smokeloader | d628cc0dd2db8f440f732c8ef628d99d2d97fbaac052d5bc2d4302929cfffe30

Analysis

max time kernel
144s
max time network
153s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
17-04-2024 09:55

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General

Target

d628cc0dd2db8f440f732c8ef628d99d2d97fbaac052d5bc2d4302929cfffe30.exe
Size

306KB
MD5

3a748e3ed487edbcb2ac8f94f78a8ff6
SHA1

5858a433f3a2b5156ebbeae4e3c5ea6c4383e530
SHA256

d628cc0dd2db8f440f732c8ef628d99d2d97fbaac052d5bc2d4302929cfffe30
SHA512

484b3e72fd2734c6eebb1376ce934990d288f2b331d3d905ea5f43dd590868efeb3392380e364f24fb8ae35870ca3c8fe0ed46451aabcd02e5335e6b0942f65c
SSDEEP

3072:Fyhm+yTiEFRF/Ru/kgP7NL8C8+XPuEKEShT1bIa4KblMd3WOZVonTiezkLpAEz2s:cyd7FDgjh8C8+chhH4KOdmOcewkyo2s

Score

10^/10

smokeloader pub1 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

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

5008 5100 WerFault.exe d628cc0dd2db8f440f732c8ef628d99d2d97fbaac052d5bc2d4302929cfffe30.exe

pid	pid_target	process	target process
5008	5100	WerFault.exe	d628cc0dd2db8f440f732c8ef628d99d2d97fbaac052d5bc2d4302929cfffe30.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:

d628cc0dd2db8f440f732c8ef628d99d2d97fbaac052d5bc2d4302929cfffe30.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d628cc0dd2db8f440f732c8ef628d99d2d97fbaac052d5bc2d4302929cfffe30.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d628cc0dd2db8f440f732c8ef628d99d2d97fbaac052d5bc2d4302929cfffe30.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d628cc0dd2db8f440f732c8ef628d99d2d97fbaac052d5bc2d4302929cfffe30.exe

C:\Users\Admin\AppData\Local\Temp\d628cc0dd2db8f440f732c8ef628d99d2d97fbaac052d5bc2d4302929cfffe30.exe
"C:\Users\Admin\AppData\Local\Temp\d628cc0dd2db8f440f732c8ef628d99d2d97fbaac052d5bc2d4302929cfffe30.exe"
1⤵
- Checks SCSI registry key(s)
PID:5100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5100 -s 492
2⤵
- Program crash
PID:5008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 5100 -ip 5100
1⤵
PID:4384

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/5100-1-0x0000000002FF0000-0x00000000030F0000-memory.dmp

Filesize
1024KB

Download
memory/5100-2-0x0000000002FD0000-0x0000000002FDB000-memory.dmp

Filesize
44KB

Download
memory/5100-3-0x0000000000400000-0x0000000002D2A000-memory.dmp

Filesize
41.2MB

Download
memory/5100-4-0x0000000000400000-0x0000000002D2A000-memory.dmp

Filesize
41.2MB

Download
memory/5100-5-0x0000000002FD0000-0x0000000002FDB000-memory.dmp

Filesize
44KB

Download