smokeloader | 6279e6237524c32988e7128c27a6a44c301ac1d1531ab3abf317b064eba76acd

Analysis

max time kernel
94s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-10-2024 19:47

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General

Target

setup.exe
Size

223KB
MD5

88f8ffbc6d4ddb53f25f227d9cf98f56
SHA1

bf23729b5e8b50842c9665d47dfa50bc511857dc
SHA256

6279e6237524c32988e7128c27a6a44c301ac1d1531ab3abf317b064eba76acd
SHA512

0b6d0cf6db35328fa87f21d5298cd909dd4819d55331b2be8dcafaf2f603812433e1b9ae59cf1fc04ccd5b4a24129591bfc085e38d74ec00bc530df899614cb6
SSDEEP

3072:JLjN5H9BK/tNu7Dw8x2ty9p+Y0/gAAiYVyL/r6cKXiyw7Eaf+8y+eMhY:VDdky7hYzABVc/ec61uEaf+p

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
496	4136	WerFault.exe	81

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	setup.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	setup.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	setup.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	setup.exe

C:\Users\Admin\AppData\Local\Temp\setup.exe
"C:\Users\Admin\AppData\Local\Temp\setup.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4136
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4136 -s 628
  2⤵
  - Program crash
  PID:496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4136 -ip 4136
1⤵
PID:3864

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/4136-1-0x0000000002C40000-0x0000000002D40000-memory.dmp

Filesize
1024KB

Download
memory/4136-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4136-2-0x0000000002D50000-0x0000000002D59000-memory.dmp

Filesize
36KB

Download
memory/4136-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4136-5-0x0000000002D50000-0x0000000002D59000-memory.dmp

Filesize
36KB

Download
memory/4136-4-0x0000000000400000-0x0000000002B66000-memory.dmp

Filesize
39.4MB

Download