a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9

Analysis

max time kernel
41s
max time network
116s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2022 00:16

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General

Target

a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.exe
Size

4.3MB
MD5

aedfb0daa94a88087d794243776c1ed4
SHA1

d9887c5ae2fb1f8c1cada4df714a273a1241e140
SHA256

a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9
SHA512

73d3dd569c8435ead6b417f88bfe03efcf2821f78faf7cfaf3b0b21deac32785894d52f35a11c539620ecdd5bc86a79d46773ce44bfe000cc1d02ef98effaed8
SSDEEP

98304:1rvLuZQ6HpNeV/riwz58R42is6e3RXjOWDucCnp1DA9sv7o2s2kbsUOEGx4VKP3u:pLrUdjjqPdDsDbsU0akJyxL405+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:

a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.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:

a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.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:

a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Wine	a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.exe

Loads dropped DLL 1 IoCs

Processes:

a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.exe

pid process

3656 a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.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/3656-132-0x0000000000A10000-0x0000000000E68000-memory.dmp	agile_net

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.exe

pid process

3656 a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.exe

pid	process
3656	a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.exe
3656	a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.exe

C:\Users\Admin\AppData\Local\Temp\a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.exe
"C:\Users\Admin\AppData\Local\Temp\a3e786805cb422ebd02ffe261e55fe2adabc3ee775f2d806f369abe93e8ddfc9.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:3656

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\a454ddee-3287-4f9f-91ef-f2dfb2c0c6ee\AgileDotNetRT.dll
Filesize
1.0MB

MD5
d2340ef740ece066503d415beb9ac276

SHA1
25a859b812ff4e5dd57150964ffea1de7b4d24f2

SHA256
1e1b9669fd464401e53fbed81ec00e2af926b75ae8b7c6987709cc281c85f1af

SHA512
e248ab2edd7a83557d57deae826fa3f0da0ec1ec2806599b239a320535f937eb5806ba962e5e7daa5bd0fb634e8b4b104e25a898ba0804857c3e7362c98106c7

Download Submit
memory/3656-132-0x0000000000A10000-0x0000000000E68000-memory.dmp

Filesize
4.3MB

Download
memory/3656-134-0x0000000072DB0000-0x00000000730A4000-memory.dmp

Filesize
3.0MB

Download
memory/3656-135-0x0000000073B40000-0x0000000073BC9000-memory.dmp

Filesize
548KB

Download
memory/3656-136-0x0000000077BD0000-0x0000000077D73000-memory.dmp

Filesize
1.6MB

Download
memory/3656-137-0x0000000072DB0000-0x00000000730A4000-memory.dmp

Filesize
3.0MB

Download
memory/3656-138-0x0000000077BD0000-0x0000000077D73000-memory.dmp

Filesize
1.6MB

Download