stealc | da814fea3292abc17b63308df691da2f26158ab6b0a5f8852ccca6aa44c8ee16

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
10-12-2024 17:19

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General

Target

da814fea3292abc17b63308df691da2f26158ab6b0a5f8852ccca6aa44c8ee16.exe
Size

5.0MB
MD5

415bd00d488068bce30d1cd9f2a8cb5e
SHA1

99c6eb575dea64239aa3f85ac4a7322d94e219ed
SHA256

da814fea3292abc17b63308df691da2f26158ab6b0a5f8852ccca6aa44c8ee16
SHA512

5a7bf6dccf4d26ae9b2f5baf2b377c1532b2cb2842142bdb818f5b638c6d16d9d145ad05c6287008fbcff42d77153ff7b4d1704161cbde33069e530cc473f8a9
SSDEEP

49152:tQZDqZp0WKBjzXxpnd9ToG8lsAHUqhgs2zF:yZ+8WKhXJtbGR04ghzF

Score

10^/10

stealc drum discovery evasion stealer

Malware Config

Extracted

Family

stealc

Botnet

drum

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	da814fea3292abc17b63308df691da2f26158ab6b0a5f8852ccca6aa44c8ee16.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	da814fea3292abc17b63308df691da2f26158ab6b0a5f8852ccca6aa44c8ee16.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	da814fea3292abc17b63308df691da2f26158ab6b0a5f8852ccca6aa44c8ee16.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	da814fea3292abc17b63308df691da2f26158ab6b0a5f8852ccca6aa44c8ee16.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2128	da814fea3292abc17b63308df691da2f26158ab6b0a5f8852ccca6aa44c8ee16.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	da814fea3292abc17b63308df691da2f26158ab6b0a5f8852ccca6aa44c8ee16.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2128	da814fea3292abc17b63308df691da2f26158ab6b0a5f8852ccca6aa44c8ee16.exe

C:\Users\Admin\AppData\Local\Temp\da814fea3292abc17b63308df691da2f26158ab6b0a5f8852ccca6aa44c8ee16.exe
"C:\Users\Admin\AppData\Local\Temp\da814fea3292abc17b63308df691da2f26158ab6b0a5f8852ccca6aa44c8ee16.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:2128

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

Replay Monitor

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Downloads

memory/2128-0-0x0000000000230000-0x0000000000733000-memory.dmp

Filesize
5.0MB

Download
memory/2128-2-0x0000000000231000-0x000000000047A000-memory.dmp

Filesize
2.3MB

Download
memory/2128-1-0x0000000077E90000-0x0000000077E92000-memory.dmp

Filesize
8KB

Download
memory/2128-3-0x0000000000230000-0x0000000000733000-memory.dmp

Filesize
5.0MB

Download
memory/2128-5-0x0000000000231000-0x000000000047A000-memory.dmp

Filesize
2.3MB

Download
memory/2128-4-0x0000000000230000-0x0000000000733000-memory.dmp

Filesize
5.0MB

Download