd95ff7c8fb061a1a077b9eed6af4f
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SHA1
f8c42713f9c7c750406dde52859ca2b0f6d8a342
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SHA256
9423f239cb53933a8e5585af76a49d471dbc4fab82c10b67e3c519def8eed56c
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SHA512
9c57282f715b8f19463c071e99318ce9b00864cfcf30bbf376e827fad26240f7dbde2ccd2bcacc6813ab2fe0cb5f2534bcc298b4727253e46cab6b783466e868
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SSDEEP
98304:UHeVCefNDn4+Y8o90rPxIh1oEcbxfXLY:pNxu8i0CSV/
Static task
static1
Behavioral task
behavioral1
Sample
9423f239cb53933a8e5585af76a49d471dbc4fab82c10b67e3c519def8eed56c.exe
Resource
win7-20240729-en
Malware Config
Extracted
cryptbot
Targets
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Target
9423f239cb53933a8e5585af76a49d471dbc4fab82c10b67e3c519def8eed56c
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Size
4.2MB
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MD5
3cdd95ff7c8fb061a1a077b9eed6af4f
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SHA1
f8c42713f9c7c750406dde52859ca2b0f6d8a342
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SHA256
9423f239cb53933a8e5585af76a49d471dbc4fab82c10b67e3c519def8eed56c
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SHA512
9c57282f715b8f19463c071e99318ce9b00864cfcf30bbf376e827fad26240f7dbde2ccd2bcacc6813ab2fe0cb5f2534bcc298b4727253e46cab6b783466e868
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SSDEEP
98304:UHeVCefNDn4+Y8o90rPxIh1oEcbxfXLY:pNxu8i0CSV/
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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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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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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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