stealc | de0f8a907ab5934d0412262e128db299b2497d8a1e585960a06c77c6d58d2c5b

Analysis

max time kernel
13s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
03-11-2024 04:01

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General

Target

de0f8a907ab5934d0412262e128db299b2497d8a1e585960a06c77c6d58d2c5b.exe
Size

2.0MB
MD5

57ae252d216813b74c42437d0a3483bb
SHA1

e447e14bb393c8297abff963771cc3a0b53d9290
SHA256

de0f8a907ab5934d0412262e128db299b2497d8a1e585960a06c77c6d58d2c5b
SHA512

7d8080e6dfe38490d5708031bc2377ed2b90e3410bae3e41c2cd1dea652b85a0154ec9fb0f29dd14680273450d95f3b8ca7ae959cc006dac46039bfaf9809d13
SSDEEP

49152:nT8VgXmchgHjoGBUju0pWzH0aImPw0XuUxJ+V:nT8Vg5TG90pWzUaImPjeUxM

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__	de0f8a907ab5934d0412262e128db299b2497d8a1e585960a06c77c6d58d2c5b.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	de0f8a907ab5934d0412262e128db299b2497d8a1e585960a06c77c6d58d2c5b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	de0f8a907ab5934d0412262e128db299b2497d8a1e585960a06c77c6d58d2c5b.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	de0f8a907ab5934d0412262e128db299b2497d8a1e585960a06c77c6d58d2c5b.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2100	de0f8a907ab5934d0412262e128db299b2497d8a1e585960a06c77c6d58d2c5b.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	de0f8a907ab5934d0412262e128db299b2497d8a1e585960a06c77c6d58d2c5b.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2100	de0f8a907ab5934d0412262e128db299b2497d8a1e585960a06c77c6d58d2c5b.exe

C:\Users\Admin\AppData\Local\Temp\de0f8a907ab5934d0412262e128db299b2497d8a1e585960a06c77c6d58d2c5b.exe
"C:\Users\Admin\AppData\Local\Temp\de0f8a907ab5934d0412262e128db299b2497d8a1e585960a06c77c6d58d2c5b.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:2100

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/2100-0-0x00000000010A0000-0x00000000017C8000-memory.dmp

Filesize
7.2MB

Download
memory/2100-1-0x00000000773A0000-0x00000000773A2000-memory.dmp

Filesize
8KB

Download
memory/2100-2-0x00000000010A1000-0x0000000001109000-memory.dmp

Filesize
416KB

Download
memory/2100-3-0x00000000010A0000-0x00000000017C8000-memory.dmp

Filesize
7.2MB

Download
memory/2100-5-0x00000000010A0000-0x00000000017C8000-memory.dmp

Filesize
7.2MB

Download