smokeloader | dbd741a45d840d06d708339f9e9824f2a0d745ea6537ca44bff233ba7441bfda

Analysis

max time kernel
147s
max time network
152s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
23-05-2024 18:18

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General

Target

dbd741a45d840d06d708339f9e9824f2a0d745ea6537ca44bff233ba7441bfda.exe
Size

180KB
MD5

92c57dd80b764a028749520017d44e76
SHA1

f732220adaacf23de6cc69d964341766d2e350d9
SHA256

dbd741a45d840d06d708339f9e9824f2a0d745ea6537ca44bff233ba7441bfda
SHA512

dd7d363fef5750a256abc2ae43d17f8e4788d392afaa74a2085f34da05efeb12373f38fbf480e1c86eb2759c667c971c7c54512f5d59ee61f5a0a4341ac406c8
SSDEEP

1536:DBk7z1TJEKLoBPuST/yC+ef27OClD2ZR6LaXQ1C9Hu1v3QN5tlQDeJqXHqGcyhoM:DuST/ym27DC8EYau1P45wY

Score

10^/10

smokeloader backdoor trojan

Malware Config

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

3232 1432 WerFault.exe dbd741a45d840d06d708339f9e9824f2a0d745ea6537ca44bff233ba7441bfda.exe

pid	pid_target	process	target process
3232	1432	WerFault.exe	dbd741a45d840d06d708339f9e9824f2a0d745ea6537ca44bff233ba7441bfda.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:

dbd741a45d840d06d708339f9e9824f2a0d745ea6537ca44bff233ba7441bfda.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	dbd741a45d840d06d708339f9e9824f2a0d745ea6537ca44bff233ba7441bfda.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	dbd741a45d840d06d708339f9e9824f2a0d745ea6537ca44bff233ba7441bfda.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	dbd741a45d840d06d708339f9e9824f2a0d745ea6537ca44bff233ba7441bfda.exe

C:\Users\Admin\AppData\Local\Temp\dbd741a45d840d06d708339f9e9824f2a0d745ea6537ca44bff233ba7441bfda.exe
"C:\Users\Admin\AppData\Local\Temp\dbd741a45d840d06d708339f9e9824f2a0d745ea6537ca44bff233ba7441bfda.exe"
1⤵
- Checks SCSI registry key(s)
PID:1432
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1432 -s 384
  2⤵
  - Program crash
  PID:3232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1432 -ip 1432
1⤵
PID:2596

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/1432-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1432-2-0x0000000004050000-0x000000000405B000-memory.dmp

Filesize
44KB

Download
memory/1432-1-0x0000000002400000-0x0000000002500000-memory.dmp

Filesize
1024KB

Download
memory/1432-4-0x0000000000400000-0x0000000002349000-memory.dmp

Filesize
31.3MB

Download