smokeloader | 8fd1f9fdfe550d25b906fb9db0582c8f23ced386cb56106689dc9aa893269ff2

Analysis

max time kernel
92s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20240419-en
resource tags

arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
submitted
03/07/2024, 15:17

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General

Target
8fd1f9fdfe550d25b906fb9db0582c8f23ced386cb56106689dc9aa893269ff2.exe
Size 162KB
Sample240703-spcytsverg
SHA256 8fd1f9fdfe550d25b906fb9db0582c8f23ced386cb56106689dc9aa893269ff2
MD5 2ef25e29fd3a21efa1faa50351097688
SHA1 37aefc3d1d188fdd0c6ece1a42e57be753485e67
SHA512 adc9494c029c6b649ffedb55daa547a16637b9951f1723f6b52f004183f7a3233e7dad321ad0f4a415886837dc2ebe1737e2078050d2f42cd3ac951ad801c6dc
SSDEEP 1536:tHQL7nEDiaztjtahVZetOObbsrm5kurI62MQnum+v815V6Ku4xfrmbFeSpjqy2Om:twLrmBjgZ0symO4u1815+GkFNqynj
MD5 SHA1 SHA512 SSDEEP

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

pid	pid_target	Process	procid_target
3172	4800	WerFault.exe	77

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	8fd1f9fdfe550d25b906fb9db0582c8f23ced386cb56106689dc9aa893269ff2.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8fd1f9fdfe550d25b906fb9db0582c8f23ced386cb56106689dc9aa893269ff2.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8fd1f9fdfe550d25b906fb9db0582c8f23ced386cb56106689dc9aa893269ff2.exe

C:\Users\Admin\AppData\Local\Temp\8fd1f9fdfe550d25b906fb9db0582c8f23ced386cb56106689dc9aa893269ff2.exe
"C:\Users\Admin\AppData\Local\Temp\8fd1f9fdfe550d25b906fb9db0582c8f23ced386cb56106689dc9aa893269ff2.exe"
1⤵
- Checks SCSI registry key(s)
PID:4800
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4800 -s 484
  2⤵
  - Program crash
  PID:3172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4800 -ip 4800
1⤵
PID:2684

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/4800-1-0x0000000002940000-0x0000000002A40000-memory.dmp

Download

memory/4800-3-0x0000000000400000-0x000000000040B000-memory.dmp

Download

memory/4800-2-0x0000000002860000-0x000000000286B000-memory.dmp

Download

memory/4800-4-0x0000000000400000-0x0000000002716000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads