Overview
overview
9Static
static
3Frombyte R....1.exe
windows7-x64
9Frombyte R....1.exe
windows10-2004-x64
9Frombyte_R....1.exe
windows7-x64
9Frombyte_R....1.exe
windows10-2004-x64
9Frombyte_R...��.doc
windows7-x64
4Frombyte_R...��.doc
windows10-2004-x64
1Frombyte_R...� .pdf
windows7-x64
1Frombyte_R...� .pdf
windows10-2004-x64
1使用说明.pdf
windows7-x64
1使用说明.pdf
windows10-2004-x64
1Analysis
-
max time kernel
119s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
13-06-2024 10:09
Behavioral task
behavioral1
Sample
Frombyte Recovery For DV v2.1.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
Frombyte Recovery For DV v2.1.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral3
Sample
Frombyte_Recovery_For_DV/Frombyte Recovery For DV v2.1.exe
Resource
win7-20240220-en
Behavioral task
behavioral4
Sample
Frombyte_Recovery_For_DV/Frombyte Recovery For DV v2.1.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral5
Sample
Frombyte_Recovery_For_DV/北亚摄像机恢复软件V2.1文档.doc
Resource
win7-20240419-en
Behavioral task
behavioral6
Sample
Frombyte_Recovery_For_DV/北亚摄像机恢复软件V2.1文档.doc
Resource
win10v2004-20240508-en
Behavioral task
behavioral7
Sample
Frombyte_Recovery_For_DV/北亚摄像机数据恢复软件使用说明 .pdf
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
Frombyte_Recovery_For_DV/北亚摄像机数据恢复软件使用说明 .pdf
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
使用说明.pdf
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
使用说明.pdf
Resource
win10v2004-20240508-en
General
-
Target
Frombyte_Recovery_For_DV/Frombyte Recovery For DV v2.1.exe
-
Size
3.2MB
-
MD5
15b7315f45b00e4930407b0f4df5a00a
-
SHA1
097c7c51e78c8c6240edfe8e3d9f6563d2155bf8
-
SHA256
1e89c1cdf921f125b3a41973036372b5aad7118509b2efec6bf8285356afabb5
-
SHA512
c5051801027f2cc317379da1fc3cd3938cdc14503b0c5e436f3a63ec0d9043f480572b4ff25c4d6a2ff981328ec75b58c9e7de0c4f2710803a6a0060cd64eb9c
-
SSDEEP
98304:dWpNg4lf34NoV8yZfVn4C7DWuFyM1Pw9CuvZ+:yNgmI+VhVn4ID1mCuvZ+
Malware Config
Signatures
-
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Frombyte Recovery For DV v2.1.exe -
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Frombyte Recovery For DV v2.1.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Wine Frombyte Recovery For DV v2.1.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\X: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\Z: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\J: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\U: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\P: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\Q: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\S: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\T: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\V: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\W: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\K: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\O: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\M: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\N: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\Y: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\A: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\B: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\H: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\I: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\L: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\R: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\E: Frombyte Recovery For DV v2.1.exe File opened (read-only) \??\G: Frombyte Recovery For DV v2.1.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 Frombyte Recovery For DV v2.1.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2464 Frombyte Recovery For DV v2.1.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2464 Frombyte Recovery For DV v2.1.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2464 Frombyte Recovery For DV v2.1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Frombyte_Recovery_For_DV\Frombyte Recovery For DV v2.1.exe"C:\Users\Admin\AppData\Local\Temp\Frombyte_Recovery_For_DV\Frombyte Recovery For DV v2.1.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2464