smokeloader | 20d558def304d8b34ded9723c23ba3efce8ccb084521fd3c4f6fc9a72aa5998e

Analysis

max time kernel
148s
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
10-11-2024 08:14

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General

Target

20d558def304d8b34ded9723c23ba3efce8ccb084521fd3c4f6fc9a72aa5998e.exe
Size

230KB
MD5

678535da9497b60d22bb742324909200
SHA1

e0554a5943a5d4254f98db55b177ab5f4b3ead8d
SHA256

20d558def304d8b34ded9723c23ba3efce8ccb084521fd3c4f6fc9a72aa5998e
SHA512

a86addf5c09cf780dbdf0ba6c18c0e11441c218c00aedce73c1232c01c5d3c6891c650a86d48cf1d59cd3f61dfc4358b20a6360a39bba51d2bb2b25e5ac8780f
SSDEEP

3072:kTB8wyMGF+estOgnLyc9faTycpMxZFgoRIbDfZ672iUbqMjSdadM/h3qpZa9uD6F:k8wk8JNB9kSFWbDx62q5dErwVfEz

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

pid	pid_target	Process	procid_target
5016	4540	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	20d558def304d8b34ded9723c23ba3efce8ccb084521fd3c4f6fc9a72aa5998e.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	20d558def304d8b34ded9723c23ba3efce8ccb084521fd3c4f6fc9a72aa5998e.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	20d558def304d8b34ded9723c23ba3efce8ccb084521fd3c4f6fc9a72aa5998e.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	20d558def304d8b34ded9723c23ba3efce8ccb084521fd3c4f6fc9a72aa5998e.exe

C:\Users\Admin\AppData\Local\Temp\20d558def304d8b34ded9723c23ba3efce8ccb084521fd3c4f6fc9a72aa5998e.exe
"C:\Users\Admin\AppData\Local\Temp\20d558def304d8b34ded9723c23ba3efce8ccb084521fd3c4f6fc9a72aa5998e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4540
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 352
  2⤵
  - Program crash
  PID:5016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4540 -ip 4540
1⤵
PID:1736

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/4540-1-0x0000000000520000-0x0000000000620000-memory.dmp

Filesize
1024KB

Download
memory/4540-3-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/4540-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4540-5-0x0000000000400000-0x000000000049A000-memory.dmp

Filesize
616KB

Download
memory/4540-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download