smokeloader | 9a273e864d22eaf3950714bc0d1c5ab212a0e3a52ee96701d11fe7ced63b93fe

Analysis

max time kernel
92s
max time network
93s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
14-08-2024 03:30

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General

Target

9a273e864d22eaf3950714bc0d1c5ab212a0e3a52ee96701d11fe7ced63b93fe.exe
Size

414KB
MD5

65f7c0bc7eb6f7290ebb026348072ec8
SHA1

62f1d6399db469ce0cbcc997ba3b7581191bcb95
SHA256

9a273e864d22eaf3950714bc0d1c5ab212a0e3a52ee96701d11fe7ced63b93fe
SHA512

061f90abe79961ea2f57b7fc629a08b4fb7d050793dce1638985bdd3e924aca6993851397d895e16b75447c0def2f342d4ee0835d3f89f0a3a56a214225da552
SSDEEP

6144:uOMLZI4+v9hYavhg6X4a4rIhUOOgxFYz8A5qgUENGVjRsXUaT:unLZI4+lhdvO6X4nrIhUAFMNw4

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
844	4616	WerFault.exe	77

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	9a273e864d22eaf3950714bc0d1c5ab212a0e3a52ee96701d11fe7ced63b93fe.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 queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9a273e864d22eaf3950714bc0d1c5ab212a0e3a52ee96701d11fe7ced63b93fe.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9a273e864d22eaf3950714bc0d1c5ab212a0e3a52ee96701d11fe7ced63b93fe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9a273e864d22eaf3950714bc0d1c5ab212a0e3a52ee96701d11fe7ced63b93fe.exe

C:\Users\Admin\AppData\Local\Temp\9a273e864d22eaf3950714bc0d1c5ab212a0e3a52ee96701d11fe7ced63b93fe.exe
"C:\Users\Admin\AppData\Local\Temp\9a273e864d22eaf3950714bc0d1c5ab212a0e3a52ee96701d11fe7ced63b93fe.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4616
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4616 -s 384
  2⤵
  - Program crash
  PID:844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4616 -ip 4616
1⤵
PID:4444

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/4616-1-0x0000000002A50000-0x0000000002B50000-memory.dmp

Filesize
1024KB

Download
memory/4616-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4616-2-0x0000000002A30000-0x0000000002A3B000-memory.dmp

Filesize
44KB

Download
memory/4616-6-0x0000000002A30000-0x0000000002A3B000-memory.dmp

Filesize
44KB

Download
memory/4616-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4616-4-0x0000000000400000-0x000000000284F000-memory.dmp

Filesize
36.3MB

Download