stealc | 1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-11-2024 02:10

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General

Target

1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.exe
Size

1.7MB
MD5

d1542b28f324407e8a71d9d38d8cbf47
SHA1

77cc1669121ccf70c222448ef9f1812ac485b2db
SHA256

1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70
SHA512

5ab0a24196a35646af5bd42088feead791f04d46cf503a21fceb24426f09e2f4cf7f5c38a7578f3995ebde91a97cb545859167be5b6ff1ab9f759f409f017574
SSDEEP

49152:zv1fTc5hZFTzG/50hUpTtxXmQsg4Jxm2SCDbg:jqhf6WhUpTeZg4Jxm2zg

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:

1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.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:

1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.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:

1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Wine	1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.exe

pid process

2472 1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.exe

pid	process
2472	1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.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:

1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.exe

pid process

2472 1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.exe

pid	process
2472	1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.exe

C:\Users\Admin\AppData\Local\Temp\1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.exe
"C:\Users\Admin\AppData\Local\Temp\1d0929f315d53bda6b6a9f8bf2cda5bb5bcb5a5ca48ee0a0c2beb2e327acce70.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:2472

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/2472-0-0x0000000001120000-0x00000000017C6000-memory.dmp

Filesize
6.6MB

Download
memory/2472-1-0x00000000778A0000-0x00000000778A2000-memory.dmp

Filesize
8KB

Download
memory/2472-2-0x0000000001121000-0x0000000001138000-memory.dmp

Filesize
92KB

Download
memory/2472-3-0x0000000001120000-0x00000000017C6000-memory.dmp

Filesize
6.6MB

Download
memory/2472-5-0x0000000001120000-0x00000000017C6000-memory.dmp

Filesize
6.6MB

Download