Analysis
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max time kernel
144s -
max time network
116s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
07-05-2024 19:12
Behavioral task
behavioral1
Sample
a51dcaad3eedca03d6abfc7a2dadde1b796cd7651c8f9ffa770034ebc9278430.exe
Resource
win10v2004-20240419-en
General
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Target
a51dcaad3eedca03d6abfc7a2dadde1b796cd7651c8f9ffa770034ebc9278430.exe
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Size
1.8MB
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MD5
febef8d6b6644ab7c0d2fad67a22abf3
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SHA1
188118b8fdfb48c8d967dba3150d3f24d90e4a41
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SHA256
a51dcaad3eedca03d6abfc7a2dadde1b796cd7651c8f9ffa770034ebc9278430
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SHA512
f876f4b8129a88c118b432065f6e70aa651a3a2ab89fc629fe3ece992ecbf266cbf8178e68f55fce39847fa875c60b330cd4939f9d21201e2d794e3585db7da1
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SSDEEP
49152:IOR1T1Z8MSQhq7/6n0PRB1+Q/9NpF2HKIlX:FT1G5QMHPRBlil
Malware Config
Extracted
amadey
4.20
http://193.233.132.139
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install_dir
5454e6f062
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install_file
explorta.exe
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strings_key
c7a869c5ba1d72480093ec207994e2bf
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url_paths
/sev56rkm/index.php
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ a51dcaad3eedca03d6abfc7a2dadde1b796cd7651c8f9ffa770034ebc9278430.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorta.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorta.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorta.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorta.exe -
Checks BIOS information in registry 2 TTPs 10 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion a51dcaad3eedca03d6abfc7a2dadde1b796cd7651c8f9ffa770034ebc9278430.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorta.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorta.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorta.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorta.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorta.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion a51dcaad3eedca03d6abfc7a2dadde1b796cd7651c8f9ffa770034ebc9278430.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorta.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorta.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorta.exe -
Executes dropped EXE 4 IoCs
pid Process 2188 explorta.exe 3132 explorta.exe 1652 explorta.exe 388 explorta.exe -
resource yara_rule behavioral2/memory/3824-0-0x0000000000420000-0x0000000000983000-memory.dmp themida behavioral2/memory/3824-1-0x0000000000420000-0x0000000000983000-memory.dmp themida behavioral2/memory/3824-2-0x0000000000420000-0x0000000000983000-memory.dmp themida behavioral2/memory/3824-3-0x0000000000420000-0x0000000000983000-memory.dmp themida behavioral2/memory/3824-4-0x0000000000420000-0x0000000000983000-memory.dmp themida behavioral2/memory/3824-6-0x0000000000420000-0x0000000000983000-memory.dmp themida behavioral2/memory/3824-5-0x0000000000420000-0x0000000000983000-memory.dmp themida behavioral2/memory/3824-7-0x0000000000420000-0x0000000000983000-memory.dmp themida behavioral2/files/0x001900000002ab17-12.dat themida behavioral2/memory/3824-20-0x0000000000420000-0x0000000000983000-memory.dmp themida behavioral2/memory/2188-21-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/2188-22-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/2188-24-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/2188-23-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/2188-26-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/2188-27-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/2188-25-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/2188-28-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/2188-29-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/3132-32-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/3132-34-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/3132-38-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/3132-37-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/3132-35-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/3132-33-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/3132-36-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/3132-31-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/3132-40-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/1652-50-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/1652-54-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/1652-53-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/1652-52-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/1652-51-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/1652-49-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/1652-48-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/1652-55-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/1652-57-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/388-66-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/388-67-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/388-68-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/388-71-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/388-70-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/388-69-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/388-65-0x0000000000EE0000-0x0000000001443000-memory.dmp themida behavioral2/memory/388-72-0x0000000000EE0000-0x0000000001443000-memory.dmp themida -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA a51dcaad3eedca03d6abfc7a2dadde1b796cd7651c8f9ffa770034ebc9278430.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA explorta.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA explorta.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA explorta.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA explorta.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorta.job a51dcaad3eedca03d6abfc7a2dadde1b796cd7651c8f9ffa770034ebc9278430.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3824 wrote to memory of 2188 3824 a51dcaad3eedca03d6abfc7a2dadde1b796cd7651c8f9ffa770034ebc9278430.exe 81 PID 3824 wrote to memory of 2188 3824 a51dcaad3eedca03d6abfc7a2dadde1b796cd7651c8f9ffa770034ebc9278430.exe 81 PID 3824 wrote to memory of 2188 3824 a51dcaad3eedca03d6abfc7a2dadde1b796cd7651c8f9ffa770034ebc9278430.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\a51dcaad3eedca03d6abfc7a2dadde1b796cd7651c8f9ffa770034ebc9278430.exe"C:\Users\Admin\AppData\Local\Temp\a51dcaad3eedca03d6abfc7a2dadde1b796cd7651c8f9ffa770034ebc9278430.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3824 -
C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe"C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.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:2188
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C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exeC:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:3132
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C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exeC:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:1652
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C:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exeC:\Users\Admin\AppData\Local\Temp\5454e6f062\explorta.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:388
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD5febef8d6b6644ab7c0d2fad67a22abf3
SHA1188118b8fdfb48c8d967dba3150d3f24d90e4a41
SHA256a51dcaad3eedca03d6abfc7a2dadde1b796cd7651c8f9ffa770034ebc9278430
SHA512f876f4b8129a88c118b432065f6e70aa651a3a2ab89fc629fe3ece992ecbf266cbf8178e68f55fce39847fa875c60b330cd4939f9d21201e2d794e3585db7da1