stealc | de0db7603189d02c7051013fe43244a3e86fbd2a884a733a64fed84836912e0c

Analysis

max time kernel
15s
max time network
20s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
19-11-2024 06:51

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General

Target

de0db7603189d02c7051013fe43244a3e86fbd2a884a733a64fed84836912e0c.exe
Size

1.7MB
MD5

13a85c121414fb45d5693a9ab8910086
SHA1

040b4aa8746c65929784f80116bb13c7f125ddb2
SHA256

de0db7603189d02c7051013fe43244a3e86fbd2a884a733a64fed84836912e0c
SHA512

9c9d7a5e6cf4d76a79870b62a37984783c0ec174b7f2e4557154cd0632d6e2ee7943d9ecc6149eb09277ee1dff4d8eb2692ce60934d69eae97f80451344dc5d6
SSDEEP

24576:2ziQSKhHhlq1saRXmIT7jgFY+BMbmUiMf7lvDrXmXa9UxsTXfEFnyWiB1FCtvk8J:2BSeHhKsgJ5mUVAWHUg1FCtvX

Score

10^/10

stealc mars discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

mars

http://185.215.113.206

Attributes

url_path
/c4becf79229cb002.php

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer stealc
Stealc family
stealc

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__	de0db7603189d02c7051013fe43244a3e86fbd2a884a733a64fed84836912e0c.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	de0db7603189d02c7051013fe43244a3e86fbd2a884a733a64fed84836912e0c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	de0db7603189d02c7051013fe43244a3e86fbd2a884a733a64fed84836912e0c.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	de0db7603189d02c7051013fe43244a3e86fbd2a884a733a64fed84836912e0c.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2620	de0db7603189d02c7051013fe43244a3e86fbd2a884a733a64fed84836912e0c.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	de0db7603189d02c7051013fe43244a3e86fbd2a884a733a64fed84836912e0c.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2620	de0db7603189d02c7051013fe43244a3e86fbd2a884a733a64fed84836912e0c.exe

C:\Users\Admin\AppData\Local\Temp\de0db7603189d02c7051013fe43244a3e86fbd2a884a733a64fed84836912e0c.exe
"C:\Users\Admin\AppData\Local\Temp\de0db7603189d02c7051013fe43244a3e86fbd2a884a733a64fed84836912e0c.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2620

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2620-0-0x0000000000150000-0x00000000007D8000-memory.dmp

Filesize
6.5MB

Download
memory/2620-1-0x0000000077570000-0x0000000077572000-memory.dmp

Filesize
8KB

Download
memory/2620-2-0x0000000000151000-0x0000000000168000-memory.dmp

Filesize
92KB

Download
memory/2620-3-0x0000000000150000-0x00000000007D8000-memory.dmp

Filesize
6.5MB

Download
memory/2620-4-0x0000000000150000-0x00000000007D8000-memory.dmp

Filesize
6.5MB

Download