smokeloader | bb531c53e5dc8fcc1fe71ef481253b9d3fa86446e7205e750dc3d6ee5c2a5636

General

Target

file.exe
Size

188KB
MD5

4ae4a84eba3264c433e0c1b92594c61b
SHA1

bc8ee7fb36f3e3c03638bc5b6bf0bc9dd7cc034b
SHA256

bb531c53e5dc8fcc1fe71ef481253b9d3fa86446e7205e750dc3d6ee5c2a5636
SHA512

e9e1878de9d124bd52eae169a398c2db91b12b5b832d5ed03b659eda9b0b105892339ed47a8890ea5363f03d35ef8e0c59d19a36d98f321601c70fc05c144be9
SSDEEP

3072:WsKq2R3GPBzO0uLLO1PtKl5JOLAtsDXi2D4VSZAwbUOrsIUwUT7:0qmLLObVAtsDXi2lrbUOrwNP

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1396-133-0x0000000000690000-0x0000000000699000-memory.dmp	family_smokeloader

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:

file.exe

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

Modifies registry class 2 IoCs

Processes:

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

file.exe

pid	process
1396	file.exe
1396	file.exe
2764
2764
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2764
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2764

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

2764
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

file.exe

pid process

1396 file.exe

pid	process
2764

Suspicious use of AdjustPrivilegeToken 16 IoCs

Processes:

description	pid	process
Token: SeShutdownPrivilege	2764
Token: SeCreatePagefilePrivilege	2764
Token: SeShutdownPrivilege	2764
Token: SeCreatePagefilePrivilege	2764
Token: SeShutdownPrivilege	2764
Token: SeCreatePagefilePrivilege	2764
Token: SeShutdownPrivilege	2764
Token: SeCreatePagefilePrivilege	2764
Token: SeShutdownPrivilege	2764
Token: SeCreatePagefilePrivilege	2764
Token: SeShutdownPrivilege	2764
Token: SeCreatePagefilePrivilege	2764
Token: SeShutdownPrivilege	2764
Token: SeCreatePagefilePrivilege	2764
Token: SeShutdownPrivilege	2764
Token: SeCreatePagefilePrivilege	2764

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

pid process

2764
2764

pid	process
2764
2764

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1396

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

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/1396-132-0x00000000006BD000-0x00000000006CE000-memory.dmp

Filesize
68KB

Download
memory/1396-133-0x0000000000690000-0x0000000000699000-memory.dmp

Filesize
36KB

Download
memory/1396-134-0x0000000000400000-0x000000000064C000-memory.dmp

Filesize
2.3MB

Download
memory/1396-135-0x00000000006BD000-0x00000000006CE000-memory.dmp

Filesize
68KB

Download
memory/1396-136-0x0000000000400000-0x000000000064C000-memory.dmp

Filesize
2.3MB

Download
memory/2764-137-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-138-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-139-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-140-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-141-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-142-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-143-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-144-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-145-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-146-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-147-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-148-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-149-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-150-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-151-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-152-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-153-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-154-0x0000000002420000-0x0000000002430000-memory.dmp

Filesize
64KB

Download
memory/2764-155-0x0000000002440000-0x0000000002450000-memory.dmp

Filesize
64KB

Download
memory/2764-156-0x0000000002440000-0x0000000002450000-memory.dmp

Filesize
64KB

Download
memory/2764-157-0x0000000002440000-0x0000000002450000-memory.dmp

Filesize
64KB

Download
memory/2764-158-0x0000000002440000-0x0000000002450000-memory.dmp

Filesize
64KB

Download
memory/2764-159-0x0000000002440000-0x0000000002450000-memory.dmp

Filesize
64KB

Download
memory/2764-160-0x0000000002440000-0x0000000002450000-memory.dmp

Filesize
64KB

Download
memory/2764-161-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-162-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-163-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-164-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-165-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-166-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-167-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-169-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-168-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-170-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-171-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-172-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-173-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-174-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-175-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-176-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-177-0x0000000002400000-0x0000000002410000-memory.dmp

Filesize
64KB

Download
memory/2764-178-0x0000000000950000-0x0000000000960000-memory.dmp

Filesize
64KB

Download
memory/2764-179-0x0000000000950000-0x0000000000960000-memory.dmp

Filesize
64KB

Download
memory/2764-180-0x0000000000950000-0x0000000000960000-memory.dmp

Filesize
64KB

Download
memory/2764-181-0x0000000000950000-0x0000000000960000-memory.dmp

Filesize
64KB

Download
memory/2764-182-0x0000000000950000-0x0000000000960000-memory.dmp

Filesize
64KB

Download
memory/2764-183-0x0000000000950000-0x0000000000960000-memory.dmp

Filesize
64KB

Download
memory/2764-184-0x0000000000950000-0x0000000000960000-memory.dmp

Filesize
64KB

Download
memory/2764-185-0x0000000000950000-0x0000000000960000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads