smokeloader | 18b275bc2019a1023703c48af79133bc6bdfce5ea68b72837c3ea96244d0ea7d

Analysis

max time kernel
135s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/08/2024, 01:07

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General

Target

18b275bc2019a1023703c48af79133bc6bdfce5ea68b72837c3ea96244d0ea7d.exe
Size

211KB
MD5

bead29639262d9e62e74e23eb65eb480
SHA1

bff76800b0eafca77ce5db423ceaed0a1885962b
SHA256

18b275bc2019a1023703c48af79133bc6bdfce5ea68b72837c3ea96244d0ea7d
SHA512

d2f0ffed0d8443958610abc7f601153089a1e2a209b180ee81e99e2bf4b2756380481731dae2bae1617fb81f875f43d08e72372004a9fe793711a4f3e2ea9ba4
SSDEEP

3072:+nLAF9Hh1ixm20saYC5uyq/pkxePmxGj49wBv5vFa:SLAF9B8q3YKurpRgJWa

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1168	2204	WerFault.exe	83

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	18b275bc2019a1023703c48af79133bc6bdfce5ea68b72837c3ea96244d0ea7d.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	18b275bc2019a1023703c48af79133bc6bdfce5ea68b72837c3ea96244d0ea7d.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	18b275bc2019a1023703c48af79133bc6bdfce5ea68b72837c3ea96244d0ea7d.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	18b275bc2019a1023703c48af79133bc6bdfce5ea68b72837c3ea96244d0ea7d.exe

C:\Users\Admin\AppData\Local\Temp\18b275bc2019a1023703c48af79133bc6bdfce5ea68b72837c3ea96244d0ea7d.exe
"C:\Users\Admin\AppData\Local\Temp\18b275bc2019a1023703c48af79133bc6bdfce5ea68b72837c3ea96244d0ea7d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2204
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 352
  2⤵
  - Program crash
  PID:1168

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2204 -ip 2204
1⤵
PID:3528

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

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Downloads

memory/2204-1-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/2204-3-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2204-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2204-4-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2204-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download