smokeloader | aacc0af61df12341f57d29014b0161960c9a532f74021f7adfdde01eca69b438

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10-09-2024 18:45

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General

Target

100920241618svc.exe
Size

230KB
MD5

8393da8a040b1703f8c23b4fba627279
SHA1

ca22dfd0d0651374ec92c5f21c6ec389a419c57c
SHA256

aacc0af61df12341f57d29014b0161960c9a532f74021f7adfdde01eca69b438
SHA512

278597b2f5756115ec1e6373494549f83474525d795bd0514094d74c64ae9cc49874e0125c00e90924b961fcc4dda954c965d46a37e2dcdb7e4b8752e71ea04c
SSDEEP

3072:dZ4HzuAfo+zyl7Znr10Q4AOR0oQ7hLd9yBCluQTdzZ/pa2wtj44f:dZ4Hzu6h0lrCQ45RenuQTdJAP

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4132	4948	WerFault.exe	82

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	100920241618svc.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 enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	100920241618svc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	100920241618svc.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	100920241618svc.exe

C:\Users\Admin\AppData\Local\Temp\100920241618svc.exe
"C:\Users\Admin\AppData\Local\Temp\100920241618svc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4948
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4948 -s 268
  2⤵
  - Program crash
  PID:4132

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4948 -ip 4948
1⤵
PID:4772

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/4948-1-0x0000000002E50000-0x0000000002F50000-memory.dmp

Filesize
1024KB

Download
memory/4948-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4948-3-0x0000000000400000-0x0000000002B5A000-memory.dmp

Filesize
39.4MB

Download
memory/4948-4-0x0000000000400000-0x0000000002B5A000-memory.dmp

Filesize
39.4MB

Download
memory/4948-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download