smokeloader | f90cea24860958c854d0c23e2ed212d3f3a5a0153de6fd5a1787e8bd43d450ef

Analysis

max time kernel
147s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20240419-en
resource tags

arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
submitted
27-06-2024 20:13

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General

Target

f90cea24860958c854d0c23e2ed212d3f3a5a0153de6fd5a1787e8bd43d450ef.exe
Size

277KB
MD5

76b1ec59ae9a482c80e7675eda6223f4
SHA1

dbc82e21a2c2465d7789fb52068809cbf9fd9046
SHA256

f90cea24860958c854d0c23e2ed212d3f3a5a0153de6fd5a1787e8bd43d450ef
SHA512

8c90574bf9daa49819033ba66716316a47392192e1976dd6f7be675b32befbebc5a651d45bd7356dd0f79a3f5a359bc75fcc91849a29c8b67716ba07d0893948
SSDEEP

3072:YKDLoC809RlGIwMI7VlOtm+OxD755cJ1+ZtQXG4LYXvH5ddkxrj:YOLoC8Qa7VlOtmZ8uZtQOXvsrj

Score

10^/10

smokeloader pub2 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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

3100 5088 WerFault.exe f90cea24860958c854d0c23e2ed212d3f3a5a0153de6fd5a1787e8bd43d450ef.exe

pid	pid_target	process	target process
3100	5088	WerFault.exe	f90cea24860958c854d0c23e2ed212d3f3a5a0153de6fd5a1787e8bd43d450ef.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:

f90cea24860958c854d0c23e2ed212d3f3a5a0153de6fd5a1787e8bd43d450ef.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f90cea24860958c854d0c23e2ed212d3f3a5a0153de6fd5a1787e8bd43d450ef.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f90cea24860958c854d0c23e2ed212d3f3a5a0153de6fd5a1787e8bd43d450ef.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f90cea24860958c854d0c23e2ed212d3f3a5a0153de6fd5a1787e8bd43d450ef.exe

C:\Users\Admin\AppData\Local\Temp\f90cea24860958c854d0c23e2ed212d3f3a5a0153de6fd5a1787e8bd43d450ef.exe
"C:\Users\Admin\AppData\Local\Temp\f90cea24860958c854d0c23e2ed212d3f3a5a0153de6fd5a1787e8bd43d450ef.exe"
1⤵
- Checks SCSI registry key(s)
PID:5088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5088 -s 492
2⤵
- Program crash
PID:3100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 5088 -ip 5088
1⤵
PID:3024

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

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Downloads

memory/5088-1-0x00000000025F0000-0x00000000026F0000-memory.dmp

Filesize
1024KB

Download
memory/5088-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5088-2-0x00000000025E0000-0x00000000025EB000-memory.dmp

Filesize
44KB

Download
memory/5088-4-0x0000000000400000-0x0000000002361000-memory.dmp

Filesize
31.4MB

Download