smokeloader | f91de67f3052c679e8ff10f6bca0d68e5192c1c59f1d9c614306b359ae40c737

Analysis

max time kernel
93s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-12-2024 14:04

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General

Target

f91de67f3052c679e8ff10f6bca0d68e5192c1c59f1d9c614306b359ae40c737.exe
Size

261KB
MD5

27a64a198650f7afdc3af57decc6c1a7
SHA1

aebdc361721ca20ee0c153bf574c1eb18fe2ccbd
SHA256

f91de67f3052c679e8ff10f6bca0d68e5192c1c59f1d9c614306b359ae40c737
SHA512

70cf4bac1f8c51e94cf0c24d5dbaaa63d3bd4736dd69da7093baedd3c39c5b83e6f4c3df09976ad8cb7418540f2c45948d814ef12527b39883c5a66974416179
SSDEEP

6144:R/1B9/LLBMh4+j7ym4jVDLWE9CyistrckkZ:7BF3BMZj7ymEvWE8rsttkZ

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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
824	536	WerFault.exe	82

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	f91de67f3052c679e8ff10f6bca0d68e5192c1c59f1d9c614306b359ae40c737.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	f91de67f3052c679e8ff10f6bca0d68e5192c1c59f1d9c614306b359ae40c737.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f91de67f3052c679e8ff10f6bca0d68e5192c1c59f1d9c614306b359ae40c737.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f91de67f3052c679e8ff10f6bca0d68e5192c1c59f1d9c614306b359ae40c737.exe

C:\Users\Admin\AppData\Local\Temp\f91de67f3052c679e8ff10f6bca0d68e5192c1c59f1d9c614306b359ae40c737.exe
"C:\Users\Admin\AppData\Local\Temp\f91de67f3052c679e8ff10f6bca0d68e5192c1c59f1d9c614306b359ae40c737.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:536
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 536 -s 352
  2⤵
  - Program crash
  PID:824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 536 -ip 536
1⤵
PID:3000

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/536-1-0x0000000002E40000-0x0000000002F40000-memory.dmp

Filesize
1024KB

Download
memory/536-2-0x0000000002D90000-0x0000000002D99000-memory.dmp

Filesize
36KB

Download
memory/536-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/536-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/536-5-0x0000000002D90000-0x0000000002D99000-memory.dmp

Filesize
36KB

Download
memory/536-4-0x0000000000400000-0x0000000002C2F000-memory.dmp

Filesize
40.2MB

Download