smokeloader | 0c0a3ecafe96b325a32ef7c8a964af8f08c83933aed9c69b29d7e39f34ba4c41

Analysis

max time kernel
92s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
26-05-2024 08:27

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General

Target

0c0a3ecafe96b325a32ef7c8a964af8f08c83933aed9c69b29d7e39f34ba4c41.exe
Size

234KB
MD5

7a569740355cb291f63896ae2476d82f
SHA1

8063aab7208dafe22967386a82254141dbfa7338
SHA256

0c0a3ecafe96b325a32ef7c8a964af8f08c83933aed9c69b29d7e39f34ba4c41
SHA512

32a2b261d2fa802d9de3ac3e1b024c0abbc6188fbe83967d346869bf8cdf0713aff9421d004a9a82b4c58b31a7ed12f94d4d33409a63dbfd19d618736da407e1
SSDEEP

3072:p5Z02YCSj6YXMlNuwi+frEM9zz3+qw4A0eCofdn+/0bEqnNuwVYz/WfT8:tkj6pIwi8YSoF+/0qwVYz/WfT

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

5084 3880 WerFault.exe 0c0a3ecafe96b325a32ef7c8a964af8f08c83933aed9c69b29d7e39f34ba4c41.exe

pid	pid_target	process	target process
5084	3880	WerFault.exe	0c0a3ecafe96b325a32ef7c8a964af8f08c83933aed9c69b29d7e39f34ba4c41.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:

0c0a3ecafe96b325a32ef7c8a964af8f08c83933aed9c69b29d7e39f34ba4c41.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0c0a3ecafe96b325a32ef7c8a964af8f08c83933aed9c69b29d7e39f34ba4c41.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0c0a3ecafe96b325a32ef7c8a964af8f08c83933aed9c69b29d7e39f34ba4c41.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0c0a3ecafe96b325a32ef7c8a964af8f08c83933aed9c69b29d7e39f34ba4c41.exe

C:\Users\Admin\AppData\Local\Temp\0c0a3ecafe96b325a32ef7c8a964af8f08c83933aed9c69b29d7e39f34ba4c41.exe
"C:\Users\Admin\AppData\Local\Temp\0c0a3ecafe96b325a32ef7c8a964af8f08c83933aed9c69b29d7e39f34ba4c41.exe"
1⤵
- Checks SCSI registry key(s)
PID:3880
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3880 -s 396
  2⤵
  - Program crash
  PID:5084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3880 -ip 3880
1⤵
PID:3580

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/3880-1-0x0000000002F00000-0x0000000003000000-memory.dmp

Filesize
1024KB

Download
memory/3880-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3880-2-0x00000000049A0000-0x00000000049AB000-memory.dmp

Filesize
44KB

Download
memory/3880-4-0x0000000000400000-0x0000000002C9A000-memory.dmp

Filesize
40.6MB

Download