smokeloader | c75d9803bcf875312c96be421ba6563e00a06b14cbc391dc8636948db412c8e1

Analysis

max time kernel
121s
max time network
140s
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, 13:11

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General

Target

e9839a31cca5038608b57f6e13e75f43aa845a2f892c917a77b3c4f0bcc35c7e.exe
Size

259KB
MD5

b05a74505fa03339578dff002ba57c69
SHA1

b9851e84dbd2c8b2ecccb30452ddccb0496ef974
SHA256

e9839a31cca5038608b57f6e13e75f43aa845a2f892c917a77b3c4f0bcc35c7e
SHA512

616337efd4b6a84f0590226b52d8c7398723afe43bb1fc879089a7474b7fd8949e16353bb4ff713da4295dbc4885d5eb34d9483d7441b726592371bb8f285dd3
SSDEEP

3072:NCEgl6HLc0iImEkhg569+wjkabBB2n2qr4j54wCxe9yFfqdwiB9ez/WnQEbK3Zk:NsUrc06Fue/kZr4j5vwbb0WWnQEbe

Score

10^/10

smokeloader pub1 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5048	4824	WerFault.exe	86

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	e9839a31cca5038608b57f6e13e75f43aa845a2f892c917a77b3c4f0bcc35c7e.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e9839a31cca5038608b57f6e13e75f43aa845a2f892c917a77b3c4f0bcc35c7e.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e9839a31cca5038608b57f6e13e75f43aa845a2f892c917a77b3c4f0bcc35c7e.exe

C:\Users\Admin\AppData\Local\Temp\e9839a31cca5038608b57f6e13e75f43aa845a2f892c917a77b3c4f0bcc35c7e.exe
"C:\Users\Admin\AppData\Local\Temp\e9839a31cca5038608b57f6e13e75f43aa845a2f892c917a77b3c4f0bcc35c7e.exe"
1⤵
- Checks SCSI registry key(s)
PID:4824
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4824 -s 352
  2⤵
  - Program crash
  PID:5048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4824 -ip 4824
1⤵
PID:4488

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

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Downloads

memory/4824-1-0x0000000000D70000-0x0000000000E70000-memory.dmp

Filesize
1024KB

Download
memory/4824-2-0x0000000000C90000-0x0000000000C9B000-memory.dmp

Filesize
44KB

Download
memory/4824-3-0x0000000000400000-0x0000000000AEA000-memory.dmp

Filesize
6.9MB

Download