smokeloader | 714803da097f99ae3dd486138e8ec3ac512c102bdc638178cfdbf258662d7bac

Analysis

max time kernel
135s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
27-08-2024 15:27

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General

Target

b7c03edc3e71469262d5f654f771389c80f550780fdd09158f988605ff162488.exe
Size

273KB
MD5

bb4c824f50ce0889b69b661964ccad96
SHA1

06379f459537fdff4bc0c8096464dccde54fb62e
SHA256

b7c03edc3e71469262d5f654f771389c80f550780fdd09158f988605ff162488
SHA512

d660fad72817b312375e5f219a61154aae50e32012cf4d747d55f7ca3d461312405697fa539d5bfa917cb505018e18a24d43e8415f0a0a3e0b99f1bc4c95a927
SSDEEP

6144:mqjyt0xDszI2sC6xEMyEk7s00MjyigavwVfl:mqjymezIm6xEMN6Hi

Score

10^/10

smokeloader pub4 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2828	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	b7c03edc3e71469262d5f654f771389c80f550780fdd09158f988605ff162488.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	b7c03edc3e71469262d5f654f771389c80f550780fdd09158f988605ff162488.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b7c03edc3e71469262d5f654f771389c80f550780fdd09158f988605ff162488.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b7c03edc3e71469262d5f654f771389c80f550780fdd09158f988605ff162488.exe

C:\Users\Admin\AppData\Local\Temp\b7c03edc3e71469262d5f654f771389c80f550780fdd09158f988605ff162488.exe
"C:\Users\Admin\AppData\Local\Temp\b7c03edc3e71469262d5f654f771389c80f550780fdd09158f988605ff162488.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:2828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2480 -ip 2480
1⤵
PID:1560

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/2480-1-0x00000000004D0000-0x00000000005D0000-memory.dmp

Filesize
1024KB

Download
memory/2480-2-0x0000000002190000-0x0000000002199000-memory.dmp

Filesize
36KB

Download
memory/2480-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2480-4-0x0000000000400000-0x0000000000449000-memory.dmp

Filesize
292KB

Download
memory/2480-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2480-5-0x0000000002190000-0x0000000002199000-memory.dmp

Filesize
36KB

Download