Resubmissions
11-08-2024 19:58
240811-ypwc3azbkb 9Analysis
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max time kernel
142s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
11-08-2024 19:58
Behavioral task
behavioral1
Sample
SolaraV3.dll
Resource
win7-20240704-en
windows7-x64
14 signatures
150 seconds
General
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Target
SolaraV3.dll
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Size
6.4MB
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MD5
00d1ec7ef2ab88125ce0bd43a3f62d33
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SHA1
fde302f1421b94ae4b9e3aaa4cd4d65bcda40789
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SHA256
7953e72cb972278e947c83c6a8bdcba35c7f2225566dd1b4fff686077cace832
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SHA512
f56086204dc52a44ab35906a2c55dfe3d2418f8034e51664bcdefe44dd7b16a39d8f87dc0650f6e7e5f9d69ef88e1d4826bf2050cc69ecefd01d9bb958b4e8c6
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SSDEEP
196608:SGMIUWMIaAKFHsairmB8tm/+YTN5uyezSnC+v3uBg:TRd4qairmBy0+eQyWR+vgg
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__ rundll32.exe -
Blocklisted process makes network request 1 IoCs
flow pid Process 6 4716 rundll32.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 rundll32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion rundll32.exe -
resource yara_rule behavioral2/memory/4716-2-0x0000000180000000-0x0000000181084000-memory.dmp themida behavioral2/memory/4716-3-0x0000000180000000-0x0000000181084000-memory.dmp themida behavioral2/memory/4716-1-0x0000000180000000-0x0000000181084000-memory.dmp themida behavioral2/memory/4716-4-0x0000000180000000-0x0000000181084000-memory.dmp themida behavioral2/memory/4716-5-0x0000000180000000-0x0000000181084000-memory.dmp themida -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 4716 rundll32.exe -
cURL User-Agent 1 IoCs
Uses User-Agent string associated with cURL utility.
description flow ioc HTTP User-Agent header 6 curl/8.4.0-DEV
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\SolaraV3.dll,#11⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Blocklisted process makes network request
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:4716