smokeloader | 8520127f770be7a9145f4273263fb99551255726941c123759fdc63c1854cfcb

Analysis

max time kernel
139s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
25-06-2024 00:00

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General

Target

8520127f770be7a9145f4273263fb99551255726941c123759fdc63c1854cfcb.exe
Size

323KB
MD5

44cbad1fee922fd62b233346bbac6087
SHA1

ec38a7803ae0cf6f39870be9fd234f3ffef55987
SHA256

8520127f770be7a9145f4273263fb99551255726941c123759fdc63c1854cfcb
SHA512

592e59c1c0056f848b13640b006c4d76bbcbea39c4dbcb585d21a47c8d7430d55a985bd5da95d721a730ef2e1622224344b50a97746817963cf2f8ab6bd690f9
SSDEEP

3072:mEJqLYMFv79K0UXUjusUqOdN/EOC8P05XIzPrhY7iiMVi7u:mEILYMp7w38urqAsOC8eIz1Y7ihVi

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

3780 3796 WerFault.exe 8520127f770be7a9145f4273263fb99551255726941c123759fdc63c1854cfcb.exe

pid	pid_target	process	target process
3780	3796	WerFault.exe	8520127f770be7a9145f4273263fb99551255726941c123759fdc63c1854cfcb.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:

8520127f770be7a9145f4273263fb99551255726941c123759fdc63c1854cfcb.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8520127f770be7a9145f4273263fb99551255726941c123759fdc63c1854cfcb.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8520127f770be7a9145f4273263fb99551255726941c123759fdc63c1854cfcb.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8520127f770be7a9145f4273263fb99551255726941c123759fdc63c1854cfcb.exe

C:\Users\Admin\AppData\Local\Temp\8520127f770be7a9145f4273263fb99551255726941c123759fdc63c1854cfcb.exe
"C:\Users\Admin\AppData\Local\Temp\8520127f770be7a9145f4273263fb99551255726941c123759fdc63c1854cfcb.exe"
1⤵
- Checks SCSI registry key(s)
PID:3796

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3796 -s 460
2⤵
- Program crash
PID:3780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3796 -ip 3796
1⤵
PID:3536

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/3796-1-0x00000000029C0000-0x0000000002AC0000-memory.dmp

Filesize
1024KB

Download
memory/3796-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3796-2-0x00000000029A0000-0x00000000029AB000-memory.dmp

Filesize
44KB

Download
memory/3796-4-0x0000000000400000-0x000000000273E000-memory.dmp

Filesize
35.2MB

Download