smokeloader | e73fa85ba78d494620181445c35d5d32f79fd73c00cf8cd45f0f82786336ba83

Analysis

max time kernel
148s
max time network
151s
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 13:40

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General

Target

e73fa85ba78d494620181445c35d5d32f79fd73c00cf8cd45f0f82786336ba83.exe
Size

267KB
MD5

31ecb45d5d2b4840f80ff613a1f52944
SHA1

21b0aa050d0f3ac6a5a3f796d8a619d5d7857451
SHA256

e73fa85ba78d494620181445c35d5d32f79fd73c00cf8cd45f0f82786336ba83
SHA512

d91a035f9916b85f1762e3c2109f32f938cb8e5d32350d19653d464bfb58156e569f1cdbc88c25e85f6b7ec7ee927bf1a6c09f261eab5d3f6210e973b00fa96f
SSDEEP

3072:13XODHCGTLLgPQYLx3GF8c50oSt+QvbnB8Sp9YLmGqUPycM/h3Q:90H7TLLglx2FWd/bB8shUPJ

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
1640	1016	WerFault.exe	81

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	e73fa85ba78d494620181445c35d5d32f79fd73c00cf8cd45f0f82786336ba83.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	e73fa85ba78d494620181445c35d5d32f79fd73c00cf8cd45f0f82786336ba83.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e73fa85ba78d494620181445c35d5d32f79fd73c00cf8cd45f0f82786336ba83.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e73fa85ba78d494620181445c35d5d32f79fd73c00cf8cd45f0f82786336ba83.exe

C:\Users\Admin\AppData\Local\Temp\e73fa85ba78d494620181445c35d5d32f79fd73c00cf8cd45f0f82786336ba83.exe
"C:\Users\Admin\AppData\Local\Temp\e73fa85ba78d494620181445c35d5d32f79fd73c00cf8cd45f0f82786336ba83.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1016
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1016 -s 352
  2⤵
  - Program crash
  PID:1640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1016 -ip 1016
1⤵
PID:1412

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/1016-1-0x0000000002C70000-0x0000000002D70000-memory.dmp

Filesize
1024KB

Download
memory/1016-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1016-3-0x0000000000400000-0x0000000002C30000-memory.dmp

Filesize
40.2MB

Download
memory/1016-4-0x0000000000400000-0x0000000002C30000-memory.dmp

Filesize
40.2MB

Download
memory/1016-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download