General
-
Target
file.exe
-
Size
4.2MB
-
Sample
241122-kyb4wstncn
-
MD5
78623a8cad0667f07764baa1c77adc20
-
SHA1
c7887f807d381380279ad131b5828262cff4265e
-
SHA256
16df14cdea17907bbeecb8c9f43486fc7edd4f23093b4043d11d6715921daea2
-
SHA512
0e960fd601a9a4e8814c4c5b37bb069a2f1e0f3862f5dc24ee4a29a641b34fab3ce4994648995890db0586fc244644feb229e805004af990a0a3a1efac85fde9
-
SSDEEP
98304:IPtbR4+bTgP/Io08IUYkBqjMbOIpCKr5EMIlewi:MtddfMzHYVjMbOIphUe
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240903-en
Malware Config
Targets
-
-
Target
file.exe
-
Size
4.2MB
-
MD5
78623a8cad0667f07764baa1c77adc20
-
SHA1
c7887f807d381380279ad131b5828262cff4265e
-
SHA256
16df14cdea17907bbeecb8c9f43486fc7edd4f23093b4043d11d6715921daea2
-
SHA512
0e960fd601a9a4e8814c4c5b37bb069a2f1e0f3862f5dc24ee4a29a641b34fab3ce4994648995890db0586fc244644feb229e805004af990a0a3a1efac85fde9
-
SSDEEP
98304:IPtbR4+bTgP/Io08IUYkBqjMbOIpCKr5EMIlewi:MtddfMzHYVjMbOIphUe
-
Cryptbot family
-
Identifies VirtualBox via ACPI registry values (likely anti-VM)
-
Uses browser remote debugging
Can be used control the browser and steal sensitive information such as credentials and session cookies.
-
Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
-
Loads dropped DLL
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Suspicious use of NtSetInformationThreadHideFromDebugger
-
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