smokeloader | 6413bc29d9283235785333b926cc8ab9066ca41fef4d35c051922d4cb0cb8382

Analysis

max time kernel
146s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240419-en
resource tags

arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
submitted
28-04-2024 11:10

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General

Target

6413bc29d9283235785333b926cc8ab9066ca41fef4d35c051922d4cb0cb8382.exe
Size

308KB
MD5

e5e811848cc1171eb787dd205469492a
SHA1

cc78d712fc1d9add90239e2401b524db853ad7cd
SHA256

6413bc29d9283235785333b926cc8ab9066ca41fef4d35c051922d4cb0cb8382
SHA512

f23e7947f2785d5d9540f75b69995a767d785501c79e84d7f74bc167cb9be044c475f1fb6dd22913888105cb5975440b724b22bb5d94bb569ed1ae48a0477612
SSDEEP

6144:BYAtS/qyYW22cZrag3QaSjUCnrEUAF0YON:BYAQqyDZcZrag3Hoy8N

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

3140 5012 WerFault.exe 6413bc29d9283235785333b926cc8ab9066ca41fef4d35c051922d4cb0cb8382.exe

pid	pid_target	process	target process
3140	5012	WerFault.exe	6413bc29d9283235785333b926cc8ab9066ca41fef4d35c051922d4cb0cb8382.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:

6413bc29d9283235785333b926cc8ab9066ca41fef4d35c051922d4cb0cb8382.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6413bc29d9283235785333b926cc8ab9066ca41fef4d35c051922d4cb0cb8382.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6413bc29d9283235785333b926cc8ab9066ca41fef4d35c051922d4cb0cb8382.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6413bc29d9283235785333b926cc8ab9066ca41fef4d35c051922d4cb0cb8382.exe

C:\Users\Admin\AppData\Local\Temp\6413bc29d9283235785333b926cc8ab9066ca41fef4d35c051922d4cb0cb8382.exe
"C:\Users\Admin\AppData\Local\Temp\6413bc29d9283235785333b926cc8ab9066ca41fef4d35c051922d4cb0cb8382.exe"
1⤵
- Checks SCSI registry key(s)
PID:5012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5012 -s 384
2⤵
- Program crash
PID:3140

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5012 -ip 5012
1⤵
PID:3152

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

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Downloads

memory/5012-2-0x0000000003720000-0x000000000372B000-memory.dmp

Filesize
44KB

Download
memory/5012-1-0x0000000001AD0000-0x0000000001BD0000-memory.dmp

Filesize
1024KB

Download
memory/5012-3-0x0000000000400000-0x0000000001A18000-memory.dmp

Filesize
22.1MB

Download
memory/5012-4-0x0000000000400000-0x0000000001A18000-memory.dmp

Filesize
22.1MB

Download