smokeloader | 42f36f3d56dcc381d135ea2ae2e5c5c5c5185cb58b8ba599272485a8f59345be

General

Target

f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe
Size

278KB
MD5

27e492b391da6e407bef6dc07abd745f
SHA1

6f2e8650a6d1a6369f55fd810b2e173427a4acdf
SHA256

f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b
SHA512

8a4c97ce2015be0767b712ec9e4df3d5dc65e213b0f85028dd6e1c536a96cb5bf5ee80c313b02825228559de0a47381fb68ee9db239e094c11bde396949709a7
SSDEEP

3072:s9uV33v8Km+ghoeuTUZb+yl7xOJKXgmkcmNcD55WLLV7Vdb9r6+:n3v8Km+6WGbhaKpkXNcCJDh

Score

10^/10

smokeloader pub1 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

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
Deletes itself 1 IoCs

Processes:

pid process

1392

pid	process
1392

Suspicious use of SetThreadContext 1 IoCs

Processes:

f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe

description	pid	process	target process
PID 1384 set thread context of 2664	1384	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.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:

f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe

pid	process
2664	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe
2664	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe
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1392

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

1392
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe

pid process

2664 f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe

pid	process
1392

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe

description	pid	process	target process
PID 1384 wrote to memory of 2664	1384	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe
PID 1384 wrote to memory of 2664	1384	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe
PID 1384 wrote to memory of 2664	1384	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe
PID 1384 wrote to memory of 2664	1384	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe
PID 1384 wrote to memory of 2664	1384	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe
PID 1384 wrote to memory of 2664	1384	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe
PID 1384 wrote to memory of 2664	1384	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe	f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe

C:\Users\Admin\AppData\Local\Temp\f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe
"C:\Users\Admin\AppData\Local\Temp\f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1384

C:\Users\Admin\AppData\Local\Temp\f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe
"C:\Users\Admin\AppData\Local\Temp\f81037799acf75dae40624a0b68c7e694f6f8b76eb1629f844dda9ae7d5da96b.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2664

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

memory/1384-1-0x0000000000960000-0x0000000000A60000-memory.dmp

Filesize
1024KB

Download
memory/1384-3-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/1392-8-0x00000000026D0000-0x00000000026E6000-memory.dmp

Filesize
88KB

Download
memory/2664-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2664-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2664-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2664-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2664-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads