smokeloader | 82fb9d5469cd06c9b7de231c3cf10b7d411b0889f336fdcb03cc109f803d863d

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

C2

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

1136
Executes dropped EXE 1 IoCs

Processes:

vastsef

pid process

2212 vastsef

pid	process
1136

pid	process
2212	vastsef

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:

vastsef083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	vastsef
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	vastsef
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	vastsef

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe

pid	process
1992	083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe
1992	083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136
1136

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exevastsef

pid process

1992 083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b.exe
2212 vastsef

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

taskeng.exe

description	pid	process	target process
PID 3016 wrote to memory of 2212	3016	taskeng.exe	vastsef
PID 3016 wrote to memory of 2212	3016	taskeng.exe	vastsef
PID 3016 wrote to memory of 2212	3016	taskeng.exe	vastsef
PID 3016 wrote to memory of 2212	3016	taskeng.exe	vastsef

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:1992

C:\Windows\system32\taskeng.exe
taskeng.exe {165ED6C8-B008-4F6E-ACE0-51EA78FB2FE1} S-1-5-21-2721934792-624042501-2768869379-1000:BISMIZHX\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:3016

C:\Users\Admin\AppData\Roaming\vastsef
C:\Users\Admin\AppData\Roaming\vastsef
2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2212

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\vastsef

Filesize
267KB

MD5
8b2f1a0f480177fe032cbf896442a44e

SHA1
96099aced1b2724dd7fc56f6978802b87aeebaab

SHA256
083c9a8679034f65137bce38b2f1db98225a8d1f18dc351ee4d5adfc464fa72b

SHA512
ca454ca2e172f1ec7d1cf22a2c2a3085692c1ff58a3c37e83cfbbc87623702879b9e2d0fe3a17dd609bcfe5ed5daf9181219ec0f0ecacacaf6136fd1b73758be

Download Submit
memory/1136-4-0x0000000002D20000-0x0000000002D36000-memory.dmp

Filesize
88KB

Download
memory/1136-16-0x0000000002E00000-0x0000000002E16000-memory.dmp

Filesize
88KB

Download
memory/1992-1-0x0000000000C80000-0x0000000000D80000-memory.dmp

Filesize
1024KB

Download
memory/1992-2-0x0000000000220000-0x000000000022B000-memory.dmp

Filesize
44KB

Download
memory/1992-3-0x0000000000400000-0x0000000000AEC000-memory.dmp

Filesize
6.9MB

Download
memory/1992-5-0x0000000000400000-0x0000000000AEC000-memory.dmp

Filesize
6.9MB

Download
memory/2212-14-0x0000000000C20000-0x0000000000D20000-memory.dmp

Filesize
1024KB

Download
memory/2212-15-0x0000000000400000-0x0000000000AEC000-memory.dmp

Filesize
6.9MB

Download
memory/2212-17-0x0000000000400000-0x0000000000AEC000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads