smokeloader | b0ea8246dab704d0cf17b8ead642eb46d5670b3de12014fa39f1bfbbb42c1224

Analysis

max time kernel
92s
max time network
96s
platform
windows11-21h2_x64
resource
win11-20240419-en
resource tags

arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
submitted
07-05-2024 12:26

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General

Target

b0ea8246dab704d0cf17b8ead642eb46d5670b3de12014fa39f1bfbbb42c1224.exe
Size

238KB
MD5

12954c2dd02032d1df536289f8512bc5
SHA1

5d327952d94d62de973b234830fd7012423ad400
SHA256

b0ea8246dab704d0cf17b8ead642eb46d5670b3de12014fa39f1bfbbb42c1224
SHA512

1dfedc504f73ca5f2acd3304a6ace243a7d9897b589cdade716cae91c6b1aaa4d06fecff4143797fc7a899d1fc66b06b7cfe075654fe389e270bcd2ab13ad6bc
SSDEEP

3072:tqKqZAk1RAYj/BCRUtUiLLrV51/I4hLU:raAkxsUtFhw

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

844 1132 WerFault.exe b0ea8246dab704d0cf17b8ead642eb46d5670b3de12014fa39f1bfbbb42c1224.exe

pid	pid_target	process	target process
844	1132	WerFault.exe	b0ea8246dab704d0cf17b8ead642eb46d5670b3de12014fa39f1bfbbb42c1224.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:

b0ea8246dab704d0cf17b8ead642eb46d5670b3de12014fa39f1bfbbb42c1224.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b0ea8246dab704d0cf17b8ead642eb46d5670b3de12014fa39f1bfbbb42c1224.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b0ea8246dab704d0cf17b8ead642eb46d5670b3de12014fa39f1bfbbb42c1224.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b0ea8246dab704d0cf17b8ead642eb46d5670b3de12014fa39f1bfbbb42c1224.exe

C:\Users\Admin\AppData\Local\Temp\b0ea8246dab704d0cf17b8ead642eb46d5670b3de12014fa39f1bfbbb42c1224.exe
"C:\Users\Admin\AppData\Local\Temp\b0ea8246dab704d0cf17b8ead642eb46d5670b3de12014fa39f1bfbbb42c1224.exe"
1⤵
- Checks SCSI registry key(s)
PID:1132

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1132 -s 384
2⤵
- Program crash
PID:844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1132 -ip 1132
1⤵
PID:1604

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/1132-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1132-2-0x0000000002C00000-0x0000000002C0B000-memory.dmp

Filesize
44KB

Download
memory/1132-1-0x0000000002CD0000-0x0000000002DD0000-memory.dmp

Filesize
1024KB

Download
memory/1132-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1132-5-0x0000000002C00000-0x0000000002C0B000-memory.dmp

Filesize
44KB

Download
memory/1132-4-0x0000000000400000-0x0000000002AF8000-memory.dmp

Filesize
39.0MB

Download