smokeloader | 9fdf6c13fd9e9fe238b159a2489f4854c2b8763058965f65cb15160407c8514d

Analysis

max time kernel
90s
max time network
95s
platform
windows11-21h2_x64
resource
win11-20240419-en
resource tags

arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
submitted
01-05-2024 23:42

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General

Target

9fdf6c13fd9e9fe238b159a2489f4854c2b8763058965f65cb15160407c8514d.exe
Size

261KB
MD5

510968105e6edfc2adc6e56292a527e4
SHA1

02d0166dabd111eb69e186a43566b7af74cbc01f
SHA256

9fdf6c13fd9e9fe238b159a2489f4854c2b8763058965f65cb15160407c8514d
SHA512

8ee2a0d813c80d99471de0b9019129793b9bbdc818e134852be18582b8349e3a7bf456726e8be9a0428a3e4747a2a1ff6b7d905475d2c3c54b9c26f59d0361e0
SSDEEP

3072:n/GmnnLJhpEpAV2xjezbY5Be29eg1T/dO:n/GmnnLTpEY8e29lt/w

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

3524 2228 WerFault.exe 9fdf6c13fd9e9fe238b159a2489f4854c2b8763058965f65cb15160407c8514d.exe

pid	pid_target	process	target process
3524	2228	WerFault.exe	9fdf6c13fd9e9fe238b159a2489f4854c2b8763058965f65cb15160407c8514d.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:

9fdf6c13fd9e9fe238b159a2489f4854c2b8763058965f65cb15160407c8514d.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9fdf6c13fd9e9fe238b159a2489f4854c2b8763058965f65cb15160407c8514d.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9fdf6c13fd9e9fe238b159a2489f4854c2b8763058965f65cb15160407c8514d.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9fdf6c13fd9e9fe238b159a2489f4854c2b8763058965f65cb15160407c8514d.exe

C:\Users\Admin\AppData\Local\Temp\9fdf6c13fd9e9fe238b159a2489f4854c2b8763058965f65cb15160407c8514d.exe
"C:\Users\Admin\AppData\Local\Temp\9fdf6c13fd9e9fe238b159a2489f4854c2b8763058965f65cb15160407c8514d.exe"
1⤵
- Checks SCSI registry key(s)
PID:2228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2228 -s 384
2⤵
- Program crash
PID:3524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2228 -ip 2228
1⤵
PID:4852

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/2228-2-0x0000000002F60000-0x0000000002F6B000-memory.dmp

Filesize
44KB

Download
memory/2228-1-0x0000000002BB0000-0x0000000002CB0000-memory.dmp

Filesize
1024KB

Download
memory/2228-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2228-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2228-4-0x0000000000400000-0x0000000002AFF000-memory.dmp

Filesize
39.0MB

Download