smokeloader | e6dd886a1d9f0155f1268fcbab5b379fdaab1858a13f01a8a85e9b80c12725cf

Analysis

max time kernel
91s
max time network
93s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
04-05-2024 08:54

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General

Target

e6dd886a1d9f0155f1268fcbab5b379fdaab1858a13f01a8a85e9b80c12725cf.exe
Size

327KB
MD5

ab50a46cf6138c49b8ff3b11665f860c
SHA1

4d1e054f360bf5b8c2afa8b3670d798793086d0e
SHA256

e6dd886a1d9f0155f1268fcbab5b379fdaab1858a13f01a8a85e9b80c12725cf
SHA512

8aa79106fa35eaf32a820f7d913f1a9611b22834c57cb0d16d8f732e0ec01a02dbf7b3710c43f9a86d3101cdda97163f0cf17d17886c4961ca24831acefcec4a
SSDEEP

3072:4eWS2SLZlpiilwD/WslKV+WxuCBkJzs7QArGIMQIaWjxGuc6pCuxNEySl/LUxDUu:jvxEO5V1FGEIauxGRu/EfQxDUNb/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

4496 1788 WerFault.exe e6dd886a1d9f0155f1268fcbab5b379fdaab1858a13f01a8a85e9b80c12725cf.exe

pid	pid_target	process	target process
4496	1788	WerFault.exe	e6dd886a1d9f0155f1268fcbab5b379fdaab1858a13f01a8a85e9b80c12725cf.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:

e6dd886a1d9f0155f1268fcbab5b379fdaab1858a13f01a8a85e9b80c12725cf.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e6dd886a1d9f0155f1268fcbab5b379fdaab1858a13f01a8a85e9b80c12725cf.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e6dd886a1d9f0155f1268fcbab5b379fdaab1858a13f01a8a85e9b80c12725cf.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e6dd886a1d9f0155f1268fcbab5b379fdaab1858a13f01a8a85e9b80c12725cf.exe

C:\Users\Admin\AppData\Local\Temp\e6dd886a1d9f0155f1268fcbab5b379fdaab1858a13f01a8a85e9b80c12725cf.exe
"C:\Users\Admin\AppData\Local\Temp\e6dd886a1d9f0155f1268fcbab5b379fdaab1858a13f01a8a85e9b80c12725cf.exe"
1⤵
- Checks SCSI registry key(s)
PID:1788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1788 -s 384
2⤵
- Program crash
PID:4496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1788 -ip 1788
1⤵
PID:4056

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/1788-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1788-2-0x0000000003720000-0x000000000372B000-memory.dmp

Filesize
44KB

Download
memory/1788-1-0x0000000001B60000-0x0000000001C60000-memory.dmp

Filesize
1024KB

Download
memory/1788-4-0x0000000000400000-0x0000000001A1B000-memory.dmp

Filesize
22.1MB

Download