a8feeb5513b8ec255424e4f8fe4807cb73cb9fd66b976c1f765a93d31b098af4

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
04/06/2024, 10:34

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General

Target

a8feeb5513b8ec255424e4f8fe4807cb73cb9fd66b976c1f765a93d31b098af4.exe
Size

6.9MB
MD5

a287c17f563b94f3e9bcf4f962795865
SHA1

eb567a7ff4070702e7cfb79dae35438cedc543d1
SHA256

a8feeb5513b8ec255424e4f8fe4807cb73cb9fd66b976c1f765a93d31b098af4
SHA512

5eca0413765fb49d5ab4bde981631bc2cafcfecc22a7414add7ffaa9c41155d19792f0d4017f2908f8d793c57490b29c69a62794c8501d6b4cd030f6114d5f57
SSDEEP

196608:CxFhLZ4dy/cnU4007M7huU4tG+I7cgLDTULIY3XF:Cgdp007M7GgHCF

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	a8feeb5513b8ec255424e4f8fe4807cb73cb9fd66b976c1f765a93d31b098af4.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	a8feeb5513b8ec255424e4f8fe4807cb73cb9fd66b976c1f765a93d31b098af4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a8feeb5513b8ec255424e4f8fe4807cb73cb9fd66b976c1f765a93d31b098af4.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.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Wine	a8feeb5513b8ec255424e4f8fe4807cb73cb9fd66b976c1f765a93d31b098af4.exe

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	a8feeb5513b8ec255424e4f8fe4807cb73cb9fd66b976c1f765a93d31b098af4.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2944	a8feeb5513b8ec255424e4f8fe4807cb73cb9fd66b976c1f765a93d31b098af4.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2944	a8feeb5513b8ec255424e4f8fe4807cb73cb9fd66b976c1f765a93d31b098af4.exe

C:\Users\Admin\AppData\Local\Temp\a8feeb5513b8ec255424e4f8fe4807cb73cb9fd66b976c1f765a93d31b098af4.exe
"C:\Users\Admin\AppData\Local\Temp\a8feeb5513b8ec255424e4f8fe4807cb73cb9fd66b976c1f765a93d31b098af4.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2944

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

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Downloads

memory/2944-0-0x0000000000400000-0x00000000015D8000-memory.dmp

Filesize
17.8MB

Download
memory/2944-1-0x0000000000400000-0x00000000015D8000-memory.dmp

Filesize
17.8MB

Download
memory/2944-2-0x0000000000400000-0x00000000015D8000-memory.dmp

Filesize
17.8MB

Download