smokeloader | 66b0da17b12a8639bc6d422a5c30f075d1842a0acaa044b12fafe91f515ec25d

Analysis

max time kernel
100s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24-08-2024 17:33

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General

Target

0a4ad2d3d9a1441ac5783a445ce65ef0N.exe
Size

213KB
MD5

0a4ad2d3d9a1441ac5783a445ce65ef0
SHA1

4488bfe739bf2fabb4d3f6d56a8efc3ba17c1b47
SHA256

66b0da17b12a8639bc6d422a5c30f075d1842a0acaa044b12fafe91f515ec25d
SHA512

7b1c28e00025f33a3c213eecaca398fdca7df067d805c56ea49ee766d87572b99e2d0be21840d913edcca9812e390c8c9d0ef33c242a6231e89b4b7e1c3c4b1f
SSDEEP

3072:Kw2/3Gzwz6t+L3pc5IKzEazvzJk8hHiq/5sFd3qeEx+l:gfGM6t+oIIESsP

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
872	2480	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	0a4ad2d3d9a1441ac5783a445ce65ef0N.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 queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0a4ad2d3d9a1441ac5783a445ce65ef0N.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0a4ad2d3d9a1441ac5783a445ce65ef0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0a4ad2d3d9a1441ac5783a445ce65ef0N.exe

C:\Users\Admin\AppData\Local\Temp\0a4ad2d3d9a1441ac5783a445ce65ef0N.exe
"C:\Users\Admin\AppData\Local\Temp\0a4ad2d3d9a1441ac5783a445ce65ef0N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:2480
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2480 -s 352
  2⤵
  - Program crash
  PID:872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2480 -ip 2480
1⤵
PID:2528

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/2480-1-0x0000000000550000-0x0000000000650000-memory.dmp

Filesize
1024KB

Download
memory/2480-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2480-3-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2480-5-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2480-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download