smokeloader | 363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473

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

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

1064
Executes dropped EXE 1 IoCs

Processes:

jcwchtg

pid process

1360 jcwchtg

pid	process
1064

pid	process
1360	jcwchtg

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:

363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exejcwchtg

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

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe

pid	process
2924	363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe
2924	363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064
1064

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exejcwchtg

pid process

2924 363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473.exe
1360 jcwchtg

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

taskeng.exe

description	pid	process	target process
PID 800 wrote to memory of 1360	800	taskeng.exe	jcwchtg
PID 800 wrote to memory of 1360	800	taskeng.exe	jcwchtg
PID 800 wrote to memory of 1360	800	taskeng.exe	jcwchtg
PID 800 wrote to memory of 1360	800	taskeng.exe	jcwchtg

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:2924

C:\Windows\system32\taskeng.exe
taskeng.exe {9F7C2C46-E478-4D64-8E86-80CA0E39B80A} S-1-5-21-2721934792-624042501-2768869379-1000:BISMIZHX\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:800

C:\Users\Admin\AppData\Roaming\jcwchtg
C:\Users\Admin\AppData\Roaming\jcwchtg
2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:1360

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

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Downloads

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

MD5
ebe71b5ba13ea1a61f3473ef01036eb4

SHA1
29a8e68384ecf60935a61b32b311002a620a85eb

SHA256
363c8a59e1aa5db76fbea9790e8a5d6aea34c91c31058f27b1d74cd61176d473

SHA512
f4c7d5b3ee3d4d1e27ef85b58b877f0d033f31881e96cddab7fe845d487a2b1d575f6bb61caada912b8e2b0b17249eafa0cefabeaa1440805a85e76227112746

Download Submit
memory/1064-4-0x0000000002AD0000-0x0000000002AE6000-memory.dmp

Filesize
88KB

Download
memory/1064-16-0x0000000002970000-0x0000000002986000-memory.dmp

Filesize
88KB

Download
memory/1360-14-0x00000000009C0000-0x0000000000AC0000-memory.dmp

Filesize
1024KB

Download
memory/1360-15-0x0000000000400000-0x0000000000857000-memory.dmp

Filesize
4.3MB

Download
memory/1360-17-0x0000000000400000-0x0000000000857000-memory.dmp

Filesize
4.3MB

Download
memory/2924-1-0x0000000000CA0000-0x0000000000DA0000-memory.dmp

Filesize
1024KB

Download
memory/2924-2-0x0000000000220000-0x000000000022B000-memory.dmp

Filesize
44KB

Download
memory/2924-3-0x0000000000400000-0x0000000000857000-memory.dmp

Filesize
4.3MB

Download
memory/2924-5-0x0000000000400000-0x0000000000857000-memory.dmp

Filesize
4.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads