smokeloader | 93e3d3a5e40db56efcca4e398968569fde3a813d8806e6bcc203d01c141abf7c

Analysis

max time kernel
135s
max time network
141s
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 05:46

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General

Target

93e3d3a5e40db56efcca4e398968569fde3a813d8806e6bcc203d01c141abf7c.exe
Size

319KB
MD5

17188ecbde40131e869f113d9da2be32
SHA1

49331eb981fe52be7700c14b63c2b30b2e31ee3d
SHA256

93e3d3a5e40db56efcca4e398968569fde3a813d8806e6bcc203d01c141abf7c
SHA512

d715f7331eabfb247b9a9785a524ebfb91748e21c28ad2f63e69ecff0e65ae55851dcede9683745644a82fd38fd82d96d3e8bb061c7d8f25559748b88320e67a
SSDEEP

3072:JTN5Tb9vrpqScF8DlYV+6xuCPxuKvvPc50zJy2aDMf4PfBFw+15UIV5CFusKDAm9:rztcKWVNumvPhzJgDa4PfBv1iisK0

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

3420 3408 WerFault.exe 93e3d3a5e40db56efcca4e398968569fde3a813d8806e6bcc203d01c141abf7c.exe

pid	pid_target	process	target process
3420	3408	WerFault.exe	93e3d3a5e40db56efcca4e398968569fde3a813d8806e6bcc203d01c141abf7c.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:

93e3d3a5e40db56efcca4e398968569fde3a813d8806e6bcc203d01c141abf7c.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	93e3d3a5e40db56efcca4e398968569fde3a813d8806e6bcc203d01c141abf7c.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	93e3d3a5e40db56efcca4e398968569fde3a813d8806e6bcc203d01c141abf7c.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	93e3d3a5e40db56efcca4e398968569fde3a813d8806e6bcc203d01c141abf7c.exe

C:\Users\Admin\AppData\Local\Temp\93e3d3a5e40db56efcca4e398968569fde3a813d8806e6bcc203d01c141abf7c.exe
"C:\Users\Admin\AppData\Local\Temp\93e3d3a5e40db56efcca4e398968569fde3a813d8806e6bcc203d01c141abf7c.exe"
1⤵
- Checks SCSI registry key(s)
PID:3408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3408 -s 352
2⤵
- Program crash
PID:3420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3408 -ip 3408
1⤵
PID:372

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/3408-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3408-1-0x0000000001B60000-0x0000000001C60000-memory.dmp

Filesize
1024KB

Download
memory/3408-2-0x0000000001AB0000-0x0000000001ABB000-memory.dmp

Filesize
44KB

Download
memory/3408-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3408-4-0x0000000000400000-0x0000000001A19000-memory.dmp

Filesize
22.1MB

Download