smokeloader | 582de650e4cfc1ddb0e830ab8c2bfe7bc428832eae0c7194a053b4e58739c613

Analysis

max time kernel
93s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07/09/2024, 09:32

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General

Target

setup11.exe
Size

239KB
MD5

af174bd941d3f9f17d6de87034317db2
SHA1

1d140138905352c13e52fddd02103c768d6e7c1c
SHA256

582de650e4cfc1ddb0e830ab8c2bfe7bc428832eae0c7194a053b4e58739c613
SHA512

2f9b42dfa1f023269ccb987f8ee54e61edf811966f6a20dfa68df76eabd14f87397bff8d01d452d9fb921ecf1d7ba109c0a7a5fe9fa7581294eca5fc823d7928
SSDEEP

3072:i1p2ucMBiyewlUhyqy7YSPjYb0mhWiH7jc/MOvojqb0Ogdh1ei4T6Ql:ieucMBiyeIUhyncbRT8/M9U0Vdh1tQ

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2416	4976	WerFault.exe	84

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	setup11.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	setup11.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	setup11.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	setup11.exe

C:\Users\Admin\AppData\Local\Temp\setup11.exe
"C:\Users\Admin\AppData\Local\Temp\setup11.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4976
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4976 -s 352
  2⤵
  - Program crash
  PID:2416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4976 -ip 4976
1⤵
PID:1556

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/4976-1-0x00000000006E0000-0x00000000007E0000-memory.dmp

Filesize
1024KB

Download
memory/4976-2-0x00000000005A0000-0x00000000005AB000-memory.dmp

Filesize
44KB

Download
memory/4976-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4976-4-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/4976-5-0x00000000005A0000-0x00000000005AB000-memory.dmp

Filesize
44KB

Download
memory/4976-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download