stealc | e1eca91fddecc4eb0729d7a47e7950cd07bcfe3a195721c2ea132e79654a9fbf

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-10-2024 01:40

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General

Target

e1eca91fddecc4eb0729d7a47e7950cd07bcfe3a195721c2ea132e79654a9fbf.exe
Size

1.8MB
MD5

7104794e5bc6d9668df3a837983e43df
SHA1

6bbeef17a4443db7e332123055796aace85064d6
SHA256

e1eca91fddecc4eb0729d7a47e7950cd07bcfe3a195721c2ea132e79654a9fbf
SHA512

292b4a7b45ee0217ffd846739053ea5eb62646123e1e755fb13489333cdf5c3d307e7d6e6cee3a0f60cffb2266e8c8874185f82b4ca7acbe0da8b92d91a7d60d
SSDEEP

24576:9H0JnrSqDsGenZ2+XIRQQD3USAlNoMuXOZ67J4viv7PZ7eaZHfoht7wkT4vYYx:GJrmNnE+XfpnH0ttTP5D/oht7jcQ

Score

10^/10

stealc doma discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

doma

http://185.215.113.37

Attributes

url_path
/e2b1563c6670f193.php

Signatures

Stealc
Stealc is an infostealer written in C++.
stealer 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__	e1eca91fddecc4eb0729d7a47e7950cd07bcfe3a195721c2ea132e79654a9fbf.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	e1eca91fddecc4eb0729d7a47e7950cd07bcfe3a195721c2ea132e79654a9fbf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	e1eca91fddecc4eb0729d7a47e7950cd07bcfe3a195721c2ea132e79654a9fbf.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-1-5-21-1488793075-819845221-1497111674-1000\Software\Wine	e1eca91fddecc4eb0729d7a47e7950cd07bcfe3a195721c2ea132e79654a9fbf.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2488	e1eca91fddecc4eb0729d7a47e7950cd07bcfe3a195721c2ea132e79654a9fbf.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	e1eca91fddecc4eb0729d7a47e7950cd07bcfe3a195721c2ea132e79654a9fbf.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2488	e1eca91fddecc4eb0729d7a47e7950cd07bcfe3a195721c2ea132e79654a9fbf.exe

C:\Users\Admin\AppData\Local\Temp\e1eca91fddecc4eb0729d7a47e7950cd07bcfe3a195721c2ea132e79654a9fbf.exe
"C:\Users\Admin\AppData\Local\Temp\e1eca91fddecc4eb0729d7a47e7950cd07bcfe3a195721c2ea132e79654a9fbf.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:2488

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

Replay Monitor

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Downloads

memory/2488-0-0x0000000000CC0000-0x0000000001363000-memory.dmp

Filesize
6.6MB

Download
memory/2488-1-0x0000000077460000-0x0000000077462000-memory.dmp

Filesize
8KB

Download
memory/2488-2-0x0000000000CC1000-0x0000000000CE4000-memory.dmp

Filesize
140KB

Download
memory/2488-3-0x0000000000CC0000-0x0000000001363000-memory.dmp

Filesize
6.6MB

Download
memory/2488-4-0x0000000000CC0000-0x0000000001363000-memory.dmp

Filesize
6.6MB

Download
memory/2488-5-0x0000000000CC0000-0x0000000001363000-memory.dmp

Filesize
6.6MB

Download
memory/2488-6-0x0000000000CC0000-0x0000000001363000-memory.dmp

Filesize
6.6MB

Download
memory/2488-7-0x0000000000CC0000-0x0000000001363000-memory.dmp

Filesize
6.6MB

Download