smokeloader | c3f3d7cea638c32610d85c9c1dfdcfe3cba3dad9e932257113f07ffcac34b280

Analysis

max time kernel
133s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
26-05-2024 17:32

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General

Target

f3f095e318139392f5486417727d1bee.exe
Size

260KB
MD5

f3f095e318139392f5486417727d1bee
SHA1

14d2b54dcdbad6b6d26bff0a693d180e2e1ba1a1
SHA256

c3f3d7cea638c32610d85c9c1dfdcfe3cba3dad9e932257113f07ffcac34b280
SHA512

b181d3fa0995d7a94767b2c1806b4d8388588aca6548fc414653c72e2ab56e3498c5e1ab61f554d2b23ef829411ff05c578e9d2b55dd811ec67e2297ca23abb8
SSDEEP

3072:I5Zx8p6cN80CZ5+bsOyz27Vazgp2U9UUnrDyMuQKBenolE5zdxLb6xTx7:kx8U0800Vz27VWgp2UlrD3vnom7LWT

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

4560 4016 WerFault.exe f3f095e318139392f5486417727d1bee.exe

pid	pid_target	process	target process
4560	4016	WerFault.exe	f3f095e318139392f5486417727d1bee.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:

f3f095e318139392f5486417727d1bee.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f3f095e318139392f5486417727d1bee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f3f095e318139392f5486417727d1bee.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f3f095e318139392f5486417727d1bee.exe

C:\Users\Admin\AppData\Local\Temp\f3f095e318139392f5486417727d1bee.exe
"C:\Users\Admin\AppData\Local\Temp\f3f095e318139392f5486417727d1bee.exe"
1⤵
- Checks SCSI registry key(s)
PID:4016
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4016 -s 352
  2⤵
  - Program crash
  PID:4560

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4016 -ip 4016
1⤵
PID:3060

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/4016-1-0x0000000003030000-0x0000000003130000-memory.dmp

Filesize
1024KB

Download
memory/4016-2-0x0000000002DF0000-0x0000000002DFB000-memory.dmp

Filesize
44KB

Download
memory/4016-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4016-4-0x0000000000400000-0x0000000002C9F000-memory.dmp

Filesize
40.6MB

Download