5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c

Analysis

max time kernel
101s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220721-en
resource tags

arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
submitted
02-08-2022 04:25

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General

Target

5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe
Size

5.3MB
MD5

0bff1d9de75f50b96dbad3bbee4e7813
SHA1

211c9882266d68f405e03a6c65ca6c17e906e70c
SHA256

5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c
SHA512

d22984ab0ba91f20dc37cc25c82bced14b401b0c29452c62027e32659767687d64fb64c897620b44ac0e2b31c2c9b9e85065a7e5efd24aa7d5dcb456729f15c0

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:

5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.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:

5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe

Themida packer 8 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/3084-130-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp	themida
behavioral2/memory/3084-132-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp	themida
behavioral2/memory/3084-133-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp	themida
behavioral2/memory/3084-134-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp	themida
behavioral2/memory/3084-135-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp	themida
behavioral2/memory/3084-136-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp	themida
behavioral2/memory/3084-137-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp	themida
behavioral2/memory/3084-139-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe

pid process

3084 5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2664 3084 WerFault.exe 5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe

pid	pid_target	process	target process
2664	3084	WerFault.exe	5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe

pid	process
3084	5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe
3084	5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe

C:\Users\Admin\AppData\Local\Temp\5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.exe
"C:\Users\Admin\AppData\Local\Temp\5a3269689eeb0b116891cf656fdcdb472d452aa563bb56b9d25c1d83766c354c.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:3084

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3084 -s 1088
2⤵
- Program crash
PID:2664

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 424 -p 3084 -ip 3084
1⤵
PID:3560

Network

MITRE ATT&CK Matrix ATT&CK v6

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

Replay Monitor

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Downloads

memory/3084-130-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp

Filesize
14.4MB

Download
memory/3084-131-0x00007FF9C1510000-0x00007FF9C1705000-memory.dmp

Filesize
2.0MB

Download
memory/3084-132-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp

Filesize
14.4MB

Download
memory/3084-133-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp

Filesize
14.4MB

Download
memory/3084-134-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp

Filesize
14.4MB

Download
memory/3084-135-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp

Filesize
14.4MB

Download
memory/3084-136-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp

Filesize
14.4MB

Download
memory/3084-137-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp

Filesize
14.4MB

Download
memory/3084-138-0x00007FF9C1510000-0x00007FF9C1705000-memory.dmp

Filesize
2.0MB

Download
memory/3084-139-0x00007FF6322B0000-0x00007FF63310D000-memory.dmp

Filesize
14.4MB

Download