stealc | 0f499570f85a6033aa18e69a6fc0b5911678db9e5f1145d15f581c8edbf20436

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-11-2024 01:07

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General

Target

d7f4160811b116e305bff7508b10d6445564a8a9d42409817e73f8046230790c.exe
Size

2.0MB
MD5

2d64df3aeacd82bb685e92244bf2299a
SHA1

7da7725703a553aade9a2dac5b96944d62849bf8
SHA256

d7f4160811b116e305bff7508b10d6445564a8a9d42409817e73f8046230790c
SHA512

553b1f12af4278bf0714a56529f02402e43b4c7279cefb061c6c8899a97eea3e78eec6b8924baede51cdc1e9046c5086675e38986e5fa5f6a6e576913c4028b9
SSDEEP

49152:y3tNer8bp/WJBwTcKshi9z+SAaMyBH1A8wGr:weAtWocKsM9z+laDVA8w

Score

10^/10

stealc tale discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

tale

http://185.215.113.206

Attributes

url_path
/6c4adf523b719729.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__	d7f4160811b116e305bff7508b10d6445564a8a9d42409817e73f8046230790c.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	d7f4160811b116e305bff7508b10d6445564a8a9d42409817e73f8046230790c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	d7f4160811b116e305bff7508b10d6445564a8a9d42409817e73f8046230790c.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-1-5-21-312935884-697965778-3955649944-1000\Software\Wine	d7f4160811b116e305bff7508b10d6445564a8a9d42409817e73f8046230790c.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2168	d7f4160811b116e305bff7508b10d6445564a8a9d42409817e73f8046230790c.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	d7f4160811b116e305bff7508b10d6445564a8a9d42409817e73f8046230790c.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2168	d7f4160811b116e305bff7508b10d6445564a8a9d42409817e73f8046230790c.exe

C:\Users\Admin\AppData\Local\Temp\d7f4160811b116e305bff7508b10d6445564a8a9d42409817e73f8046230790c.exe
"C:\Users\Admin\AppData\Local\Temp\d7f4160811b116e305bff7508b10d6445564a8a9d42409817e73f8046230790c.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:2168

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/2168-0-0x00000000011B0000-0x00000000018D7000-memory.dmp

Filesize
7.2MB

Download
memory/2168-1-0x00000000777A0000-0x00000000777A2000-memory.dmp

Filesize
8KB

Download
memory/2168-2-0x00000000011B1000-0x0000000001219000-memory.dmp

Filesize
416KB

Download
memory/2168-3-0x00000000011B0000-0x00000000018D7000-memory.dmp

Filesize
7.2MB

Download
memory/2168-5-0x00000000011B0000-0x00000000018D7000-memory.dmp

Filesize
7.2MB

Download