38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2

Analysis

max time kernel
169s
max time network
177s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2022 16:20

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General

Target

38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe
Size

4.3MB
MD5

ea6ae3fcbbecea0b31e087a5174b5dfa
SHA1

8788e12092483684a29c65741bdcfd33f266634b
SHA256

38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2
SHA512

2e78c067d9e98da84a74e9378a7d21f33a99a2ab639080dbdcf5821aa09862150b5a86475cb39184b84ad43191d33a53a960241600fb63099e7d904e0ab83d2e
SSDEEP

98304:JHHpNeV/riwz58R42is6e3RXjOWDucCnp1DA9sv7o2s2kbsUOEGx4VKP3Q9OhyeU:3djjqPdDsDbsU0akJyxL405+fiX

Score

9^/10

agilenet evasion

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:

38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.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:

38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.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

Processes:

38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Wine	38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe

Loads dropped DLL 1 IoCs

Processes:

38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe

pid process

4248 38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral2/memory/4248-132-0x00000000008B0000-0x0000000000D08000-memory.dmp	agile_net

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe

pid process

4248 38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe

pid	process
4248	38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe
4248	38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe

C:\Users\Admin\AppData\Local\Temp\38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe
"C:\Users\Admin\AppData\Local\Temp\38981deb4a8f337178d290cd7528b44d4cee9fb069156ce9ec7b0e6bb9043fe2.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:4248

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\81aa9f5d-bd28-47d0-853f-b2b9f23a0298\AgileDotNetRT.dll
Filesize
1.0MB

MD5
d2340ef740ece066503d415beb9ac276

SHA1
25a859b812ff4e5dd57150964ffea1de7b4d24f2

SHA256
1e1b9669fd464401e53fbed81ec00e2af926b75ae8b7c6987709cc281c85f1af

SHA512
e248ab2edd7a83557d57deae826fa3f0da0ec1ec2806599b239a320535f937eb5806ba962e5e7daa5bd0fb634e8b4b104e25a898ba0804857c3e7362c98106c7

Download Submit
memory/4248-132-0x00000000008B0000-0x0000000000D08000-memory.dmp

Filesize
4.3MB

Download
memory/4248-134-0x0000000072B60000-0x0000000072E54000-memory.dmp

Filesize
3.0MB

Download
memory/4248-135-0x00000000738F0000-0x0000000073979000-memory.dmp

Filesize
548KB

Download
memory/4248-136-0x0000000077980000-0x0000000077B23000-memory.dmp

Filesize
1.6MB

Download
memory/4248-137-0x0000000072B60000-0x0000000072E54000-memory.dmp

Filesize
3.0MB

Download
memory/4248-138-0x0000000077980000-0x0000000077B23000-memory.dmp

Filesize
1.6MB

Download