smokeloader | b6f26aaf35c5d06d131291c0a61d3fc5ab549e768762782a5254a41796a55ed5

Analysis

max time kernel
292s
max time network
299s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
30-05-2024 23:23

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General

Target

b6f26aaf35c5d06d131291c0a61d3fc5ab549e768762782a5254a41796a55ed5.exe
Size

256KB
MD5

948036596156e2d9dd331c71df147a65
SHA1

6ebc3cc21f34c7b9cc94762288171a72ca1880b5
SHA256

b6f26aaf35c5d06d131291c0a61d3fc5ab549e768762782a5254a41796a55ed5
SHA512

47d9ab36c8cf3b268cc294494c2b3fab6b03e1ccdacce5b2426ae3a8c9719fb04220d4883de5df2725ded1bfef10118d9e3bd56e971e29b22b6808033adf8b8d
SSDEEP

3072:AhERYbqvaTK0ZiuYneAfl4Ghqlu5OX/eFoLuV/:Ah7bGleA9PAVX/DLi/

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

4940 4180 WerFault.exe b6f26aaf35c5d06d131291c0a61d3fc5ab549e768762782a5254a41796a55ed5.exe

pid	pid_target	process	target process
4940	4180	WerFault.exe	b6f26aaf35c5d06d131291c0a61d3fc5ab549e768762782a5254a41796a55ed5.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:

b6f26aaf35c5d06d131291c0a61d3fc5ab549e768762782a5254a41796a55ed5.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b6f26aaf35c5d06d131291c0a61d3fc5ab549e768762782a5254a41796a55ed5.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b6f26aaf35c5d06d131291c0a61d3fc5ab549e768762782a5254a41796a55ed5.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b6f26aaf35c5d06d131291c0a61d3fc5ab549e768762782a5254a41796a55ed5.exe

C:\Users\Admin\AppData\Local\Temp\b6f26aaf35c5d06d131291c0a61d3fc5ab549e768762782a5254a41796a55ed5.exe
"C:\Users\Admin\AppData\Local\Temp\b6f26aaf35c5d06d131291c0a61d3fc5ab549e768762782a5254a41796a55ed5.exe"
1⤵
- Checks SCSI registry key(s)
PID:4180

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4180 -s 492
2⤵
- Program crash
PID:4940

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/4180-1-0x00000000022F0000-0x00000000023F0000-memory.dmp

Filesize
1024KB

Download
memory/4180-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4180-2-0x00000000020C0000-0x00000000020CB000-memory.dmp

Filesize
44KB

Download
memory/4180-4-0x0000000000400000-0x0000000001F8C000-memory.dmp

Filesize
27.5MB

Download
memory/4180-6-0x00000000022F0000-0x00000000023F0000-memory.dmp

Filesize
1024KB

Download