Analysis
- max time kernel
109s - max time network
113s - platform
windows10_x64 - resource
win10v20210410 - submitted
11/05/2021, 10:11
Static task
static1
Behavioral task
behavioral1
Sample
a26ad0702fa8eb51a2e8337372bf1718383060c24979242e505dcf915b01fb1c.exe
Resource
win7v20210410
0 signatures
0 seconds
General
- Target a26ad0702fa8eb51a2e8337372bf1718383060c24979242e505dcf915b01fb1c.exe
- Size 2.8MB
- Sample210511-tvaxm2baps
- SHA256 a26ad0702fa8eb51a2e8337372bf1718383060c24979242e505dcf915b01fb1c
- MD5 5acbc07010e56263682b0a59f0005794
- SHA1 a9bbf6ea962979daebeceab63d27a37a3c32e5ac
- SHA512 c398af2f5e7020f4be17d36c9c2a57090f23ad73c86079df4db414157397ed48fa3195335dec7964fb91a74fa4728c995a4594bb1463ffb18b57b5e6d32a2d31
- MD5 SHA1 SHA512
Malware Config
Signatures
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
- 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 a26ad0702fa8eb51a2e8337372bf1718383060c24979242e505dcf915b01fb1c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion a26ad0702fa8eb51a2e8337372bf1718383060c24979242e505dcf915b01fb1c.exe -
resource yara_rule behavioral2/memory/3700-114-0x0000000000400000-0x0000000000AFE000-memory.dmp themida -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA a26ad0702fa8eb51a2e8337372bf1718383060c24979242e505dcf915b01fb1c.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 3700 a26ad0702fa8eb51a2e8337372bf1718383060c24979242e505dcf915b01fb1c.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\a26ad0702fa8eb51a2e8337372bf1718383060c24979242e505dcf915b01fb1c.exe"C:\Users\Admin\AppData\Local\Temp\a26ad0702fa8eb51a2e8337372bf1718383060c24979242e505dcf915b01fb1c.exe"1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:3700