smokeloader | 31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51

Analysis

max time kernel
143s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
17-05-2024 09:53

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General

Target

31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe
Size

214KB
MD5

07e688dd949daa10831d41f87cf88e75
SHA1

461e8e81a34262e6fc5d9663528294fabc97f5ab
SHA256

31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51
SHA512

f8ef831ab4864deb86ad581478b69634eff4b83bda04099a26662ed18a368a79ba98b6f2234f84f6178318cb376c9d8f948b1dfcaa3735e4d2b542b1b9232147
SSDEEP

3072:jcdHEHcOsGHe68OHqZmRLjz3B45Y2bOXi/Rx:ZH7HSm13R2bOo

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

5036 3416 WerFault.exe 31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe

pid	pid_target	process	target process
5036	3416	WerFault.exe	31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.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:

31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe

C:\Users\Admin\AppData\Local\Temp\31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe
"C:\Users\Admin\AppData\Local\Temp\31437ed4b0dd7df39991f1cfe52f72c043fc588d482aa55b111b633fe33bed51.exe"
1⤵
- Checks SCSI registry key(s)
PID:3416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 352
2⤵
- Program crash
PID:5036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3416 -ip 3416
1⤵
PID:3892

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/3416-1-0x00000000028B0000-0x00000000029B0000-memory.dmp

Filesize
1024KB

Download
memory/3416-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3416-2-0x00000000027B0000-0x00000000027BB000-memory.dmp

Filesize
44KB

Download
memory/3416-4-0x0000000000400000-0x0000000002722000-memory.dmp

Filesize
35.1MB

Download