stealc | 2beffec571dce2052e563a0651424ac2a4be219dc068a283e5904a4ce767cdc0

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
05-11-2024 13:52

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General

Target

2beffec571dce2052e563a0651424ac2a4be219dc068a283e5904a4ce767cdc0.exe
Size

2.0MB
MD5

dd5d490f1451d01bfc3ab1f2dec6e62f
SHA1

76b00533da1537cbea76d48a8d94ed0515d5a11d
SHA256

2beffec571dce2052e563a0651424ac2a4be219dc068a283e5904a4ce767cdc0
SHA512

053dba255ef0802130241416e85fe07ab4445739d5e75a7f65fc6e3d94c6b8881c7fb2b5560cfa35504540d9e75c65a221291ca5efe9ebf48e40580ce95c8d7d
SSDEEP

49152:ekymnAy7Jj4UF+EotRaIKt/4QNL7/1jLmdPhox4vd:eUAYjpATtR0/NLbWPWx2

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__	2beffec571dce2052e563a0651424ac2a4be219dc068a283e5904a4ce767cdc0.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	2beffec571dce2052e563a0651424ac2a4be219dc068a283e5904a4ce767cdc0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	2beffec571dce2052e563a0651424ac2a4be219dc068a283e5904a4ce767cdc0.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	2beffec571dce2052e563a0651424ac2a4be219dc068a283e5904a4ce767cdc0.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2888	2beffec571dce2052e563a0651424ac2a4be219dc068a283e5904a4ce767cdc0.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	2beffec571dce2052e563a0651424ac2a4be219dc068a283e5904a4ce767cdc0.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2888	2beffec571dce2052e563a0651424ac2a4be219dc068a283e5904a4ce767cdc0.exe

C:\Users\Admin\AppData\Local\Temp\2beffec571dce2052e563a0651424ac2a4be219dc068a283e5904a4ce767cdc0.exe
"C:\Users\Admin\AppData\Local\Temp\2beffec571dce2052e563a0651424ac2a4be219dc068a283e5904a4ce767cdc0.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:2888

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/2888-0-0x0000000001380000-0x0000000001A98000-memory.dmp

Filesize
7.1MB

Download
memory/2888-1-0x0000000077030000-0x0000000077032000-memory.dmp

Filesize
8KB

Download
memory/2888-2-0x0000000001381000-0x00000000013E9000-memory.dmp

Filesize
416KB

Download
memory/2888-3-0x0000000001380000-0x0000000001A98000-memory.dmp

Filesize
7.1MB

Download
memory/2888-5-0x0000000001380000-0x0000000001A98000-memory.dmp

Filesize
7.1MB

Download