smokeloader | 5304570fc1321533cbe580ae22834fcd891569cfbcc8b6b75b889183903e63e3

Analysis

max time kernel
90s
max time network
93s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
20-05-2024 19:48

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General

Target

5304570fc1321533cbe580ae22834fcd891569cfbcc8b6b75b889183903e63e3.exe
Size

224KB
MD5

041bb04450507ca1efcd52637145858e
SHA1

93cc9720b3a2ecbf8f0c0172e625b25b87aa0d0e
SHA256

5304570fc1321533cbe580ae22834fcd891569cfbcc8b6b75b889183903e63e3
SHA512

ffdc1d4f1225940e94624d71658c9167482dbd26b13fc32faac3d135d286b3cc6accec4e0e0baaea08e12588674e0b922e326db1d66b5a5f1b94bdc7a2410eaf
SSDEEP

3072:B29W7DBd8H8aW0bJVwN+vZ/ToT7kULwTaNSifq/cCwP28Ys84FCw3Q39yymEWjLl:BBhd1aPgNJozTz4lP2684Bg39yHT3Y

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

3424 952 WerFault.exe 5304570fc1321533cbe580ae22834fcd891569cfbcc8b6b75b889183903e63e3.exe

pid	pid_target	process	target process
3424	952	WerFault.exe	5304570fc1321533cbe580ae22834fcd891569cfbcc8b6b75b889183903e63e3.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:

5304570fc1321533cbe580ae22834fcd891569cfbcc8b6b75b889183903e63e3.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5304570fc1321533cbe580ae22834fcd891569cfbcc8b6b75b889183903e63e3.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5304570fc1321533cbe580ae22834fcd891569cfbcc8b6b75b889183903e63e3.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5304570fc1321533cbe580ae22834fcd891569cfbcc8b6b75b889183903e63e3.exe

C:\Users\Admin\AppData\Local\Temp\5304570fc1321533cbe580ae22834fcd891569cfbcc8b6b75b889183903e63e3.exe
"C:\Users\Admin\AppData\Local\Temp\5304570fc1321533cbe580ae22834fcd891569cfbcc8b6b75b889183903e63e3.exe"
1⤵
- Checks SCSI registry key(s)
PID:952
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 952 -s 384
  2⤵
  - Program crash
  PID:3424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 952 -ip 952
1⤵
PID:2756

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

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Downloads

memory/952-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/952-2-0x0000000002050000-0x000000000205B000-memory.dmp

Filesize
44KB

Download
memory/952-1-0x0000000000510000-0x0000000000610000-memory.dmp

Filesize
1024KB

Download
memory/952-4-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download