d1a1d58d8a0f99f5dd33728b871fe64ccd3be54aef1377006e11b05e88e75c68

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03/10/2024, 17:26

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General

Target

ArkaStealerApp_protected.exe
Size

6.2MB
MD5

ceafbe35bded07858f046156163b0526
SHA1

54f330cdcb9ad3927aa44251f5877d35ebae1569
SHA256

d1a1d58d8a0f99f5dd33728b871fe64ccd3be54aef1377006e11b05e88e75c68
SHA512

d9de027ffc819964889505d3cac3c0f3a1e343ccaf0fa36698434a746eb123f2500623f21b35d5c5d8d9bda83cbc9ec63a4c4eab3a9cbdc229a114c30a9c1fea
SSDEEP

196608:/mAa8PDO5pQ8X6swLleBMGRnGgro8jDwimKy+LTGF6FP:/mAa8PDYi8X6swZEMGbro84HyHt5

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	ArkaStealerApp_protected.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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	ArkaStealerApp_protected.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	ArkaStealerApp_protected.exe

Themida packer 6 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/2336-0-0x0000000140000000-0x0000000141092000-memory.dmp	themida
behavioral1/memory/2336-2-0x0000000140000000-0x0000000141092000-memory.dmp	themida
behavioral1/memory/2336-3-0x0000000140000000-0x0000000141092000-memory.dmp	themida
behavioral1/memory/2336-4-0x0000000140000000-0x0000000141092000-memory.dmp	themida
behavioral1/memory/2336-5-0x0000000140000000-0x0000000141092000-memory.dmp	themida
behavioral1/memory/2336-7-0x0000000140000000-0x0000000141092000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2336	ArkaStealerApp_protected.exe

C:\Users\Admin\AppData\Local\Temp\ArkaStealerApp_protected.exe
"C:\Users\Admin\AppData\Local\Temp\ArkaStealerApp_protected.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:2336

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2336-0-0x0000000140000000-0x0000000141092000-memory.dmp

Filesize
16.6MB

Download
memory/2336-1-0x0000000077350000-0x0000000077352000-memory.dmp

Filesize
8KB

Download
memory/2336-2-0x0000000140000000-0x0000000141092000-memory.dmp

Filesize
16.6MB

Download
memory/2336-3-0x0000000140000000-0x0000000141092000-memory.dmp

Filesize
16.6MB

Download
memory/2336-4-0x0000000140000000-0x0000000141092000-memory.dmp

Filesize
16.6MB

Download
memory/2336-5-0x0000000140000000-0x0000000141092000-memory.dmp

Filesize
16.6MB

Download
memory/2336-7-0x0000000140000000-0x0000000141092000-memory.dmp

Filesize
16.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads