stealc | adf96223a6069efafc22b946c6b422c038c487a38c473266c56fe0cec01121d1

Analysis

max time kernel
93s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/09/2024, 01:32

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General

Target

adf96223a6069efafc22b946c6b422c038c487a38c473266c56fe0cec01121d1.exe
Size

2.8MB
MD5

d4b768e99fa452f3afd12740721276f0
SHA1

dd4464835a4bce7716f6ed40b6e9e949d4d58b33
SHA256

adf96223a6069efafc22b946c6b422c038c487a38c473266c56fe0cec01121d1
SHA512

86916d34afd8efb012ee2de0e252699e9c44e5cddb3f18f6c433ffe67f50cf3fbc86c88b1c0e935297df5f4ba7e175c3de532ea20528c9cb00d9dcc964d59bd2
SSDEEP

49152:DS15Y41FdGgrC4koBbQEgZByMuJmkd5S2wD:DS1a41FdGsvQEanuJDS2wD

Score

10^/10

stealc rave discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

rave

http://185.215.113.103

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__	adf96223a6069efafc22b946c6b422c038c487a38c473266c56fe0cec01121d1.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	adf96223a6069efafc22b946c6b422c038c487a38c473266c56fe0cec01121d1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	adf96223a6069efafc22b946c6b422c038c487a38c473266c56fe0cec01121d1.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-1-5-21-523280732-2327480845-3730041215-1000\Software\Wine	adf96223a6069efafc22b946c6b422c038c487a38c473266c56fe0cec01121d1.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4108	adf96223a6069efafc22b946c6b422c038c487a38c473266c56fe0cec01121d1.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	adf96223a6069efafc22b946c6b422c038c487a38c473266c56fe0cec01121d1.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4108	adf96223a6069efafc22b946c6b422c038c487a38c473266c56fe0cec01121d1.exe
4108	adf96223a6069efafc22b946c6b422c038c487a38c473266c56fe0cec01121d1.exe

C:\Users\Admin\AppData\Local\Temp\adf96223a6069efafc22b946c6b422c038c487a38c473266c56fe0cec01121d1.exe
"C:\Users\Admin\AppData\Local\Temp\adf96223a6069efafc22b946c6b422c038c487a38c473266c56fe0cec01121d1.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:4108

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/4108-0-0x0000000000BA0000-0x00000000010A5000-memory.dmp

Filesize
5.0MB

Download
memory/4108-1-0x0000000077904000-0x0000000077906000-memory.dmp

Filesize
8KB

Download
memory/4108-2-0x0000000000BA1000-0x0000000000BB5000-memory.dmp

Filesize
80KB

Download
memory/4108-3-0x0000000000BA0000-0x00000000010A5000-memory.dmp

Filesize
5.0MB

Download
memory/4108-5-0x0000000000BA0000-0x00000000010A5000-memory.dmp

Filesize
5.0MB

Download