smokeloader | ba3bb6cf6c072ff00837c58aef1e55f7f0632f0d0fbe59270726b3d4cf151c14

General

Target

623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe
Size

147KB
MD5

4ae6a1b48b247e96a4ce2c45f47a83af
SHA1

1367995fd09eb6c0b6025dd78297e8b4361fdebe
SHA256

623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12
SHA512

8291a88e977377daf593d0d09d1fecd59d76d4304a9edf771d7d76be50b16a2b2693dc38e499bc0ed3661b0cae9ad2c90cdf9e5d3c5bf5bc2f0c11ad4899b0da
SSDEEP

1536:0JGpRCeYkhzVXB5Fdun6kP9igln5IohNbxYI2zuaRtdscK0pnyvls8huIXf+nY1u:ppI8Rprun5VYvua/6Uy+8DnptELz

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1844-133-0x0000000000C30000-0x0000000000C39000-memory.dmp	family_smokeloader
behavioral2/memory/2116-136-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral2/memory/2116-138-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral2/memory/2116-139-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe

description	pid	process	target process
PID 1844 set thread context of 2116	1844	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.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:

623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe

pid	process
2116	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe
2116	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

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Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe

pid process

2116 623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe

pid	process
2584

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe

description	pid	process	target process
PID 1844 wrote to memory of 2116	1844	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe
PID 1844 wrote to memory of 2116	1844	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe
PID 1844 wrote to memory of 2116	1844	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe
PID 1844 wrote to memory of 2116	1844	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe
PID 1844 wrote to memory of 2116	1844	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe
PID 1844 wrote to memory of 2116	1844	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe	623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe

C:\Users\Admin\AppData\Local\Temp\623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe
"C:\Users\Admin\AppData\Local\Temp\623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1844

C:\Users\Admin\AppData\Local\Temp\623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe
"C:\Users\Admin\AppData\Local\Temp\623e70a754f70078d4dc9a4dd2b463bf7aba3dc1cd298ae5655a6e2662c5ff12.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2116

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

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Downloads

memory/1844-132-0x0000000000C5E000-0x0000000000C6E000-memory.dmp

Filesize
64KB

Download
memory/1844-133-0x0000000000C30000-0x0000000000C39000-memory.dmp

Filesize
36KB

Download
memory/1844-134-0x0000000000C5E000-0x0000000000C6E000-memory.dmp

Filesize
64KB

Download
memory/1844-137-0x0000000000C5E000-0x0000000000C6E000-memory.dmp

Filesize
64KB

Download
memory/2116-135-0x0000000000000000-mapping.dmp

Download
memory/2116-136-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2116-138-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2116-139-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads