1cc7c5968d8bb64fb741c13772986779834eca8293d230cd88aa305c304e89c2

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
13-09-2023 07:59

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General

Target

modest-menu_v0.9.10/modest-menu.exe
Size

14.3MB
MD5

f0851119cec15d35a8f206f1ba446f86
SHA1

5ff263672af7e81a344846b3bce1ff4e59f8b6cd
SHA256

19a82f12d86829e768d226c0ec5e20a664f349d1bbabd3aaeade3ff3d7237282
SHA512

2ccbe9d55b59bc22ce615f23a09baa66d15e88f7c44e8f5561c54b410d02cb309d40865fd22694470fc9cfbda69ad12fb699427778347e49db63d60a341cf5ea
SSDEEP

393216:rO4LKZjqtG+kh/JUwReHLsLjbeeE8KohlBM2Dd1rzO:rrKZjLhDUHimEJhD

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:

modest-menu.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ modest-menu.exe

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

Processes:

modest-menu.exe

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

Processes:

resource	yara_rule
behavioral5/memory/2448-0-0x000000013FB20000-0x0000000141F4F000-memory.dmp	themida
behavioral5/memory/2448-2-0x000000013FB20000-0x0000000141F4F000-memory.dmp	themida
behavioral5/memory/2448-3-0x000000013FB20000-0x0000000141F4F000-memory.dmp	themida
behavioral5/memory/2448-4-0x000000013FB20000-0x0000000141F4F000-memory.dmp	themida
behavioral5/memory/2448-5-0x000000013FB20000-0x0000000141F4F000-memory.dmp	themida
behavioral5/memory/2448-6-0x000000013FB20000-0x0000000141F4F000-memory.dmp	themida
behavioral5/memory/2448-7-0x000000013FB20000-0x0000000141F4F000-memory.dmp	themida
behavioral5/memory/2448-8-0x000000013FB20000-0x0000000141F4F000-memory.dmp	themida
behavioral5/memory/2448-9-0x000000013FB20000-0x0000000141F4F000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

modest-menu.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA modest-menu.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

modest-menu.exe

pid process

2448 modest-menu.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

modest-menu.exe

pid process

2448 modest-menu.exe

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

pid	process
2448	modest-menu.exe

pid	process
2448	modest-menu.exe

C:\Users\Admin\AppData\Local\Temp\modest-menu_v0.9.10\modest-menu.exe
"C:\Users\Admin\AppData\Local\Temp\modest-menu_v0.9.10\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:2448

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/2448-0-0x000000013FB20000-0x0000000141F4F000-memory.dmp

Filesize
36.2MB

Download
memory/2448-1-0x0000000077B30000-0x0000000077CD9000-memory.dmp

Filesize
1.7MB

Download
memory/2448-2-0x000000013FB20000-0x0000000141F4F000-memory.dmp

Filesize
36.2MB

Download
memory/2448-3-0x000000013FB20000-0x0000000141F4F000-memory.dmp

Filesize
36.2MB

Download
memory/2448-4-0x000000013FB20000-0x0000000141F4F000-memory.dmp

Filesize
36.2MB

Download
memory/2448-5-0x000000013FB20000-0x0000000141F4F000-memory.dmp

Filesize
36.2MB

Download
memory/2448-6-0x000000013FB20000-0x0000000141F4F000-memory.dmp

Filesize
36.2MB

Download
memory/2448-7-0x000000013FB20000-0x0000000141F4F000-memory.dmp

Filesize
36.2MB

Download
memory/2448-8-0x000000013FB20000-0x0000000141F4F000-memory.dmp

Filesize
36.2MB

Download
memory/2448-9-0x000000013FB20000-0x0000000141F4F000-memory.dmp

Filesize
36.2MB

Download
memory/2448-10-0x0000000077B30000-0x0000000077CD9000-memory.dmp

Filesize
1.7MB

Download