Analysis Overview
SHA256
16dfb998d47b5809c086c246eac6839e692f30211debc107994a0877385ad147
Threat Level: Known bad
The file build_bFQKU5z9Qm.exe was found to be: Known bad.
Malicious Activity Summary
ElysiumStealer
ElysiumStealer Support DLL
Looks for VirtualBox Guest Additions in registry
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Looks for VMWare Tools registry key
Themida packer
Loads dropped DLL
Checks BIOS information in registry
Maps connected drives based on registry
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-12-09 19:32
Signatures
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2022-12-09 19:32
Reported
2022-12-09 19:36
Platform
win7-20221111-en
Max time kernel
213s
Max time network
34s
Command Line
Signatures
ElysiumStealer
ElysiumStealer Support DLL
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Looks for VirtualBox Guest Additions in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Looks for VMWare Tools registry key
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe
"C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe"
Network
Files
memory/772-54-0x00000000003D0000-0x0000000001720000-memory.dmp
memory/772-57-0x0000000075F21000-0x0000000075F23000-memory.dmp
memory/772-59-0x0000000077200000-0x0000000077380000-memory.dmp
memory/772-60-0x00000000003D0000-0x0000000001720000-memory.dmp
memory/772-61-0x00000000003D0000-0x0000000001720000-memory.dmp
memory/772-62-0x0000000003380000-0x000000000338C000-memory.dmp
\Users\Admin\AppData\Local\Temp\Runtime.MSIL.1.0.0.0\NativePRo.dll
| MD5 | 94173de2e35aa8d621fc1c4f54b2a082 |
| SHA1 | fbb2266ee47f88462560f0370edb329554cd5869 |
| SHA256 | 7e2c70b7732fb1a9a61d7ce3d7290bc7b31ea28cbfb1dbc79d377835615b941f |
| SHA512 | cadbf4db0417283a02febbabd337bf17b254a6eb6e771f8a553a140dd2b04efd0672b1f3175c044a3edd0a911ce59d6695f765555262560925f3159bb8f3b798 |
Analysis: behavioral2
Detonation Overview
Submitted
2022-12-09 19:32
Reported
2022-12-09 19:35
Platform
win10v2004-20221111-en
Max time kernel
166s
Max time network
182s
Command Line
Signatures
ElysiumStealer
ElysiumStealer Support DLL
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Looks for VirtualBox Guest Additions in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Looks for VMWare Tools registry key
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe
"C:\Users\Admin\AppData\Local\Temp\build_bFQKU5z9Qm.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 93.184.221.240:80 | tcp | |
| N/A | 67.26.111.254:80 | tcp | |
| N/A | 93.184.220.29:80 | tcp | |
| N/A | 8.248.99.254:80 | tcp | |
| N/A | 8.248.99.254:80 | tcp | |
| N/A | 8.248.99.254:80 | tcp | |
| N/A | 8.248.99.254:80 | tcp | |
| N/A | 104.208.16.90:443 | tcp | |
| N/A | 8.248.99.254:80 | tcp | |
| N/A | 8.248.99.254:80 | tcp | |
| N/A | 8.248.99.254:80 | tcp | |
| N/A | 8.248.99.254:80 | tcp | |
| N/A | 8.247.211.254:80 | tcp | |
| N/A | 8.248.99.254:80 | tcp | |
| N/A | 8.248.99.254:80 | tcp | |
| N/A | 67.24.25.254:80 | tcp | |
| N/A | 20.82.210.154:443 | tcp | |
| N/A | 104.80.225.205:443 | tcp | |
| N/A | 67.24.25.254:80 | tcp | |
| N/A | 8.238.20.126:80 | tcp | |
| N/A | 8.8.8.8:53 | 15.89.54.20.in-addr.arpa | udp |
| N/A | 8.238.20.126:80 | tcp | |
| N/A | 8.8.8.8:53 | 14.110.152.52.in-addr.arpa | udp |
Files
memory/1720-132-0x00000000006C0000-0x0000000001A10000-memory.dmp
memory/1720-133-0x00000000006C0000-0x0000000001A10000-memory.dmp
memory/1720-137-0x00000000778A0000-0x0000000077A43000-memory.dmp
memory/1720-138-0x00000000006C0000-0x0000000001A10000-memory.dmp
memory/1720-139-0x00000000006C0000-0x0000000001A10000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Runtime.MSIL.1.0.0.0\NativePRo.dll
| MD5 | 94173de2e35aa8d621fc1c4f54b2a082 |
| SHA1 | fbb2266ee47f88462560f0370edb329554cd5869 |
| SHA256 | 7e2c70b7732fb1a9a61d7ce3d7290bc7b31ea28cbfb1dbc79d377835615b941f |
| SHA512 | cadbf4db0417283a02febbabd337bf17b254a6eb6e771f8a553a140dd2b04efd0672b1f3175c044a3edd0a911ce59d6695f765555262560925f3159bb8f3b798 |
memory/1720-141-0x0000000006DA0000-0x0000000007344000-memory.dmp
memory/1720-142-0x00000000067F0000-0x0000000006882000-memory.dmp
memory/1720-143-0x0000000006700000-0x0000000006712000-memory.dmp
memory/1720-144-0x00000000073C0000-0x0000000007426000-memory.dmp
memory/1720-145-0x00000000778A0000-0x0000000077A43000-memory.dmp