stealc | 0fe5a5638fe708a24667bddb8bcb1e0c20b2d16900a1b99191835b6c2525154c

Analysis

max time kernel
118s
max time network
124s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02-11-2024 02:37

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General

Target

0fe5a5638fe708a24667bddb8bcb1e0c20b2d16900a1b99191835b6c2525154c.exe
Size

2.0MB
MD5

5ec78504b25d8c39cb02870c39a81709
SHA1

e027f5e029205cbb863d7104d9356451bca63e55
SHA256

0fe5a5638fe708a24667bddb8bcb1e0c20b2d16900a1b99191835b6c2525154c
SHA512

8c1d90ac6fac09c29d378a35c8b6792c80c87509045f4b2eeb36d4e21ef5c4260a74ae8efddc5ea03b7580395b3a0f06939fa941802a76c918af3c5585c90b1e
SSDEEP

49152:C+F8J/GRpPlZtAxMejhOp6YfmW6cPPaDecdKkcSVGuzT:NF8JGNAlOp1eWfKhc7uzT

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__	0fe5a5638fe708a24667bddb8bcb1e0c20b2d16900a1b99191835b6c2525154c.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	0fe5a5638fe708a24667bddb8bcb1e0c20b2d16900a1b99191835b6c2525154c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	0fe5a5638fe708a24667bddb8bcb1e0c20b2d16900a1b99191835b6c2525154c.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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Wine	0fe5a5638fe708a24667bddb8bcb1e0c20b2d16900a1b99191835b6c2525154c.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2364	0fe5a5638fe708a24667bddb8bcb1e0c20b2d16900a1b99191835b6c2525154c.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	0fe5a5638fe708a24667bddb8bcb1e0c20b2d16900a1b99191835b6c2525154c.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2364	0fe5a5638fe708a24667bddb8bcb1e0c20b2d16900a1b99191835b6c2525154c.exe

C:\Users\Admin\AppData\Local\Temp\0fe5a5638fe708a24667bddb8bcb1e0c20b2d16900a1b99191835b6c2525154c.exe
"C:\Users\Admin\AppData\Local\Temp\0fe5a5638fe708a24667bddb8bcb1e0c20b2d16900a1b99191835b6c2525154c.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:2364

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/2364-0-0x0000000000250000-0x0000000000987000-memory.dmp

Filesize
7.2MB

Download
memory/2364-1-0x0000000077720000-0x0000000077722000-memory.dmp

Filesize
8KB

Download
memory/2364-2-0x0000000000251000-0x00000000002B9000-memory.dmp

Filesize
416KB

Download
memory/2364-3-0x0000000000250000-0x0000000000987000-memory.dmp

Filesize
7.2MB

Download
memory/2364-5-0x0000000000250000-0x0000000000987000-memory.dmp

Filesize
7.2MB

Download