smokeloader | a8469c6679033a2461cc2590d3aeba4b257cb0e2dc6e4a2880de8be6e0c3e182

General

Target

setup.exe
Size

293KB
MD5

8293d92d65233b051ec0c6dfe652a092
SHA1

01cb5c35f8cbf58003d1ab3cf8e3bd95713aed3e
SHA256

a8469c6679033a2461cc2590d3aeba4b257cb0e2dc6e4a2880de8be6e0c3e182
SHA512

c9d446b88dd2174208a4dbbd03a7a87a1d7163d68aeaaeb2920f1b0075abceede63d3c8a902f0b4cf72bcb41079db94de612459ad273e197babd3ec1969d7eee
SSDEEP

3072:30k/+V4A2FOs/YDxO4947ZsmhmWeq9WgoXhj4nM2KyxT/lWvQfo:TiMFbADxOhm9ky4nrp

Score

10^/10

smokeloader sprg backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

sprg

Extracted

Family

smokeloader

Version

2022

C2

http://hoh0aeghwugh2gie.com/

http://hie7doodohpae4na.com/

http://aek0aicifaloh1yo.com/

http://yic0oosaeiy7ahng.com/

http://wa5zu7sekai8xeih.com/

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

setup.exe

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

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

setup.exe

pid	process
1760	setup.exe
1760	setup.exe
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

3156
Suspicious behavior: MapViewOfSection 19 IoCs

Processes:

setup.exe

pid process

1760 setup.exe
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156
3156

pid	process
3156

Suspicious use of WriteProcessMemory 33 IoCs

Processes:

description	pid	target process
PID 3156 wrote to memory of 4212	3156	explorer.exe
PID 3156 wrote to memory of 4212	3156	explorer.exe
PID 3156 wrote to memory of 4212	3156	explorer.exe
PID 3156 wrote to memory of 4212	3156	explorer.exe
PID 3156 wrote to memory of 4620	3156	explorer.exe
PID 3156 wrote to memory of 4620	3156	explorer.exe
PID 3156 wrote to memory of 4620	3156	explorer.exe
PID 3156 wrote to memory of 1204	3156	explorer.exe
PID 3156 wrote to memory of 1204	3156	explorer.exe
PID 3156 wrote to memory of 1204	3156	explorer.exe
PID 3156 wrote to memory of 1204	3156	explorer.exe
PID 3156 wrote to memory of 2616	3156	explorer.exe
PID 3156 wrote to memory of 2616	3156	explorer.exe
PID 3156 wrote to memory of 2616	3156	explorer.exe
PID 3156 wrote to memory of 1464	3156	explorer.exe
PID 3156 wrote to memory of 1464	3156	explorer.exe
PID 3156 wrote to memory of 1464	3156	explorer.exe
PID 3156 wrote to memory of 1464	3156	explorer.exe
PID 3156 wrote to memory of 4760	3156	explorer.exe
PID 3156 wrote to memory of 4760	3156	explorer.exe
PID 3156 wrote to memory of 4760	3156	explorer.exe
PID 3156 wrote to memory of 4760	3156	explorer.exe
PID 3156 wrote to memory of 3684	3156	explorer.exe
PID 3156 wrote to memory of 3684	3156	explorer.exe
PID 3156 wrote to memory of 3684	3156	explorer.exe
PID 3156 wrote to memory of 3684	3156	explorer.exe
PID 3156 wrote to memory of 1284	3156	explorer.exe
PID 3156 wrote to memory of 1284	3156	explorer.exe
PID 3156 wrote to memory of 1284	3156	explorer.exe
PID 3156 wrote to memory of 536	3156	explorer.exe
PID 3156 wrote to memory of 536	3156	explorer.exe
PID 3156 wrote to memory of 536	3156	explorer.exe
PID 3156 wrote to memory of 536	3156	explorer.exe

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

C:\Users\Admin\AppData\Local\Temp\setup.exe
"C:\Users\Admin\AppData\Local\Temp\setup.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1760

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:4212

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:4620

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:1204

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:2616

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:1464

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:4760

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:3684

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:1284

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:536

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/536-170-0x0000000000640000-0x000000000064B000-memory.dmp

Filesize
44KB

Download
memory/536-181-0x0000000000650000-0x0000000000658000-memory.dmp

Filesize
32KB

Download
memory/536-172-0x0000000000640000-0x000000000064B000-memory.dmp

Filesize
44KB

Download
memory/536-171-0x0000000000650000-0x0000000000658000-memory.dmp

Filesize
32KB

Download
memory/1204-152-0x0000000001270000-0x0000000001279000-memory.dmp

Filesize
36KB

Download
memory/1204-154-0x0000000001270000-0x0000000001279000-memory.dmp

Filesize
36KB

Download
memory/1204-153-0x0000000001280000-0x0000000001285000-memory.dmp

Filesize
20KB

Download
memory/1204-175-0x0000000001280000-0x0000000001285000-memory.dmp

Filesize
20KB

Download
memory/1284-180-0x0000000000E90000-0x0000000000E97000-memory.dmp

Filesize
28KB

Download
memory/1284-167-0x0000000000E80000-0x0000000000E8D000-memory.dmp

Filesize
52KB

Download
memory/1284-169-0x0000000000E80000-0x0000000000E8D000-memory.dmp

Filesize
52KB

Download
memory/1284-168-0x0000000000E90000-0x0000000000E97000-memory.dmp

Filesize
28KB

Download
memory/1464-177-0x0000000000A70000-0x0000000000A92000-memory.dmp

Filesize
136KB

Download
memory/1464-158-0x0000000000A40000-0x0000000000A67000-memory.dmp

Filesize
156KB

Download
memory/1464-159-0x0000000000A70000-0x0000000000A92000-memory.dmp

Filesize
136KB

Download
memory/1464-160-0x0000000000A40000-0x0000000000A67000-memory.dmp

Filesize
156KB

Download
memory/1760-134-0x00000000001F0000-0x00000000001F9000-memory.dmp

Filesize
36KB

Download
memory/1760-136-0x0000000000400000-0x0000000002B76000-memory.dmp

Filesize
39.5MB

Download
memory/2616-156-0x0000000000D00000-0x0000000000D06000-memory.dmp

Filesize
24KB

Download
memory/2616-176-0x0000000000D00000-0x0000000000D06000-memory.dmp

Filesize
24KB

Download
memory/2616-157-0x0000000000CF0000-0x0000000000CFC000-memory.dmp

Filesize
48KB

Download
memory/2616-155-0x0000000000CF0000-0x0000000000CFC000-memory.dmp

Filesize
48KB

Download
memory/3156-135-0x0000000000720000-0x0000000000736000-memory.dmp

Filesize
88KB

Download
memory/3684-164-0x0000000000620000-0x000000000062B000-memory.dmp

Filesize
44KB

Download
memory/3684-165-0x0000000000630000-0x0000000000636000-memory.dmp

Filesize
24KB

Download
memory/3684-166-0x0000000000620000-0x000000000062B000-memory.dmp

Filesize
44KB

Download
memory/3684-179-0x0000000000630000-0x0000000000636000-memory.dmp

Filesize
24KB

Download
memory/4212-149-0x0000000000980000-0x000000000098B000-memory.dmp

Filesize
44KB

Download
memory/4212-148-0x0000000000990000-0x0000000000997000-memory.dmp

Filesize
28KB

Download
memory/4212-146-0x0000000000980000-0x000000000098B000-memory.dmp

Filesize
44KB

Download
memory/4212-173-0x0000000000990000-0x0000000000997000-memory.dmp

Filesize
28KB

Download
memory/4620-151-0x0000000000BE0000-0x0000000000BEF000-memory.dmp

Filesize
60KB

Download
memory/4620-150-0x0000000000BF0000-0x0000000000BF9000-memory.dmp

Filesize
36KB

Download
memory/4620-174-0x0000000000BF0000-0x0000000000BF9000-memory.dmp

Filesize
36KB

Download
memory/4620-147-0x0000000000BE0000-0x0000000000BEF000-memory.dmp

Filesize
60KB

Download
memory/4760-162-0x0000000000AC0000-0x0000000000AC5000-memory.dmp

Filesize
20KB

Download
memory/4760-178-0x0000000000AC0000-0x0000000000AC5000-memory.dmp

Filesize
20KB

Download
memory/4760-161-0x0000000000AB0000-0x0000000000AB9000-memory.dmp

Filesize
36KB

Download
memory/4760-163-0x0000000000AB0000-0x0000000000AB9000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads