smokeloader | 04f4cf2c922257c19f851c4db54a0d8d3533656afaadca73c072f5f7356d3a96

Analysis

max time kernel
90s
max time network
95s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
28-05-2024 07:10

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General

Target

04f4cf2c922257c19f851c4db54a0d8d3533656afaadca73c072f5f7356d3a96.exe
Size

310KB
MD5

bd16fbd0b7ac1b57d95a555cfe978407
SHA1

828fdf61432eb5bcc8d41a7e0dce6d123a51f439
SHA256

04f4cf2c922257c19f851c4db54a0d8d3533656afaadca73c072f5f7356d3a96
SHA512

34d15e968aa21a0a27876177f6731354361f7d328e7d3f7a8418ebdbc0f3b80115fb0db157f4b208b81325cfd9a83e019e5b3e4bbb50247577faee01ebb6330c
SSDEEP

6144:KuL3KBWvmKm9BHNxwSMDC8+gtP04/raobG7LTlcM:Ku7DvmKm9Bjt8Dt8Mai6VcM

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3756 336 WerFault.exe 04f4cf2c922257c19f851c4db54a0d8d3533656afaadca73c072f5f7356d3a96.exe

pid	pid_target	process	target process
3756	336	WerFault.exe	04f4cf2c922257c19f851c4db54a0d8d3533656afaadca73c072f5f7356d3a96.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

Processes:

04f4cf2c922257c19f851c4db54a0d8d3533656afaadca73c072f5f7356d3a96.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	04f4cf2c922257c19f851c4db54a0d8d3533656afaadca73c072f5f7356d3a96.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	04f4cf2c922257c19f851c4db54a0d8d3533656afaadca73c072f5f7356d3a96.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	04f4cf2c922257c19f851c4db54a0d8d3533656afaadca73c072f5f7356d3a96.exe

C:\Users\Admin\AppData\Local\Temp\04f4cf2c922257c19f851c4db54a0d8d3533656afaadca73c072f5f7356d3a96.exe
"C:\Users\Admin\AppData\Local\Temp\04f4cf2c922257c19f851c4db54a0d8d3533656afaadca73c072f5f7356d3a96.exe"
1⤵
- Checks SCSI registry key(s)
PID:336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 336 -s 384
2⤵
- Program crash
PID:3756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 336 -ip 336
1⤵
PID:1720

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/336-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/336-2-0x0000000002DB0000-0x0000000002DBB000-memory.dmp

Filesize
44KB

Download
memory/336-1-0x0000000002F50000-0x0000000003050000-memory.dmp

Filesize
1024KB

Download
memory/336-4-0x0000000000400000-0x0000000002CAC000-memory.dmp

Filesize
40.7MB

Download