smokeloader | 04bf88c638e56cf541a4a684ed1dff4e8fe92d7398e9683f54a833246cb5dd9a

Analysis

max time kernel
135s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-11-2024 18:52

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General

Target

37f7188e335d32cebe306f87fe55c61c66968d34.exe
Size

246KB
MD5

94ea7bdbeaeec8855fe882abe83fc981
SHA1

37f7188e335d32cebe306f87fe55c61c66968d34
SHA256

04bf88c638e56cf541a4a684ed1dff4e8fe92d7398e9683f54a833246cb5dd9a
SHA512

d68b6ad2bd0a5a36152b327ec094f878b25c8978417b9b8c55bd2bf579112d112d43bcbb61dedfdfb1c935ee23c4486520a522876b27c1f80625e33ca91dc2b3
SSDEEP

3072:mp2AG9oCFIlkglccv5nx1HOsLlp2XWfNUOiEetWKJbB:a2cCSkBQ5nx1us5p2XWfXep

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2468 2968 WerFault.exe 37f7188e335d32cebe306f87fe55c61c66968d34.exe
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

37f7188e335d32cebe306f87fe55c61c66968d34.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 37f7188e335d32cebe306f87fe55c61c66968d34.exe

pid	pid_target	process	target process
2468	2968	WerFault.exe	37f7188e335d32cebe306f87fe55c61c66968d34.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	37f7188e335d32cebe306f87fe55c61c66968d34.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:

37f7188e335d32cebe306f87fe55c61c66968d34.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	37f7188e335d32cebe306f87fe55c61c66968d34.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	37f7188e335d32cebe306f87fe55c61c66968d34.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	37f7188e335d32cebe306f87fe55c61c66968d34.exe

C:\Users\Admin\AppData\Local\Temp\37f7188e335d32cebe306f87fe55c61c66968d34.exe
"C:\Users\Admin\AppData\Local\Temp\37f7188e335d32cebe306f87fe55c61c66968d34.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2968
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2968 -s 356
  2⤵
  - Program crash
  PID:2468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2968 -ip 2968
1⤵
PID:1652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2968-1-0x0000000000580000-0x0000000000680000-memory.dmp

Filesize
1024KB

Download
memory/2968-3-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/2968-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2968-4-0x0000000000400000-0x000000000048D000-memory.dmp

Filesize
564KB

Download
memory/2968-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download