General
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Target
ba8a76d8f6d92b38766df5cea014b76a.bin
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Size
4.2MB
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Sample
241119-b3fs7sybpe
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MD5
c24451465e206d6f1acc58539ce9b62e
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SHA1
eebe6649942c474abbd63cf1db4365183523bffd
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SHA256
d453508a9a2ee0133e4369dc8741067d5cbbd2f0e7db48afcee808af1efb1da1
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SHA512
651f0064a7f5a3addb3966a4fdbafefe48615d91ea923119e77b416fa4c6e052c3c6758aa50033f6cc86db130a22015cac94ce58a3500c1d902d6275c232edf6
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SSDEEP
98304:03V95nkyfVEGOmfsMBB6GICT+4NZ8D249OV+c/pOg8a:095kvmfsMBB6HgK9q+MOa
Static task
static1
Behavioral task
behavioral1
Sample
e315015d4858a0d26297859a30aaf1526d1c066acc6384937a3568c0571fa21b.exe
Resource
win7-20240903-en
Malware Config
Targets
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Target
e315015d4858a0d26297859a30aaf1526d1c066acc6384937a3568c0571fa21b.exe
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Size
4.2MB
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MD5
ba8a76d8f6d92b38766df5cea014b76a
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SHA1
9da75fe4e75b7e2b3707e655f6e08f9f884267e5
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SHA256
e315015d4858a0d26297859a30aaf1526d1c066acc6384937a3568c0571fa21b
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SHA512
61c739e26f0f9ae87ac670643249aebc15f0ac8bb3e9f9fde7fceca52dba147db1760aa381e2a70fd16f39479ca4c3d1b3065e7ae949cddbbe7667ca742a8be1
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SSDEEP
98304:uJfoz9MYZSWpViPAChkEwLICpLdyukr1BlqnuvXi/6plU:8foTN7iPsRTWr1BlqcXt
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Cryptbot family
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Uses browser remote debugging
Can be used control the browser and steal sensitive information such as credentials and session cookies.
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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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MITRE ATT&CK Enterprise v15
Persistence
Modify Authentication Process
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Modify Authentication Process
1Steal Web Session Cookie
1Unsecured Credentials
1Credentials In Files
1