smokeloader | 82fb9d5469cd06c9b7de231c3cf10b7d411b0889f336fdcb03cc109f803d863d

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
02-04-2024 13:07

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General

Target

083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe
Size

267KB
MD5

8b2f1a0f480177fe032cbf896442a44e
SHA1

96099aced1b2724dd7fc56f6978802b87aeebaab
SHA256

083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b
SHA512

ca454ca2e172f1ec7d1cf22a2c2a3085692c1ff58a3c37e83cfbbc87623702879b9e2d0fe3a17dd609bcfe5ed5daf9181219ec0f0ecacacaf6136fd1b73758be
SSDEEP

3072:8LZMm58BE5RRc8+HBi1/G66Czp+lbWhXrcrB0F0VC2MZUrTTk3:8KEVc8dH6ColYrcrB0F0k2MZmTT

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

3436
Executes dropped EXE 1 IoCs

Processes:

rssebvw

pid process

1260 rssebvw

pid	process
3436

pid	process
1260	rssebvw

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:

rssebvw083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	rssebvw
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	rssebvw
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	rssebvw

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe

pid	process
2248	083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe
2248	083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe
3436
3436
3436
3436
3436
3436
3436
3436
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3436
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3436
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3436

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exerssebvw

pid process

2248 083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe
1260 rssebvw
Suspicious use of UnmapMainImage 1 IoCs

Processes:

pid process

3436
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
3436

C:\Users\Admin\AppData\Local\Temp\083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe
"C:\Users\Admin\AppData\Local\Temp\083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2248

C:\Users\Admin\AppData\Roaming\rssebvw
C:\Users\Admin\AppData\Roaming\rssebvw
1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:1260

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

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Downloads

C:\Users\Admin\AppData\Roaming\rssebvw
Filesize
267KB

MD5
8b2f1a0f480177fe032cbf896442a44e

SHA1
96099aced1b2724dd7fc56f6978802b87aeebaab

SHA256
083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b

SHA512
ca454ca2e172f1ec7d1cf22a2c2a3085692c1ff58a3c37e83cfbbc87623702879b9e2d0fe3a17dd609bcfe5ed5daf9181219ec0f0ecacacaf6136fd1b73758be

Download Submit
memory/1260-14-0x0000000000D20000-0x0000000000E20000-memory.dmp

Filesize
1024KB

Download
memory/1260-15-0x0000000000400000-0x0000000000AEC000-memory.dmp

Filesize
6.9MB

Download
memory/1260-17-0x0000000000400000-0x0000000000AEC000-memory.dmp

Filesize
6.9MB

Download
memory/2248-1-0x0000000000B10000-0x0000000000C10000-memory.dmp

Filesize
1024KB

Download
memory/2248-2-0x0000000000CB0000-0x0000000000CBB000-memory.dmp

Filesize
44KB

Download
memory/2248-3-0x0000000000400000-0x0000000000AEC000-memory.dmp

Filesize
6.9MB

Download
memory/2248-5-0x0000000000400000-0x0000000000AEC000-memory.dmp

Filesize
6.9MB

Download
memory/3436-4-0x0000000008690000-0x00000000086A6000-memory.dmp

Filesize
88KB

Download
memory/3436-16-0x0000000002D50000-0x0000000002D66000-memory.dmp

Filesize
88KB

Download