smokeloader | 4d7f4f7af040c5a3001ba6bd825804c3435adcbe16e076c6549320bded755c88

Analysis

max time kernel
92s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-12-2024 14:31

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General

Target

9a17c8cea79cbb2dfd45ad9a78ed14e3f0654b07f6c9530e4131372653fe0aee.exe
Size

153KB
MD5

d32939e553842064290e7a5e619ec003
SHA1

6b0880eb322f58063dfe49db2b1b7e01e8845261
SHA256

9a17c8cea79cbb2dfd45ad9a78ed14e3f0654b07f6c9530e4131372653fe0aee
SHA512

817a12ac72919c099b00026e5aa546dfc304f66f4fbdb155f9ab8b7df9dd6791b308c6f668ca68133f5af570260427335d86d4fe250c4dec2e9265ae0b3dfef5
SSDEEP

3072:6UfL+BOcq5haEf3iDuozC3EPjRpEi6mY44z:zL+BOwmiDuozC3EbRpv

Score

10^/10

smokeloader pub4 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1092	4908	WerFault.exe	86

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9a17c8cea79cbb2dfd45ad9a78ed14e3f0654b07f6c9530e4131372653fe0aee.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9a17c8cea79cbb2dfd45ad9a78ed14e3f0654b07f6c9530e4131372653fe0aee.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9a17c8cea79cbb2dfd45ad9a78ed14e3f0654b07f6c9530e4131372653fe0aee.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9a17c8cea79cbb2dfd45ad9a78ed14e3f0654b07f6c9530e4131372653fe0aee.exe

C:\Users\Admin\AppData\Local\Temp\9a17c8cea79cbb2dfd45ad9a78ed14e3f0654b07f6c9530e4131372653fe0aee.exe
"C:\Users\Admin\AppData\Local\Temp\9a17c8cea79cbb2dfd45ad9a78ed14e3f0654b07f6c9530e4131372653fe0aee.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4908
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 352
  2⤵
  - Program crash
  PID:1092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4908 -ip 4908
1⤵
PID:1388

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4908-1-0x00000000006F0000-0x00000000007F0000-memory.dmp

Filesize
1024KB

Download
memory/4908-2-0x00000000022D0000-0x00000000022D9000-memory.dmp

Filesize
36KB

Download
memory/4908-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4908-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4908-5-0x00000000022D0000-0x00000000022D9000-memory.dmp

Filesize
36KB

Download
memory/4908-4-0x0000000000400000-0x000000000058C000-memory.dmp

Filesize
1.5MB

Download