smokeloader | 363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
08-04-2024 02:28

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe
Size

234KB
MD5

ebe71b5ba13ea1a61f3473ef01036eb4
SHA1

29a8e68384ecf60935a61b32b311002a620a85eb
SHA256

363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473
SHA512

f4c7d5b3ee3d4d1e27ef85b58b877f0d033f31881e96cddab7fe845d487a2b1d575f6bb61caada912b8e2b0b17249eafa0cefabeaa1440805a85e76227112746
SSDEEP

3072:+lzupUvMF2X7BHv1uhtw+LZiXhMFM4aNejxBykNwc45uhGg3eo0jCSETu:nWEF+7Bt/Akf44ePykuci+GDBjCSET

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Extracted

Family

smokeloader

Version

2022

http://nidoe.org/tmp/index.php

http://sodez.ru/tmp/index.php

http://uama.com.ua/tmp/index.php

http://talesofpirates.net/tmp/index.php

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Deletes itself 1 IoCs

Processes:

pid process

3408
Executes dropped EXE 1 IoCs

Processes:

hwcbuai

pid process

3104 hwcbuai

pid	process
3408

pid	process
3104	hwcbuai

Checks SCSI registry key(s) 3 TTPs 6 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

hwcbuai363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	hwcbuai
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	hwcbuai
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	hwcbuai
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe

pid	process
1728	363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe
1728	363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408
3408

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exehwcbuai

pid process

1728 363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe
3104 hwcbuai
Suspicious use of UnmapMainImage 1 IoCs

Processes:

pid process

3408
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

pid	process
3408

C:\Users\Admin\AppData\Local\Temp\363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe
"C:\Users\Admin\AppData\Local\Temp\363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1728

C:\Users\Admin\AppData\Roaming\hwcbuai
C:\Users\Admin\AppData\Roaming\hwcbuai
1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:3104

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\hwcbuai
Filesize
234KB

MD5
ebe71b5ba13ea1a61f3473ef01036eb4

SHA1
29a8e68384ecf60935a61b32b311002a620a85eb

SHA256
363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473

SHA512
f4c7d5b3ee3d4d1e27ef85b58b877f0d033f31881e96cddab7fe845d487a2b1d575f6bb61caada912b8e2b0b17249eafa0cefabeaa1440805a85e76227112746

Download Submit
memory/1728-1-0x0000000000980000-0x0000000000A80000-memory.dmp

Filesize
1024KB

Download
memory/1728-2-0x0000000002470000-0x000000000247B000-memory.dmp

Filesize
44KB

Download
memory/1728-3-0x0000000000400000-0x0000000000857000-memory.dmp

Filesize
4.3MB

Download
memory/1728-5-0x0000000000400000-0x0000000000857000-memory.dmp

Filesize
4.3MB

Download
memory/3104-14-0x00000000009E0000-0x0000000000AE0000-memory.dmp

Filesize
1024KB

Download
memory/3104-15-0x0000000000400000-0x0000000000857000-memory.dmp

Filesize
4.3MB

Download
memory/3104-19-0x0000000000400000-0x0000000000857000-memory.dmp

Filesize
4.3MB

Download
memory/3408-4-0x0000000002D00000-0x0000000002D16000-memory.dmp

Filesize
88KB

Download
memory/3408-16-0x00000000012D0000-0x00000000012E6000-memory.dmp

Filesize
88KB

Download