smokeloader | 31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b

Analysis

max time kernel
290s
max time network
301s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
08-04-2024 05:02

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General

Target

31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe
Size

191KB
MD5

ced33bff8b607ed0d84d34ca8b52bb84
SHA1

82a9b5c1d83706e9b55b942bfba4c15847166d1d
SHA256

31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b
SHA512

0f9545466f281108bb24827d88898daa6cd78bdf95625c1f652428af013106dfb9377934cf6c4008a911d441da25c153ec1fe432c5b0bf0de20d845e638001fe
SSDEEP

3072:rQ0awDqTd/IrZTilB2XsPDu4qi0vIvNDzek3Oe5mgyot46a:r8QqTd/IrZoSs7ufbEN/ekt1L

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

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

3188 512 WerFault.exe 31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe

pid	pid_target	process	target process
3188	512	WerFault.exe	31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.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:

31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe

C:\Users\Admin\AppData\Local\Temp\31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe
"C:\Users\Admin\AppData\Local\Temp\31f26167853ae96bcb9a74cfbf5458d5e0ee8d2ff6fb245295ff2d71cc0cb30b.exe"
1⤵
- Checks SCSI registry key(s)
PID:512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 512 -s 492
2⤵
- Program crash
PID:3188

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/512-1-0x0000000002D80000-0x0000000002E80000-memory.dmp

Filesize
1024KB

Download
memory/512-2-0x0000000002C90000-0x0000000002C9B000-memory.dmp

Filesize
44KB

Download
memory/512-3-0x0000000000400000-0x0000000002B59000-memory.dmp

Filesize
39.3MB

Download
memory/512-6-0x0000000002D80000-0x0000000002E80000-memory.dmp

Filesize
1024KB

Download