smokeloader | 83d778bb7fe77429be350a7b1e914eb56c6415c586ea98867ca8700b9f9f393b

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2024 13:12

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General

Target

430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919.exe
Size

261KB
MD5

340a95a1d7cbc1298171aebaaa6638a9
SHA1

b1499d545dc7838274f46dba1233fe9fb3f84e2c
SHA256

430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919
SHA512

6fc4d2a5d1832790342a3244f5065688e1bea4136c91b0fe86f65bb4a7a3235b0f6c1fcf94087a09c82a96afabd1d74ef1d84d08b41ed1ab661e3b52ca5e60a3
SSDEEP

3072:ULb4PKxxB5OhFv+YBiLDLljSxMqbWTQk1B3A5hMpCIKxKNK7EdevdTk3:Uqw5evmfluxMp71B3emds8evdT

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3468 4840 WerFault.exe 430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919.exe

pid	pid_target	process	target process
3468	4840	WerFault.exe	430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919.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:

430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919.exe

C:\Users\Admin\AppData\Local\Temp\430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919.exe
"C:\Users\Admin\AppData\Local\Temp\430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919.exe"
1⤵
- Checks SCSI registry key(s)
PID:4840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4840 -s 352
2⤵
- Program crash
PID:3468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4840 -ip 4840
1⤵
PID:2988

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4840-1-0x0000000000D40000-0x0000000000E40000-memory.dmp

Filesize
1024KB

Download
memory/4840-2-0x0000000000C90000-0x0000000000C9B000-memory.dmp

Filesize
44KB

Download
memory/4840-3-0x0000000000400000-0x0000000000AEA000-memory.dmp

Filesize
6.9MB

Download