smokeloader | f8bd5f0408409ea63a270d5aad8da5f0cb557f9a82e0da3e8077cbe589288054

Analysis

max time kernel
93s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
01/02/2025, 16:14

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General

Target

putty.exe
Size

253KB
MD5

1be7716149b621385fac089096dae863
SHA1

6e409138ff96f9629616cc0d050666e06b8624aa
SHA256

f8bd5f0408409ea63a270d5aad8da5f0cb557f9a82e0da3e8077cbe589288054
SHA512

50096630e2eb6ea636c8dbfc5b14ea7f118c35f5b9f57725a9ae8df1a88dde2eac1571cf6a8064cee6d54a4af2faaeb1d3e3ddafa5c3944e2fd482fda8c96c12
SSDEEP

1536:MQfwtKD/cg6SPYuwaXe+iwGCr8k40InYsNRvSVc57fn0pe7ItT5u8zGrvjOv5re6:/5h6Puu0Kx0SYsN1Syhfn0/B53pUP2

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

pid	pid_target	Process	procid_target
2144	1588	WerFault.exe	83

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	putty.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	putty.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	putty.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	putty.exe

C:\Users\Admin\AppData\Local\Temp\putty.exe
"C:\Users\Admin\AppData\Local\Temp\putty.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1588
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1588 -s 360
  2⤵
  - Program crash
  PID:2144

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1588 -ip 1588
1⤵
PID:3788

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

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Downloads

memory/1588-1-0x00000000006F0000-0x00000000007F0000-memory.dmp

Filesize
1024KB

Download
memory/1588-2-0x0000000000600000-0x000000000060B000-memory.dmp

Filesize
44KB

Download
memory/1588-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1588-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1588-4-0x0000000000400000-0x00000000004A9000-memory.dmp

Filesize
676KB

Download
memory/1588-5-0x0000000000600000-0x000000000060B000-memory.dmp

Filesize
44KB

Download