smokeloader | 6f480d8bf96773150f0939254a71eb20e447d30580aab7abf171ecb0e0094698

Analysis

max time kernel
146s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
24-05-2024 15:30

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General

Target

6f480d8bf96773150f0939254a71eb20e447d30580aab7abf171ecb0e0094698.exe
Size

216KB
MD5

b6e3a49931797e98183072cf02f58d26
SHA1

6ef79d91ad2f98e869a729f56280c507298ba0f3
SHA256

6f480d8bf96773150f0939254a71eb20e447d30580aab7abf171ecb0e0094698
SHA512

490686c57f4c8e047de707d87e2efb564c8a0d44d85ef5a2952b55a45dd9f63ee012a38d29a5263d1fa16eb11a3980105d0f53a929b5d87e22461266a672e956
SSDEEP

3072:RuJ8dJPeNYhCHAk5fi/R+jbSBzqEa8wSGVOnGRQ7K6ITvkyEJnHbssWCyEamQe/y:xJGNtAklOorYNGRQ7cTv/EJ7s1Jrl

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

1176 3968 WerFault.exe 6f480d8bf96773150f0939254a71eb20e447d30580aab7abf171ecb0e0094698.exe

pid	pid_target	process	target process
1176	3968	WerFault.exe	6f480d8bf96773150f0939254a71eb20e447d30580aab7abf171ecb0e0094698.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:

6f480d8bf96773150f0939254a71eb20e447d30580aab7abf171ecb0e0094698.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6f480d8bf96773150f0939254a71eb20e447d30580aab7abf171ecb0e0094698.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6f480d8bf96773150f0939254a71eb20e447d30580aab7abf171ecb0e0094698.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6f480d8bf96773150f0939254a71eb20e447d30580aab7abf171ecb0e0094698.exe

C:\Users\Admin\AppData\Local\Temp\6f480d8bf96773150f0939254a71eb20e447d30580aab7abf171ecb0e0094698.exe
"C:\Users\Admin\AppData\Local\Temp\6f480d8bf96773150f0939254a71eb20e447d30580aab7abf171ecb0e0094698.exe"
1⤵
- Checks SCSI registry key(s)
PID:3968
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3968 -s 392
  2⤵
  - Program crash
  PID:1176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3968 -ip 3968
1⤵
PID:3976

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/3968-1-0x0000000002E50000-0x0000000002F50000-memory.dmp

Filesize
1024KB

Download
memory/3968-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3968-2-0x0000000002E40000-0x0000000002E4B000-memory.dmp

Filesize
44KB

Download
memory/3968-4-0x0000000000400000-0x0000000002C95000-memory.dmp

Filesize
40.6MB

Download