Analysis
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max time kernel
5s -
max time network
5s -
platform
windows11-21h2_x64 -
resource
win11-20240802-en -
resource tags
arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system -
submitted
21/09/2024, 16:25
General
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Target
Akira (NEWEST).exe
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Size
5.1MB
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MD5
47feab24e4a7a088fcac9a7067cbf318
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SHA1
bbe0dcbe7eb3d0fa19b4afb5edff51b7066ec45d
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SHA256
53285fb142e48bd1a568509c8997067370ac4578b3c92d8c3bc75ecdebc2915f
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SHA512
6b3b0e289d06839cfd32327dfa1795368601a789c3dc2a0db9f0cce01001a28a584d5c26ce4e46e9002626a1f3ba318e038578e86f00cff489956aace8b419aa
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SSDEEP
98304:KxNeg5VPsVXSfJHbM+A+PoudLZ1uRhkuoxa4kReiX2+jli:TgTZhHbFddNZ1kroxacUbBi
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Akira (NEWEST).exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Akira (NEWEST).exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Akira (NEWEST).exe -
resource yara_rule behavioral1/memory/2172-0-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp themida behavioral1/memory/2172-3-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp themida behavioral1/memory/2172-2-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp themida behavioral1/memory/2172-4-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp themida behavioral1/memory/2172-1-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp themida behavioral1/memory/2172-7-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp themida behavioral1/memory/2172-6-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp themida behavioral1/memory/2172-5-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp themida behavioral1/memory/2172-8-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp themida behavioral1/memory/2172-9-0x00007FF6EE0C0000-0x00007FF6EEC65000-memory.dmp themida -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Akira (NEWEST).exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2172 wrote to memory of 5108 2172 Akira (NEWEST).exe 79 PID 2172 wrote to memory of 5108 2172 Akira (NEWEST).exe 79 PID 5108 wrote to memory of 4200 5108 cmd.exe 80 PID 5108 wrote to memory of 4200 5108 cmd.exe 80 PID 5108 wrote to memory of 4104 5108 cmd.exe 81 PID 5108 wrote to memory of 4104 5108 cmd.exe 81 PID 5108 wrote to memory of 1848 5108 cmd.exe 82 PID 5108 wrote to memory of 1848 5108 cmd.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\Akira (NEWEST).exe"C:\Users\Admin\AppData\Local\Temp\Akira (NEWEST).exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of WriteProcessMemory
PID:2172 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\Akira (NEWEST).exe" MD5 | find /i /v "md5" | find /i /v "certutil"2⤵
- Suspicious use of WriteProcessMemory
PID:5108 -
C:\Windows\system32\certutil.execertutil -hashfile "C:\Users\Admin\AppData\Local\Temp\Akira (NEWEST).exe" MD53⤵PID:4200
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C:\Windows\system32\find.exefind /i /v "md5"3⤵PID:4104
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C:\Windows\system32\find.exefind /i /v "certutil"3⤵PID:1848
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