2141ee2203a4029758710be351c84954ee8021f5158a7f978f34e04ec29360b7

Analysis

max time kernel
18s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
05/09/2024, 12:31

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General

Target

modest-menu_v1.0.1_[unknowncheats.me]_/modest-menu.exe
Size

16.6MB
MD5

8734cb11cf7a85b52ad4febf9e7599e9
SHA1

305c6a73d8e8690f84a1c3da01f64cf745b15af0
SHA256

46e9fc89c3dac162635794c54300f77b661a870562aec4fdf2ea56a0c86f42c6
SHA512

c8205874bced0c4f4de1870ac928d8138d5051307b69dab1edca539b3574ded7b267eb70bfecc50656b41a8abb6f8306fbca64f0d350832fa8ea7b47aedf25a4
SSDEEP

393216:tZovfvKZMsGirYu+ckzfiRCPCaYn+d26v6eg3u/d+/bHuRST:tiXvp/vpckzfiUgwS+/dwiRST

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	modest-menu.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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	modest-menu.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	modest-menu.exe

Themida packer 9 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral3/memory/676-0-0x00007FF616850000-0x00007FF6192FB000-memory.dmp	themida
behavioral3/memory/676-3-0x00007FF616850000-0x00007FF6192FB000-memory.dmp	themida
behavioral3/memory/676-2-0x00007FF616850000-0x00007FF6192FB000-memory.dmp	themida
behavioral3/memory/676-4-0x00007FF616850000-0x00007FF6192FB000-memory.dmp	themida
behavioral3/memory/676-7-0x00007FF616850000-0x00007FF6192FB000-memory.dmp	themida
behavioral3/memory/676-6-0x00007FF616850000-0x00007FF6192FB000-memory.dmp	themida
behavioral3/memory/676-5-0x00007FF616850000-0x00007FF6192FB000-memory.dmp	themida
behavioral3/memory/676-8-0x00007FF616850000-0x00007FF6192FB000-memory.dmp	themida
behavioral3/memory/676-9-0x00007FF616850000-0x00007FF6192FB000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	modest-menu.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
676	modest-menu.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
676	modest-menu.exe
676	modest-menu.exe

C:\Users\Admin\AppData\Local\Temp\modest-menu_v1.0.1_[unknowncheats.me]_\modest-menu.exe
"C:\Users\Admin\AppData\Local\Temp\modest-menu_v1.0.1_[unknowncheats.me]_\modest-menu.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:676

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:1768

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/676-0-0x00007FF616850000-0x00007FF6192FB000-memory.dmp

Filesize
42.7MB

Download
memory/676-1-0x00007FF8500A7000-0x00007FF8500A9000-memory.dmp

Filesize
8KB

Download
memory/676-3-0x00007FF616850000-0x00007FF6192FB000-memory.dmp

Filesize
42.7MB

Download
memory/676-2-0x00007FF616850000-0x00007FF6192FB000-memory.dmp

Filesize
42.7MB

Download
memory/676-4-0x00007FF616850000-0x00007FF6192FB000-memory.dmp

Filesize
42.7MB

Download
memory/676-7-0x00007FF616850000-0x00007FF6192FB000-memory.dmp

Filesize
42.7MB

Download
memory/676-6-0x00007FF616850000-0x00007FF6192FB000-memory.dmp

Filesize
42.7MB

Download
memory/676-5-0x00007FF616850000-0x00007FF6192FB000-memory.dmp

Filesize
42.7MB

Download
memory/676-8-0x00007FF616850000-0x00007FF6192FB000-memory.dmp

Filesize
42.7MB

Download
memory/676-9-0x00007FF616850000-0x00007FF6192FB000-memory.dmp

Filesize
42.7MB

Download