smokeloader | bcf1c2e6d70ff87eadc11c84b720cb6bb14683bdf7c568cabfd422a305277b7b

Analysis

max time kernel
94s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-12-2024 14:12

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General

Target

5d429a607c47fad660d2ca62cfbf27ca88ebf42d8f99626375dbd5969719c5a2.exe
Size

154KB
MD5

03105895e103097db3f1a6c0b3b1dfd7
SHA1

3a9386732fe9e21ce281819c711e35cd13a75924
SHA256

5d429a607c47fad660d2ca62cfbf27ca88ebf42d8f99626375dbd5969719c5a2
SHA512

03f477f43f02a0a116900ea5eb96315d1886f4d8887f31e30e93bdbcc756ab931385d761d44aca519efd68f31005610219e0fab1d0cd3b671b2b1648a066d3b4
SSDEEP

3072:CLhLq54zIq5Fu3tUp/tb0GCoOJ8C9qGeGMWjS/9u68:oLq54zE3mpddiDMckIb

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
Smokeloader family
smokeloader

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3316	1888	WerFault.exe	82

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	5d429a607c47fad660d2ca62cfbf27ca88ebf42d8f99626375dbd5969719c5a2.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	5d429a607c47fad660d2ca62cfbf27ca88ebf42d8f99626375dbd5969719c5a2.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5d429a607c47fad660d2ca62cfbf27ca88ebf42d8f99626375dbd5969719c5a2.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5d429a607c47fad660d2ca62cfbf27ca88ebf42d8f99626375dbd5969719c5a2.exe

C:\Users\Admin\AppData\Local\Temp\5d429a607c47fad660d2ca62cfbf27ca88ebf42d8f99626375dbd5969719c5a2.exe
"C:\Users\Admin\AppData\Local\Temp\5d429a607c47fad660d2ca62cfbf27ca88ebf42d8f99626375dbd5969719c5a2.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1888
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1888 -s 352
  2⤵
  - Program crash
  PID:3316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1888 -ip 1888
1⤵
PID:1072

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/1888-2-0x00000000006E0000-0x00000000006E9000-memory.dmp

Filesize
36KB

Download
memory/1888-1-0x00000000008F0000-0x00000000009F0000-memory.dmp

Filesize
1024KB

Download
memory/1888-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1888-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1888-5-0x00000000006E0000-0x00000000006E9000-memory.dmp

Filesize
36KB

Download
memory/1888-4-0x0000000000400000-0x000000000058C000-memory.dmp

Filesize
1.5MB

Download