stealc | cc145c05b9002ce5a149411e889dbe71edba87faac919721e123894419f2cfb3

Analysis

max time kernel
95s
max time network
139s
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, 02:43

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General

Target

cc145c05b9002ce5a149411e889dbe71edba87faac919721e123894419f2cfb3.exe
Size

1.7MB
MD5

e5d2a005324f86d304edcf35dacacc99
SHA1

3dddc9132b3abe56f4f2606c76349fe7e93107ad
SHA256

cc145c05b9002ce5a149411e889dbe71edba87faac919721e123894419f2cfb3
SHA512

ffb55af173fd4d2d1909f4da673e4b3d4d7f62c7cb312c3f80df0fb643565dfaaedcc1ee320035362e7ac29161cef67adfdcaa2199e74aefff2d650284f6c4e4
SSDEEP

49152:tw20saa8GDgxrrPlNLV8b8VqeZ+gb/tG52T4jhpQIDY7:twBa8rfV3+83yhWeY

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__	cc145c05b9002ce5a149411e889dbe71edba87faac919721e123894419f2cfb3.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\VideoBiosVersion	cc145c05b9002ce5a149411e889dbe71edba87faac919721e123894419f2cfb3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	cc145c05b9002ce5a149411e889dbe71edba87faac919721e123894419f2cfb3.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-1-5-21-3756129449-3121373848-4276368241-1000\Software\Wine	cc145c05b9002ce5a149411e889dbe71edba87faac919721e123894419f2cfb3.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3280	cc145c05b9002ce5a149411e889dbe71edba87faac919721e123894419f2cfb3.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	cc145c05b9002ce5a149411e889dbe71edba87faac919721e123894419f2cfb3.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3280	cc145c05b9002ce5a149411e889dbe71edba87faac919721e123894419f2cfb3.exe
3280	cc145c05b9002ce5a149411e889dbe71edba87faac919721e123894419f2cfb3.exe

C:\Users\Admin\AppData\Local\Temp\cc145c05b9002ce5a149411e889dbe71edba87faac919721e123894419f2cfb3.exe
"C:\Users\Admin\AppData\Local\Temp\cc145c05b9002ce5a149411e889dbe71edba87faac919721e123894419f2cfb3.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:3280

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/3280-0-0x0000000000930000-0x0000000000FD1000-memory.dmp

Filesize
6.6MB

Download
memory/3280-1-0x0000000076FE4000-0x0000000076FE6000-memory.dmp

Filesize
8KB

Download
memory/3280-2-0x0000000000931000-0x0000000000948000-memory.dmp

Filesize
92KB

Download
memory/3280-3-0x0000000000930000-0x0000000000FD1000-memory.dmp

Filesize
6.6MB

Download
memory/3280-4-0x0000000000930000-0x0000000000FD1000-memory.dmp

Filesize
6.6MB

Download