Analysis
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max time kernel
144s -
max time network
108s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 01:34
Behavioral task
behavioral1
Sample
69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe
Resource
win10v2004-20240508-en
General
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Target
69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe
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Size
1.7MB
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MD5
dba239f15fb705f6090d500606545c3b
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SHA1
971fe42bcd4fbb4a0449fc8db867e21f4a1bdf1a
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SHA256
69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3
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SHA512
15b7461ce4b876329527845a2d24ff18fa712f3e71a1c8ae0ab4fe51047ae91eddf24e9548162431f8d93de361af6e9bdd1cf48dd18decca983999df45086c26
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SSDEEP
49152:PywE/WUJ9ZCxk/oN396Co6J+9a6o1yYmohV:Pq/l9PoNNU609HoP
Malware Config
Extracted
amadey
4.20
18befc
http://5.42.96.141
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install_dir
908f070dff
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install_file
explorku.exe
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strings_key
b25a9385246248a95c600f9a061438e1
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url_paths
/go34ko8/index.php
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
Processes:
69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exeexplorku.exeexplorku.exeexplorku.exeexplorku.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorku.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorku.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorku.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorku.exe -
Checks BIOS information in registry 2 TTPs 10 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorku.exeexplorku.exeexplorku.exe69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exeexplorku.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorku.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorku.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorku.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorku.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorku.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorku.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorku.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorku.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation 69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe -
Executes dropped EXE 4 IoCs
Processes:
explorku.exeexplorku.exeexplorku.exeexplorku.exepid process 4704 explorku.exe 4716 explorku.exe 4728 explorku.exe 2464 explorku.exe -
Processes:
resource yara_rule behavioral1/memory/224-0-0x00000000006E0000-0x0000000000C34000-memory.dmp themida behavioral1/memory/224-3-0x00000000006E0000-0x0000000000C34000-memory.dmp themida behavioral1/memory/224-4-0x00000000006E0000-0x0000000000C34000-memory.dmp themida behavioral1/memory/224-5-0x00000000006E0000-0x0000000000C34000-memory.dmp themida behavioral1/memory/224-7-0x00000000006E0000-0x0000000000C34000-memory.dmp themida behavioral1/memory/224-6-0x00000000006E0000-0x0000000000C34000-memory.dmp themida behavioral1/memory/224-2-0x00000000006E0000-0x0000000000C34000-memory.dmp themida behavioral1/memory/224-1-0x00000000006E0000-0x0000000000C34000-memory.dmp themida behavioral1/memory/224-8-0x00000000006E0000-0x0000000000C34000-memory.dmp themida C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe themida behavioral1/memory/4704-22-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/224-21-0x00000000006E0000-0x0000000000C34000-memory.dmp themida behavioral1/memory/4704-24-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4704-28-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4704-30-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4704-29-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4704-27-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4704-26-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4704-25-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4704-23-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4704-31-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4716-33-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4716-34-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4716-35-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4716-39-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4716-38-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4716-41-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4716-37-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4716-36-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4716-40-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4716-42-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4728-50-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4728-51-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4728-55-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4728-57-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4728-56-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4728-54-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4728-53-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4728-52-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/4728-58-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/2464-66-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/2464-67-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/2464-71-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/2464-70-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/2464-69-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/2464-68-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/2464-72-0x00000000009E0000-0x0000000000F34000-memory.dmp themida behavioral1/memory/2464-73-0x00000000009E0000-0x0000000000F34000-memory.dmp themida -
Processes:
explorku.exeexplorku.exe69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exeexplorku.exeexplorku.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA explorku.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA explorku.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA explorku.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA explorku.exe -
Drops file in Windows directory 1 IoCs
Processes:
69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exedescription ioc process File created C:\Windows\Tasks\explorku.job 69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exepid process 224 69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exedescription pid process target process PID 224 wrote to memory of 4704 224 69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe explorku.exe PID 224 wrote to memory of 4704 224 69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe explorku.exe PID 224 wrote to memory of 4704 224 69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe explorku.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe"C:\Users\Admin\AppData\Local\Temp\69e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:224 -
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe"C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:4704
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C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exeC:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:4716
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C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exeC:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:4728
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C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exeC:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:2464
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.7MB
MD5dba239f15fb705f6090d500606545c3b
SHA1971fe42bcd4fbb4a0449fc8db867e21f4a1bdf1a
SHA25669e376be710cebaceea7d8d924f76ad792d435ddf93b6c0ccbdf21bddabc81c3
SHA51215b7461ce4b876329527845a2d24ff18fa712f3e71a1c8ae0ab4fe51047ae91eddf24e9548162431f8d93de361af6e9bdd1cf48dd18decca983999df45086c26