fcc5a956c6a26326d2ef51aa71f9996dc7e5003f332f24619464c5187b3008c2

Analysis

max time kernel
44s
max time network
76s
platform
windows7_x64
resource
win7-20220715-en
resource tags

arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
submitted
31-07-2022 04:42

Target

fcc5a956c6a26326d2ef51aa71f9996dc7e5003f332f24619464c5187b3008c2.exe
Size

1.7MB
MD5

36ed6ebbde3ca54e4a71950518b5572e
SHA1

09cd4ff01620634229d346b94eadcd4fc5510426
SHA256

fcc5a956c6a26326d2ef51aa71f9996dc7e5003f332f24619464c5187b3008c2
SHA512

4dbb819ef9cc5dbd457ccb24842b50a6416f792c20439580dc1d2d8b69cac7ae53d1f0442db2f6b487e95b1a4bd8aef8ae54e2c87649d49d276af5d1ec9a10a6

Score

9^/10

evasion

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	fcc5a956c6a26326d2ef51aa71f9996dc7e5003f332f24619464c5187b3008c2.exe

Looks for VMWare Tools registry key 2 TTPs 1 IoCs

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	fcc5a956c6a26326d2ef51aa71f9996dc7e5003f332f24619464c5187b3008c2.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1880	1836	WerFault.exe	26

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1836	fcc5a956c6a26326d2ef51aa71f9996dc7e5003f332f24619464c5187b3008c2.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1836 wrote to memory of 1880	1836	fcc5a956c6a26326d2ef51aa71f9996dc7e5003f332f24619464c5187b3008c2.exe	29
PID 1836 wrote to memory of 1880	1836	fcc5a956c6a26326d2ef51aa71f9996dc7e5003f332f24619464c5187b3008c2.exe	29
PID 1836 wrote to memory of 1880	1836	fcc5a956c6a26326d2ef51aa71f9996dc7e5003f332f24619464c5187b3008c2.exe	29
PID 1836 wrote to memory of 1880	1836	fcc5a956c6a26326d2ef51aa71f9996dc7e5003f332f24619464c5187b3008c2.exe	29

C:\Users\Admin\AppData\Local\Temp\fcc5a956c6a26326d2ef51aa71f9996dc7e5003f332f24619464c5187b3008c2.exe
"C:\Users\Admin\AppData\Local\Temp\fcc5a956c6a26326d2ef51aa71f9996dc7e5003f332f24619464c5187b3008c2.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Looks for VMWare Tools registry key
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1836
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1836 -s 932
  2⤵
  - Program crash
  PID:1880