e8ae1f376e40875ff96c2b322faecee3b7f013b36662d9e45eed733f870994d0

Analysis

max time kernel
40s
max time network
43s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
22-03-2023 17:38

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General

Target

Notepad++.exe
Size

9.5MB
MD5

53e4fa88bd8c51ba2d913380e3de6a2c
SHA1

9b4b91444e9ead8c667e87c36f08a7d2ebf3309b
SHA256

e8ae1f376e40875ff96c2b322faecee3b7f013b36662d9e45eed733f870994d0
SHA512

b48fab3b7aba5aa22b4d0d536cb7919d6a515c4450d2416ee029ad1fcda6933eb72a5658d9e1e1638bb377e84e1a397e922fbfe34e18522b1d3855208fbea97c
SSDEEP

196608:o1wjFLQPnIGNOfhw3tMGo6ysjLf0qCgFMh9uF9CeQ0mHEDzg/aymNd7t7:ljFUmW3tMTXGz7A5vHEDzMaB

Score

9^/10

evasion themida trojan

Malware Config

Signatures

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

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

Notepad++.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Notepad++.exe
Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

Notepad++.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions Notepad++.exe
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

Notepad++.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools Notepad++.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	Notepad++.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions	Notepad++.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools	Notepad++.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Notepad++.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Notepad++.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Notepad++.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/1836-141-0x0000000000400000-0x0000000001A96000-memory.dmp	themida
behavioral1/memory/1836-142-0x0000000000400000-0x0000000001A96000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Notepad++.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Notepad++.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Notepad++.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

Notepad++.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	Notepad++.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	Notepad++.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

Notepad++.exe

pid process

1836 Notepad++.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Notepad++.exe

pid process

1836 Notepad++.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Notepad++.exe

description pid process

Token: SeDebugPrivilege 1836 Notepad++.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

Notepad++.exe

pid process

1836 Notepad++.exe
1836 Notepad++.exe

pid	process
1836	Notepad++.exe

pid	process
1836	Notepad++.exe

description	pid	process
Token: SeDebugPrivilege	1836	Notepad++.exe

pid	process
1836	Notepad++.exe
1836	Notepad++.exe

C:\Users\Admin\AppData\Local\Temp\Notepad++.exe
"C:\Users\Admin\AppData\Local\Temp\Notepad++.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Maps connected drives based on registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1836

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Peripheral Device Discovery

T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1836-133-0x0000000000400000-0x0000000001A96000-memory.dmp

Filesize
22.6MB

Download
memory/1836-141-0x0000000000400000-0x0000000001A96000-memory.dmp

Filesize
22.6MB

Download
memory/1836-142-0x0000000000400000-0x0000000001A96000-memory.dmp

Filesize
22.6MB

Download
memory/1836-143-0x00000000064D0000-0x0000000006A74000-memory.dmp

Filesize
5.6MB

Download
memory/1836-144-0x0000000006160000-0x00000000061F2000-memory.dmp

Filesize
584KB

Download
memory/1836-145-0x0000000006200000-0x0000000006266000-memory.dmp

Filesize
408KB

Download
memory/1836-146-0x00000000064C0000-0x00000000064D0000-memory.dmp

Filesize
64KB

Download
memory/1836-147-0x0000000006E80000-0x0000000006E92000-memory.dmp

Filesize
72KB

Download
memory/1836-148-0x00000000072F0000-0x00000000072FA000-memory.dmp

Filesize
40KB

Download
memory/1836-159-0x0000000000400000-0x0000000001A96000-memory.dmp

Filesize
22.6MB

Download
memory/1836-160-0x00000000064C0000-0x00000000064D0000-memory.dmp

Filesize
64KB

Download
memory/1836-167-0x000000000BE70000-0x000000000BEAC000-memory.dmp

Filesize
240KB

Download
memory/1836-168-0x00000000064C0000-0x00000000064D0000-memory.dmp

Filesize
64KB

Download
memory/1836-170-0x00000000064C0000-0x00000000064D0000-memory.dmp

Filesize
64KB

Download