stealc | 2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9

Analysis

max time kernel
95s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-11-2024 02:15

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General

Target

2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.exe
Size

1.7MB
MD5

7b407627037c3c9873d0a4b806519384
SHA1

3c6d470f6d3f29086d4ba50baae4a4dda0c4e20b
SHA256

2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9
SHA512

278bc7f0458dd9fcf73053c52484a67091a0974f0af2ab28165187d6330729e4335214a0a9b905e3240bdb82ee8d5a47f1ca971b9a8aa204218f8fcfbb51cf6c
SSDEEP

49152:wvNCYaHLT6lvZ2VsNh27IRwGlfSsVGIW0wugj:wvNoHLT6mzIlBSsRWvuy

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:

2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.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:

2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.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:

2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Wine	2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.exe

pid process

3440 2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.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:

2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.exe

pid	process
3440	2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.exe
3440	2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.exe

C:\Users\Admin\AppData\Local\Temp\2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.exe
"C:\Users\Admin\AppData\Local\Temp\2dae1d172d9d9387bd70c9524d8a0c464a13f03bf0d7c1c6d5f5f1826a6cd4b9.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:3440

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/3440-0-0x00000000004F0000-0x0000000000B8B000-memory.dmp

Filesize
6.6MB

Download
memory/3440-1-0x00000000771B4000-0x00000000771B6000-memory.dmp

Filesize
8KB

Download
memory/3440-3-0x00000000004F0000-0x0000000000B8B000-memory.dmp

Filesize
6.6MB

Download
memory/3440-2-0x00000000004F1000-0x0000000000508000-memory.dmp

Filesize
92KB

Download
memory/3440-4-0x00000000004F0000-0x0000000000B8B000-memory.dmp

Filesize
6.6MB

Download