smokeloader | 0847f4e9b91454c3ee68fdb96b88f8c1e58db5ba627d7777d5e4299d98ce29a9

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
04-05-2024 08:32

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General

Target

0847f4e9b91454c3ee68fdb96b88f8c1e58db5ba627d7777d5e4299d98ce29a9.exe
Size

326KB
MD5

6b303bc0fde8242376d2f888da69ca35
SHA1

5301d317db4d8c217eb290ca30f3b64ff76f5f0c
SHA256

0847f4e9b91454c3ee68fdb96b88f8c1e58db5ba627d7777d5e4299d98ce29a9
SHA512

c0a1b10b0a5252ee8a3be19b067a6e2d316b417fc91e891830b64b26230eb0f9c4310ff464d53c41d95b8e04000315b86bf81244bb92518298dfbbd508104475
SSDEEP

3072:8IWR2u2TICpQXe1KD09lzV+fxuCIE40oXBqS364B6onNuz24PqhncTGGYo5vBFun:fTXvsoXVqToxqm6MrADGGYolTb/5

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

4808 640 WerFault.exe 0847f4e9b91454c3ee68fdb96b88f8c1e58db5ba627d7777d5e4299d98ce29a9.exe

pid	pid_target	process	target process
4808	640	WerFault.exe	0847f4e9b91454c3ee68fdb96b88f8c1e58db5ba627d7777d5e4299d98ce29a9.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:

0847f4e9b91454c3ee68fdb96b88f8c1e58db5ba627d7777d5e4299d98ce29a9.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0847f4e9b91454c3ee68fdb96b88f8c1e58db5ba627d7777d5e4299d98ce29a9.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0847f4e9b91454c3ee68fdb96b88f8c1e58db5ba627d7777d5e4299d98ce29a9.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0847f4e9b91454c3ee68fdb96b88f8c1e58db5ba627d7777d5e4299d98ce29a9.exe

C:\Users\Admin\AppData\Local\Temp\0847f4e9b91454c3ee68fdb96b88f8c1e58db5ba627d7777d5e4299d98ce29a9.exe
"C:\Users\Admin\AppData\Local\Temp\0847f4e9b91454c3ee68fdb96b88f8c1e58db5ba627d7777d5e4299d98ce29a9.exe"
1⤵
- Checks SCSI registry key(s)
PID:640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 640 -s 352
2⤵
- Program crash
PID:4808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 640 -ip 640
1⤵
PID:2352

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/640-1-0x0000000001A20000-0x0000000001B20000-memory.dmp

Filesize
1024KB

Download
memory/640-2-0x0000000001BA0000-0x0000000001BAB000-memory.dmp

Filesize
44KB

Download
memory/640-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/640-4-0x0000000000400000-0x0000000001A1B000-memory.dmp

Filesize
22.1MB

Download