stealc | c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2024 11:51

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General

Target

c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.exe
Size

1.7MB
MD5

ea03ceb9c107cb1c7ead9f6ca0ad3aed
SHA1

d9b6371ef9b70015525a58c407cb46a1d1bbbce9
SHA256

c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32
SHA512

a14eab3cdbd996f60e78b4e3b82e8a19e11d728ce0eb4bc1fef0a9a33d4a8bddbfee5ae0ce8a7e2ab0584352aaaa153d6005a11741f1660d79545fb469e4db84
SSDEEP

49152:4ucGQoTHEJRMRseP6WimqVqX+WNdS9Crias7U6yJI:42HE8VPum2b4d6U6yi

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

Processes:

c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.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:

c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.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:

c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Wine	c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.exe

pid	Process
4844	c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.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

Processes:

c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.exe

pid	Process
4844	c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.exe
4844	c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.exe

C:\Users\Admin\AppData\Local\Temp\c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.exe
"C:\Users\Admin\AppData\Local\Temp\c410e9348cd86363852cbb2e1859c19a0b0f5ce24669d139784d6e747fa87a32.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:4844

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/4844-0-0x00000000006F0000-0x0000000000D95000-memory.dmp

Filesize
6.6MB

Download
memory/4844-1-0x0000000077E74000-0x0000000077E76000-memory.dmp

Filesize
8KB

Download
memory/4844-2-0x00000000006F1000-0x0000000000708000-memory.dmp

Filesize
92KB

Download
memory/4844-3-0x00000000006F0000-0x0000000000D95000-memory.dmp

Filesize
6.6MB

Download
memory/4844-4-0x00000000006F0000-0x0000000000D95000-memory.dmp

Filesize
6.6MB

Download