smokeloader | ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e

General

Target

ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe
Size

296KB
MD5

051571830f2479b40387447dd2d63ccb
SHA1

8771b6f9f24ce1c94fe20065b68ec7094604ce03
SHA256

ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e
SHA512

d926c4a090355ee43925fd596c3b2843054e0c1d31b729600442688ccb491828eaff26582272aad7735b35675628159a12df5e2c10d037c05a255de824084988
SSDEEP

3072:IoQ1UvCwovhoMTJegaEe8MnXTr8L6uSp0pGLwodyYOrTqWvQfC:JZkvhongaTTtLwowYO4

Score

10^/10

smokeloader lab backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

lab

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe

description	pid	process	target process
PID 4288 set thread context of 4384	4288	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe

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:

ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe

pid	process
4384	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe
4384	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184
3184

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

3184
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe

pid process

4384 ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe

pid	process
3184

Suspicious use of AdjustPrivilegeToken 12 IoCs

Processes:

description	pid	process
Token: SeShutdownPrivilege	3184
Token: SeCreatePagefilePrivilege	3184
Token: SeShutdownPrivilege	3184
Token: SeCreatePagefilePrivilege	3184
Token: SeShutdownPrivilege	3184
Token: SeCreatePagefilePrivilege	3184
Token: SeShutdownPrivilege	3184
Token: SeCreatePagefilePrivilege	3184
Token: SeShutdownPrivilege	3184
Token: SeCreatePagefilePrivilege	3184
Token: SeShutdownPrivilege	3184
Token: SeCreatePagefilePrivilege	3184

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe

description	pid	process	target process
PID 4288 wrote to memory of 4384	4288	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe
PID 4288 wrote to memory of 4384	4288	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe
PID 4288 wrote to memory of 4384	4288	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe
PID 4288 wrote to memory of 4384	4288	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe
PID 4288 wrote to memory of 4384	4288	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe
PID 4288 wrote to memory of 4384	4288	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe	ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.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\ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe
"C:\Users\Admin\AppData\Local\Temp\ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4288

C:\Users\Admin\AppData\Local\Temp\ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe
"C:\Users\Admin\AppData\Local\Temp\ec817dd744f9cf7a23bff782933d5bc32b0db63073c05f17738b4c262a6bd59e.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4384

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

Loading Replay Monitor...

Downloads

memory/3184-174-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-137-0x00000000032D0000-0x00000000032E6000-memory.dmp

Filesize
88KB

Download
memory/3184-146-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-147-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-173-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-149-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-150-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-151-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-153-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-152-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-154-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-155-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-156-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-157-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-158-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-160-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3184-159-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-162-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3184-161-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-163-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3184-164-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3184-165-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3184-166-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-167-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-168-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-169-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-170-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-171-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-172-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-148-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-145-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-175-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-176-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-177-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-178-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-179-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-180-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-181-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-182-0x0000000003190000-0x0000000003192000-memory.dmp

Filesize
8KB

Download
memory/3184-183-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-184-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-185-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-186-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-188-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-187-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-189-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-190-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-191-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-192-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-194-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-193-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-195-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-196-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-197-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-198-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3184-199-0x0000000003190000-0x0000000003192000-memory.dmp

Filesize
8KB

Download
memory/4288-135-0x0000000002D10000-0x0000000002D19000-memory.dmp

Filesize
36KB

Download
memory/4384-134-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4384-136-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4384-138-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads