443b665c5f545a2bdd7855f86bf70a5ee7f35eda1b6b08615161f5809cbda02b

Resubmissions

09-04-2024 20:26

240409-y75dpahh68 9

09-04-2024 06:53

240409-hnsb1sgh43 9

08-04-2024 23:43

240408-3qqlesaf81 9

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
08-04-2024 23:43

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Report Analysis Logs

General

Target

Injector.exe
Size

3.4MB
MD5

c6b39ee166d5b0a2c8a9021ccd1593ae
SHA1

e480e7c282f64e8b0179c82afe154dd59d14217d
SHA256

443b665c5f545a2bdd7855f86bf70a5ee7f35eda1b6b08615161f5809cbda02b
SHA512

3864aea36c522ca5658412128e6a4c862a647cf3b1054b9adbe418488590a37600d7639c3eba94ca9de76f087b244b95644c667213b1122889cf2d9b7a4652d2
SSDEEP

49152:Kl0nJ28J4VZohYWVGGjW8NhSU7zwo8oXJ2R3KPHsI7coj2J+eNgRpqNc1a:KmnJrJ4DohYWVTJNkIZZ2R6vsmA+FDqN

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:

Injector.exe

description ioc process

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

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

Injector.exe

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

Themida packer 6 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/4292-0-0x00007FF77B7C0000-0x00007FF77C120000-memory.dmp	themida
behavioral2/memory/4292-3-0x00007FF77B7C0000-0x00007FF77C120000-memory.dmp	themida
behavioral2/memory/4292-1-0x00007FF77B7C0000-0x00007FF77C120000-memory.dmp	themida
behavioral2/memory/4292-4-0x00007FF77B7C0000-0x00007FF77C120000-memory.dmp	themida
behavioral2/memory/4292-5-0x00007FF77B7C0000-0x00007FF77C120000-memory.dmp	themida
behavioral2/memory/4292-6-0x00007FF77B7C0000-0x00007FF77C120000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Injector.exe

description ioc process

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

Processes:

Injector.exe

pid process

4292 Injector.exe

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

pid	process
4292	Injector.exe

C:\Users\Admin\AppData\Local\Temp\Injector.exe
"C:\Users\Admin\AppData\Local\Temp\Injector.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
PID:4292

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:2816

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/4292-0-0x00007FF77B7C0000-0x00007FF77C120000-memory.dmp

Filesize
9.4MB

Download
memory/4292-3-0x00007FF77B7C0000-0x00007FF77C120000-memory.dmp

Filesize
9.4MB

Download
memory/4292-2-0x00007FFF10750000-0x00007FFF10945000-memory.dmp

Filesize
2.0MB

Download
memory/4292-1-0x00007FF77B7C0000-0x00007FF77C120000-memory.dmp

Filesize
9.4MB

Download
memory/4292-4-0x00007FF77B7C0000-0x00007FF77C120000-memory.dmp

Filesize
9.4MB

Download
memory/4292-5-0x00007FF77B7C0000-0x00007FF77C120000-memory.dmp

Filesize
9.4MB

Download
memory/4292-6-0x00007FF77B7C0000-0x00007FF77C120000-memory.dmp

Filesize
9.4MB

Download
memory/4292-7-0x00007FFF10750000-0x00007FFF10945000-memory.dmp

Filesize
2.0MB

Download