stealc | 30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 19:39

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General

Target

30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.exe
Size

1.7MB
MD5

badfc41774fde8cc7f489adc49fe0f23
SHA1

34188f6a31761c58d5d68242861478b080b355cb
SHA256

30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9
SHA512

0a0b57fb2c70815844e3e33ca193c44dd885ea70c0c58149e04c543f809e48961eded4a1cd1eb159425b2456474e75edb77623e4f102244fa5a4d1107e8eabfa
SSDEEP

24576:2mUiRAmjMLSR3wVtv9jy3wDeSSfKXIpuEZOaP9dOl2s4g3deQSiuKfDekBbzy2cx:2X+MLS5ktcueSaK/EFje3u0Ccz5Ur

Score

10^/10

stealc mars discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

mars

http://185.215.113.206

Attributes

url_path
/c4becf79229cb002.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

Processes:

30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.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

Processes:

30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.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

Processes:

30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine	30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.exe

pid process

1520 30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.exe

pid	process
1520	30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.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

Processes:

30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.exe

pid process

1520 30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.exe

pid	process
1520	30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.exe

C:\Users\Admin\AppData\Local\Temp\30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.exe
"C:\Users\Admin\AppData\Local\Temp\30d70d6308a3674a53bebfd66ef948ceecaa98479644353a9d5f1eaa6e0c98f9.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:1520

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/1520-0-0x0000000000E10000-0x000000000148E000-memory.dmp

Filesize
6.5MB

Download
memory/1520-1-0x00000000777A0000-0x00000000777A2000-memory.dmp

Filesize
8KB

Download
memory/1520-2-0x0000000000E11000-0x0000000000E28000-memory.dmp

Filesize
92KB

Download
memory/1520-3-0x0000000000E10000-0x000000000148E000-memory.dmp

Filesize
6.5MB

Download
memory/1520-4-0x0000000000E10000-0x000000000148E000-memory.dmp

Filesize
6.5MB

Download