aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918

Analysis

max time kernel
44s
max time network
107s
platform
windows7_x64
resource
win7-20220715-en
resource tags

arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
submitted
02-08-2022 12:51

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General

Target

aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918.exe
Size

5.9MB
MD5

0584dab798512e3053948814accbb6f9
SHA1

082ad7c7d350757e107841aa77402fbef12dd10c
SHA256

aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918
SHA512

23783cb0cd26b1a257bb57ef4cbb5ff48250159eed176823f027c1cda7b8eb66508e5361e1347bfda02b7b6b34e5fe573bdbfc0c7dd3226a8bfb471ce366d9d8

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:

aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918.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:

aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918.exe

Loads dropped DLL 2 IoCs

Processes:

aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918.exe

pid	process
1432	aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918.exe
1432	aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918.exe

Themida packer 5 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/1432-55-0x0000000000400000-0x0000000000A43000-memory.dmp	themida
behavioral1/memory/1432-56-0x0000000000400000-0x0000000000A43000-memory.dmp	themida
behavioral1/memory/1432-57-0x0000000000400000-0x0000000000A43000-memory.dmp	themida
behavioral1/memory/1432-60-0x0000000000400000-0x0000000000A43000-memory.dmp	themida
behavioral1/memory/1432-61-0x0000000000400000-0x0000000000A43000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

C:\Users\Admin\AppData\Local\Temp\aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918.exe
"C:\Users\Admin\AppData\Local\Temp\aad3072a367a7b47c0ef0472bde70721f5aff5285dbd40310bb19c7b68ff3918.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
PID:1432

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

\Users\Admin\AppData\Local\Temp\nsyCBF.tmp\INetC.dll
Filesize
25KB

MD5
40d7eca32b2f4d29db98715dd45bfac5

SHA1
124df3f617f562e46095776454e1c0c7bb791cc7

SHA256
85e03805f90f72257dd41bfdaa186237218bbb0ec410ad3b6576a88ea11dccb9

SHA512
5fd4f516ce23fb7e705e150d5c1c93fc7133694ba495fb73101674a528883a013a34ab258083aa7ce6072973b067a605158316a4c9159c1b4d765761f91c513d

Download Submit
\Users\Admin\AppData\Local\Temp\nsyCBF.tmp\xml.dll
Filesize
1.3MB

MD5
c530bd7c386295637588943a0afaf2ce

SHA1
adb48b9546ceb5fa7fc7e072354ce743df387b6d

SHA256
84c45f2241801ee043fa6f3caa2d41eac490e1433b17e6b4447c0284465786f1

SHA512
53f827d804bda583a64018c36a43befa5c3777f20bc60044d999db5862a209e9944eae0b4bb9ae2fe4a3b5aa326e16b89d567c71700d8b45c6e397f57509f41d

Download Submit
memory/1432-54-0x0000000076031000-0x0000000076033000-memory.dmp

Filesize
8KB

Download
memory/1432-55-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/1432-56-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/1432-57-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/1432-60-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download
memory/1432-61-0x0000000000400000-0x0000000000A43000-memory.dmp

Filesize
6.3MB

Download