smokeloader | 778df7488b659a15b38e07eb9ce521f48df15258eed4512b762adcf2173402f8

Analysis

max time kernel
146s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
24-05-2024 09:08

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General

Target

778df7488b659a15b38e07eb9ce521f48df15258eed4512b762adcf2173402f8.exe
Size

219KB
MD5

367c8f95ea1174ed018dcb362bd5e61d
SHA1

d8228f30aff54f959bc5f6b172d4c2c97875f5b7
SHA256

778df7488b659a15b38e07eb9ce521f48df15258eed4512b762adcf2173402f8
SHA512

a903c19a0c68f4daf00a63cc90f13841d9199e0b774c9dc70d9239d4f3608359bdfb1f4ac4517cb36d2f3605a337804fc049ec2a193a034a411b85465c9ca7c3
SSDEEP

3072:luzCfm7An+c1jkFgRRdrcv+eEl+XkaatVPTAbxSHsSBPn5Rv94uy:BfmcnNj6gRLry4rSIN5R

Score

10^/10

smokeloader sel2 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

sel2

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

1016 2704 WerFault.exe 778df7488b659a15b38e07eb9ce521f48df15258eed4512b762adcf2173402f8.exe

pid	pid_target	process	target process
1016	2704	WerFault.exe	778df7488b659a15b38e07eb9ce521f48df15258eed4512b762adcf2173402f8.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:

778df7488b659a15b38e07eb9ce521f48df15258eed4512b762adcf2173402f8.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	778df7488b659a15b38e07eb9ce521f48df15258eed4512b762adcf2173402f8.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	778df7488b659a15b38e07eb9ce521f48df15258eed4512b762adcf2173402f8.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	778df7488b659a15b38e07eb9ce521f48df15258eed4512b762adcf2173402f8.exe

C:\Users\Admin\AppData\Local\Temp\778df7488b659a15b38e07eb9ce521f48df15258eed4512b762adcf2173402f8.exe
"C:\Users\Admin\AppData\Local\Temp\778df7488b659a15b38e07eb9ce521f48df15258eed4512b762adcf2173402f8.exe"
1⤵
- Checks SCSI registry key(s)
PID:2704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2704 -s 384
2⤵
- Program crash
PID:1016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2704 -ip 2704
1⤵
PID:3728

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/2704-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2704-2-0x0000000002F00000-0x0000000002F0B000-memory.dmp

Filesize
44KB

Download
memory/2704-1-0x0000000002F10000-0x0000000003010000-memory.dmp

Filesize
1024KB

Download
memory/2704-4-0x0000000000400000-0x0000000002C96000-memory.dmp

Filesize
40.6MB

Download