smokeloader | c91b919271f5caaf6d610b65ec690b3e8dd2c8b4ec7e4c18c2a71317e72ed464

Analysis

max time kernel
140s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
24-04-2024 08:13

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General

Target

9bc8779e182ef6df51b7fa5ec0c75843.exe
Size

317KB
MD5

9bc8779e182ef6df51b7fa5ec0c75843
SHA1

0d01da0f4a814126f1bc9d86bf7f3e7b28c807e1
SHA256

c91b919271f5caaf6d610b65ec690b3e8dd2c8b4ec7e4c18c2a71317e72ed464
SHA512

36c0c8b1bb5e2029fcb2540e680b4cb83a9d1983734e1626c5b5d86e776faa6860fece528a1ee57d9df0b32917d9761b5f605293d8829286a8473c9a3387e90a
SSDEEP

3072:RvSyb/xM6p2/m/hnbfT+fQAZXRGwxtQzRuShcBh15jYKMqmfqbkKBnoLndgtKb48:xM6YOlTCRLPucBh1RdMqdbkfJEac

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

1840 3588 WerFault.exe 9bc8779e182ef6df51b7fa5ec0c75843.exe

pid	pid_target	process	target process
1840	3588	WerFault.exe	9bc8779e182ef6df51b7fa5ec0c75843.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:

9bc8779e182ef6df51b7fa5ec0c75843.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9bc8779e182ef6df51b7fa5ec0c75843.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9bc8779e182ef6df51b7fa5ec0c75843.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9bc8779e182ef6df51b7fa5ec0c75843.exe

C:\Users\Admin\AppData\Local\Temp\9bc8779e182ef6df51b7fa5ec0c75843.exe
"C:\Users\Admin\AppData\Local\Temp\9bc8779e182ef6df51b7fa5ec0c75843.exe"
1⤵
- Checks SCSI registry key(s)
PID:3588

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3588 -s 356
2⤵
- Program crash
PID:1840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3588 -ip 3588
1⤵
PID:1612

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/3588-1-0x0000000004170000-0x0000000004270000-memory.dmp

Filesize
1024KB

Download
memory/3588-2-0x00000000044B0000-0x00000000044BB000-memory.dmp

Filesize
44KB

Download
memory/3588-3-0x0000000000400000-0x0000000004043000-memory.dmp

Filesize
60.3MB

Download