smokeloader | b44ee45405a4a0ecae0b5d0b7d637c31a8f549e425ce684c7e8f9f3f82b74011

Analysis

max time kernel
95s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-11-2024 15:26

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General

Target

b44ee45405a4a0ecae0b5d0b7d637c31a8f549e425ce684c7e8f9f3f82b74011.exe
Size

231KB
MD5

91eac464b6c8625057aaea931cb13eb8
SHA1

47c15b98b7a053e4588c90eb7cb5fff541547e00
SHA256

b44ee45405a4a0ecae0b5d0b7d637c31a8f549e425ce684c7e8f9f3f82b74011
SHA512

c8fcf308d7aee0b72fc35db3e91d228cb7ba5060d9c07c62782c982749eea05aa78e6d6e306f408d514af470e2540c1fd1669170858b9bdef0dac51f8ba9b7e2
SSDEEP

6144:bJeVJHKvJbW+2pubEILjDHIxkzIXOerwVfEz:bJeVJHs32MYIDjAf

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
Smokeloader family
smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4004 3292 WerFault.exe b44ee45405a4a0ecae0b5d0b7d637c31a8f549e425ce684c7e8f9f3f82b74011.exe

pid	pid_target	process	target process
4004	3292	WerFault.exe	b44ee45405a4a0ecae0b5d0b7d637c31a8f549e425ce684c7e8f9f3f82b74011.exe

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

Processes:

b44ee45405a4a0ecae0b5d0b7d637c31a8f549e425ce684c7e8f9f3f82b74011.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b44ee45405a4a0ecae0b5d0b7d637c31a8f549e425ce684c7e8f9f3f82b74011.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

Processes:

b44ee45405a4a0ecae0b5d0b7d637c31a8f549e425ce684c7e8f9f3f82b74011.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b44ee45405a4a0ecae0b5d0b7d637c31a8f549e425ce684c7e8f9f3f82b74011.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b44ee45405a4a0ecae0b5d0b7d637c31a8f549e425ce684c7e8f9f3f82b74011.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b44ee45405a4a0ecae0b5d0b7d637c31a8f549e425ce684c7e8f9f3f82b74011.exe

C:\Users\Admin\AppData\Local\Temp\b44ee45405a4a0ecae0b5d0b7d637c31a8f549e425ce684c7e8f9f3f82b74011.exe
"C:\Users\Admin\AppData\Local\Temp\b44ee45405a4a0ecae0b5d0b7d637c31a8f549e425ce684c7e8f9f3f82b74011.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3292
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3292 -s 352
  2⤵
  - Program crash
  PID:4004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3292 -ip 3292
1⤵
PID:4528

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/3292-1-0x0000000000550000-0x0000000000650000-memory.dmp

Filesize
1024KB

Download
memory/3292-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3292-3-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/3292-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3292-5-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download