cdb19ed186a11c739cb70a09ff8a6432eadd01d0d5f641ff83e17efe2d45683d

Analysis

max time kernel
10s
max time network
6s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
19/07/2024, 18:03

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

sigmaa/windinject.exe
Size

4.1MB
MD5

17f9e972e6b36d532dc53fb18afb4a5e
SHA1

311c7c2dfa70271a4c14bb75d212d24cf78f0d32
SHA256

35c7436a144521c9e4f1ff8730ca98100965bb9fbf9557b1288a747e106ca7f7
SHA512

f50507fcc7c00d962037605a89e44817d7862f7917a7cae6b6840a934a4392713b8d9270cb674cc8991f33ae83c82247c1fa3f6a4f2538ab505585e681ae9159
SSDEEP

98304:pRW+KVvn/SxNjTse9wfF/dahCpGcqRCtZQshvYuAUcmjeA:XCP/S7jFw9/AmFvJAXmCA

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__	windinject.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	windinject.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	windinject.exe

Themida packer 5 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/3076-0-0x0000000140000000-0x0000000140AD0000-memory.dmp	themida
behavioral1/memory/3076-3-0x0000000140000000-0x0000000140AD0000-memory.dmp	themida
behavioral1/memory/3076-4-0x0000000140000000-0x0000000140AD0000-memory.dmp	themida
behavioral1/memory/3076-2-0x0000000140000000-0x0000000140AD0000-memory.dmp	themida
behavioral1/memory/3076-5-0x0000000140000000-0x0000000140AD0000-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	windinject.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3076	windinject.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3076	windinject.exe
3076	windinject.exe

C:\Users\Admin\AppData\Local\Temp\sigmaa\windinject.exe
"C:\Users\Admin\AppData\Local\Temp\sigmaa\windinject.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:3076

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

Loading Replay Monitor...

Downloads

memory/3076-0-0x0000000140000000-0x0000000140AD0000-memory.dmp

Filesize
10.8MB

Download
memory/3076-1-0x00007FFE9A590000-0x00007FFE9A592000-memory.dmp

Filesize
8KB

Download
memory/3076-3-0x0000000140000000-0x0000000140AD0000-memory.dmp

Filesize
10.8MB

Download
memory/3076-4-0x0000000140000000-0x0000000140AD0000-memory.dmp

Filesize
10.8MB

Download
memory/3076-2-0x0000000140000000-0x0000000140AD0000-memory.dmp

Filesize
10.8MB

Download
memory/3076-5-0x0000000140000000-0x0000000140AD0000-memory.dmp

Filesize
10.8MB

Download