stealc | 82fdcd2c0e095683635b00bdda3fbfde596d20e0dbfc4f200bce0911fab619ba

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
07-11-2024 17:09

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General

Target

82fdcd2c0e095683635b00bdda3fbfde596d20e0dbfc4f200bce0911fab619ba.exe
Size

2.0MB
MD5

261d2d0f9bd0537187a7fe365cd3d4bc
SHA1

457569fc5b7846b3eabbde12ff09476e6359e0cd
SHA256

82fdcd2c0e095683635b00bdda3fbfde596d20e0dbfc4f200bce0911fab619ba
SHA512

fdc8e3afc005e39c831214aecad817f2ef879a40a2607605f300234993ce4deb6ad307b353df5b8f4640f807f5b560b4a2f632425af81b3183ba6175e8397fad
SSDEEP

49152:2Iufb9oEmXAy4MIIRr4ZFWcIZQarMuVhQwNy7bNW5xkmT:BsjmXAuIIRrbcIWWQPNO3

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__	82fdcd2c0e095683635b00bdda3fbfde596d20e0dbfc4f200bce0911fab619ba.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	82fdcd2c0e095683635b00bdda3fbfde596d20e0dbfc4f200bce0911fab619ba.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	82fdcd2c0e095683635b00bdda3fbfde596d20e0dbfc4f200bce0911fab619ba.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-1-5-21-1163522206-1469769407-485553996-1000\Software\Wine	82fdcd2c0e095683635b00bdda3fbfde596d20e0dbfc4f200bce0911fab619ba.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2416	82fdcd2c0e095683635b00bdda3fbfde596d20e0dbfc4f200bce0911fab619ba.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	82fdcd2c0e095683635b00bdda3fbfde596d20e0dbfc4f200bce0911fab619ba.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2416	82fdcd2c0e095683635b00bdda3fbfde596d20e0dbfc4f200bce0911fab619ba.exe

C:\Users\Admin\AppData\Local\Temp\82fdcd2c0e095683635b00bdda3fbfde596d20e0dbfc4f200bce0911fab619ba.exe
"C:\Users\Admin\AppData\Local\Temp\82fdcd2c0e095683635b00bdda3fbfde596d20e0dbfc4f200bce0911fab619ba.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:2416

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/2416-0-0x00000000009A0000-0x00000000010CF000-memory.dmp

Filesize
7.2MB

Download
memory/2416-1-0x00000000779A0000-0x00000000779A2000-memory.dmp

Filesize
8KB

Download
memory/2416-2-0x00000000009A1000-0x0000000000A09000-memory.dmp

Filesize
416KB

Download
memory/2416-3-0x00000000009A0000-0x00000000010CF000-memory.dmp

Filesize
7.2MB

Download
memory/2416-4-0x00000000009A0000-0x00000000010CF000-memory.dmp

Filesize
7.2MB

Download