smokeloader | 139e4d4a472bd379913ccf421d0af8d1e7b86733637c459aa71833d13c5476eb

Analysis

max time kernel
129s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04/11/2024, 16:59

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General

Target

139e4d4a472bd379913ccf421d0af8d1e7b86733637c459aa71833d13c5476eb.exe
Size

333KB
MD5

51b996134b5bb2d2a5d2a144d8ddff72
SHA1

654f4a5d836f5f879fd1c40b3a25dbf7f4f2850a
SHA256

139e4d4a472bd379913ccf421d0af8d1e7b86733637c459aa71833d13c5476eb
SHA512

172283e0601013116d47729cd9a41f4a32e06f5489c170762d379cfb6f310ffc75093e0ef8ab46ee9a9061a6921fba2dfaafe563f123a514a1689b7fdd42666c
SSDEEP

6144:mj4MLCg8MI2XQm+qYD3k7W148zZ+hp0fBa1nugw:nMn3I25+ZD3kVXhp0fQ1jw

Score

10^/10

smokeloader oct backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

oct

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
4968	3968	WerFault.exe	83

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	139e4d4a472bd379913ccf421d0af8d1e7b86733637c459aa71833d13c5476eb.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 enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	139e4d4a472bd379913ccf421d0af8d1e7b86733637c459aa71833d13c5476eb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	139e4d4a472bd379913ccf421d0af8d1e7b86733637c459aa71833d13c5476eb.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	139e4d4a472bd379913ccf421d0af8d1e7b86733637c459aa71833d13c5476eb.exe

C:\Users\Admin\AppData\Local\Temp\139e4d4a472bd379913ccf421d0af8d1e7b86733637c459aa71833d13c5476eb.exe
"C:\Users\Admin\AppData\Local\Temp\139e4d4a472bd379913ccf421d0af8d1e7b86733637c459aa71833d13c5476eb.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3968
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3968 -s 352
  2⤵
  - Program crash
  PID:4968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3968 -ip 3968
1⤵
PID:2144

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/3968-2-0x00000000008A0000-0x00000000008A9000-memory.dmp

Filesize
36KB

Download
memory/3968-1-0x0000000000A20000-0x0000000000B20000-memory.dmp

Filesize
1024KB

Download
memory/3968-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3968-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3968-5-0x00000000008A0000-0x00000000008A9000-memory.dmp

Filesize
36KB

Download
memory/3968-4-0x0000000000400000-0x0000000000857000-memory.dmp

Filesize
4.3MB

Download