45a32a4a46e916adfb5017ef80f07b7410f04879cd75193fedce951ba1751ced

Analysis

max time kernel
140s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
18-07-2024 19:06

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General

Target

maple/crack.dll
Size

5.0MB
MD5

b5b1b26e855eda6268b9a2008e0fce86
SHA1

d7925f7de5835e3564b187d8654bb9305ea945fb
SHA256

06dec4f9857f7b9a43157756606546d04a0f34c87681c7db9aab9125a43b33a7
SHA512

14ad2e93ed5876dd246ce6f32674e994b4f35a5acbb1ac46388bebc682a70ce4eca974fda102c273c71dae3c9bc7b69f965fd636cb2d5c579de9cd23e8b35799
SSDEEP

98304:j+YCYfXbb8DckgAEhxWiHF/5DoNZ2qkFVwz7583lfdmjLdGGf:jP8QDDRF/eNsqgiZ

Score

9^/10

evasion 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:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	rundll32.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:

rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	rundll32.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2876 wrote to memory of 1732	2876	rundll32.exe	WerFault.exe
PID 2876 wrote to memory of 1732	2876	rundll32.exe	WerFault.exe
PID 2876 wrote to memory of 1732	2876	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\maple\crack.dll,#1
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of WriteProcessMemory
PID:2876
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2876 -s 104
  2⤵
  PID:1732

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/2876-1-0x0000000073420000-0x0000000073DFF000-memory.dmp

Filesize
9.9MB

Download
memory/2876-4-0x0000000073420000-0x0000000073DFF000-memory.dmp

Filesize
9.9MB

Download
memory/2876-3-0x0000000073420000-0x0000000073DFF000-memory.dmp

Filesize
9.9MB

Download
memory/2876-2-0x0000000073420000-0x0000000073DFF000-memory.dmp

Filesize
9.9MB

Download
memory/2876-0-0x0000000073420000-0x0000000073DFF000-memory.dmp

Filesize
9.9MB

Download
memory/2876-5-0x0000000073420000-0x0000000073DFF000-memory.dmp

Filesize
9.9MB

Download
memory/2876-6-0x0000000073420000-0x0000000073DFF000-memory.dmp

Filesize
9.9MB

Download
memory/2876-7-0x0000000073420000-0x0000000073DFF000-memory.dmp

Filesize
9.9MB

Download