Analysis
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max time kernel
140s -
max time network
110s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
24-05-2024 01:14
Behavioral task
behavioral1
Sample
44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe
Resource
win7-20240220-en
General
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Target
44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe
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Size
4.6MB
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MD5
ee40081ecc9d262a6afb70e92d9092f2
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SHA1
4a6d1f93c7e2907e985ba305f9a23a1ff1e413c2
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SHA256
44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d
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SHA512
2adccb8da71fea68730ecb383231f19deb66f78baafdc524d8bd0bcc182717fcb261da4d526d5d41f73af6e12523597b79264561401ded8d00fc5fd83f3cba85
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SSDEEP
98304:MPk3K5R2pbvXGlxqUuHGRFz5+0KOArjownIrl:M+mR2ZvYk4RFz5zb
Malware Config
Signatures
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Detects executables packed with Themida 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4548-11-0x0000000000A60000-0x000000000123C000-memory.dmp INDICATOR_EXE_Packed_Themida -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe -
Loads dropped DLL 1 IoCs
Processes:
44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exepid process 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe -
Processes:
resource yara_rule behavioral2/memory/4548-11-0x0000000000A60000-0x000000000123C000-memory.dmp themida -
Processes:
44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exepid process 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exedescription pid process target process PID 4548 set thread context of 3496 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe RegSvcs.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3652 4548 WerFault.exe 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exepid process 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exedescription pid process target process PID 4548 wrote to memory of 2600 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe RegSvcs.exe PID 4548 wrote to memory of 2600 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe RegSvcs.exe PID 4548 wrote to memory of 2600 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe RegSvcs.exe PID 4548 wrote to memory of 3496 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe RegSvcs.exe PID 4548 wrote to memory of 3496 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe RegSvcs.exe PID 4548 wrote to memory of 3496 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe RegSvcs.exe PID 4548 wrote to memory of 3496 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe RegSvcs.exe PID 4548 wrote to memory of 3496 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe RegSvcs.exe PID 4548 wrote to memory of 3496 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe RegSvcs.exe PID 4548 wrote to memory of 3496 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe RegSvcs.exe PID 4548 wrote to memory of 3496 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe RegSvcs.exe PID 4548 wrote to memory of 3496 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe RegSvcs.exe PID 4548 wrote to memory of 3496 4548 44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe"C:\Users\Admin\AppData\Local\Temp\44f26c626214bd52d8f3b60c149ff03eaeb8d31ae552b3140c666680d9bf096d.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe2⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 10682⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4548 -ip 45481⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\Protect544cd51a.dllFilesize
742KB
MD5544cd51a596619b78e9b54b70088307d
SHA14769ddd2dbc1dc44b758964ed0bd231b85880b65
SHA256dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd
SHA512f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719
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memory/3496-40-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/3496-37-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/3496-32-0x0000000000400000-0x0000000000596000-memory.dmpFilesize
1.6MB
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memory/3496-33-0x0000000000400000-0x0000000000596000-memory.dmpFilesize
1.6MB
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memory/3496-34-0x0000000000400000-0x0000000000596000-memory.dmpFilesize
1.6MB
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memory/4548-22-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-29-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-11-0x0000000000A60000-0x000000000123C000-memory.dmpFilesize
7.9MB
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memory/4548-12-0x0000000005750000-0x00000000057EC000-memory.dmpFilesize
624KB
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memory/4548-14-0x00000000057F0000-0x0000000005982000-memory.dmpFilesize
1.6MB
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memory/4548-6-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-20-0x0000000005D60000-0x0000000005D70000-memory.dmpFilesize
64KB
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memory/4548-21-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-0-0x0000000000A60000-0x000000000123C000-memory.dmpFilesize
7.9MB
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memory/4548-23-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-27-0x0000000076CF0000-0x0000000076CF1000-memory.dmpFilesize
4KB
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memory/4548-30-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-31-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-5-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-28-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-26-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-25-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-7-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-4-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-2-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-24-0x0000000000A60000-0x000000000123C000-memory.dmpFilesize
7.9MB
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memory/4548-3-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-36-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-39-0x0000000076CD0000-0x0000000076DC0000-memory.dmpFilesize
960KB
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memory/4548-1-0x0000000076CF0000-0x0000000076CF1000-memory.dmpFilesize
4KB