smokeloader | 76ba1d82e20b13b9d1becbb799aa68f6539092f6823f38a86ce935b0650b0556

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
22-08-2024 13:41

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General

Target

17a42973c0651ecbd8dbea12ecadbf26.exe
Size

240KB
MD5

17a42973c0651ecbd8dbea12ecadbf26
SHA1

27a3fb8983c58d10298da1a7c733728b5f8bcb6f
SHA256

76ba1d82e20b13b9d1becbb799aa68f6539092f6823f38a86ce935b0650b0556
SHA512

f7e559e111c10ceaa02130fc559865cbe8d5731dd8c90de50e6c7a8da7aab76d57b29f26adabbb19b5932a0644a9ba3c6b328e39c8d9ffc0ea9b88151f0772d4
SSDEEP

3072:ZalwiHyvQclch5cAmaRQCVb0s35DbpRHdzqI:ZQqcvdRPb/rde

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
3048	3328	WerFault.exe	85

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	17a42973c0651ecbd8dbea12ecadbf26.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	17a42973c0651ecbd8dbea12ecadbf26.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	17a42973c0651ecbd8dbea12ecadbf26.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	17a42973c0651ecbd8dbea12ecadbf26.exe

C:\Users\Admin\AppData\Local\Temp\17a42973c0651ecbd8dbea12ecadbf26.exe
"C:\Users\Admin\AppData\Local\Temp\17a42973c0651ecbd8dbea12ecadbf26.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3328
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3328 -s 356
  2⤵
  - Program crash
  PID:3048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3328 -ip 3328
1⤵
PID:408

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/3328-1-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/3328-3-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3328-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3328-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3328-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download