smokeloader | fdfbdd42944c9e3b9697a8d8375e4e5cfd45c86941aa3f8f6dd0d08607b73144

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-uk
resource tags

arch:x64arch:x86image:win10v2004-20240802-uklocale:uk-uaos:windows10-2004-x64systemwindows
submitted
29-09-2024 09:15

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General

Target

svc.exe
Size

261KB
MD5

28971ced9168cc58fe92749bdff49afe
SHA1

6b8cb8a205dc3fef12981306d5b7072f519cff3c
SHA256

fdfbdd42944c9e3b9697a8d8375e4e5cfd45c86941aa3f8f6dd0d08607b73144
SHA512

ab82ad76a957e5f558a597b9fcd9d69cad1ab3c185e590d0726eff00623e812076845b4e4b05fc3dc6a95ff73de9d3b492e552ad9d3aaaf6fd672990b3c0e71c
SSDEEP

3072:ELia71mN5VMDa8WrGmL2DO5VK1JLpSm5wgWyhM/5hYKIQ2MMDW27U5O5:ELiM1qqafCD+VKAgThM/5yxNDDo5

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
1788	3968	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	svc.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	svc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	svc.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	svc.exe

C:\Users\Admin\AppData\Local\Temp\svc.exe
"C:\Users\Admin\AppData\Local\Temp\svc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3968
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3968 -s 352
  2⤵
  - Program crash
  PID:1788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3968 -ip 3968
1⤵
PID:2512

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/3968-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3968-2-0x0000000002280000-0x000000000228B000-memory.dmp

Filesize
44KB

Download
memory/3968-1-0x0000000000690000-0x0000000000790000-memory.dmp

Filesize
1024KB

Download
memory/3968-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3968-5-0x0000000002280000-0x000000000228B000-memory.dmp

Filesize
44KB

Download
memory/3968-4-0x0000000000400000-0x000000000053D000-memory.dmp

Filesize
1.2MB

Download