smokeloader | 5f4c748cf53b1771300085abcdc6535e122f477e02f2467296a72c8db1b043c3

Analysis

max time kernel
103s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-10-2024 20:20

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General

Target

5f4c748cf53b1771300085abcdc6535e122f477e02f2467296a72c8db1b043c3N.exe
Size

241KB
MD5

f1b6d0c29f0f9d561b4bfa29f9c53670
SHA1

af9c0a7380cedbb7a281c4502672ab8a1366568f
SHA256

5f4c748cf53b1771300085abcdc6535e122f477e02f2467296a72c8db1b043c3
SHA512

3fae3c8f000a63f9724e6460bd778b55f9ab5ef75c4c424adc757f91f5ce8219da156158673200a4ef259e48c551a9406c537aba8e0700728f6f7b68491a6a9d
SSDEEP

3072:WFlbyL1lH6WLoLATSZ1iQ55d3DbTPMMkriroYkO/FX:xrH6A3+ZL33DrSIt1

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

Processes:

WerFault.exe

pid pid_target process target process

3188 4892 WerFault.exe 5f4c748cf53b1771300085abcdc6535e122f477e02f2467296a72c8db1b043c3N.exe

pid	pid_target	process	target process
3188	4892	WerFault.exe	5f4c748cf53b1771300085abcdc6535e122f477e02f2467296a72c8db1b043c3N.exe

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

Processes:

5f4c748cf53b1771300085abcdc6535e122f477e02f2467296a72c8db1b043c3N.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5f4c748cf53b1771300085abcdc6535e122f477e02f2467296a72c8db1b043c3N.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:

5f4c748cf53b1771300085abcdc6535e122f477e02f2467296a72c8db1b043c3N.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5f4c748cf53b1771300085abcdc6535e122f477e02f2467296a72c8db1b043c3N.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5f4c748cf53b1771300085abcdc6535e122f477e02f2467296a72c8db1b043c3N.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5f4c748cf53b1771300085abcdc6535e122f477e02f2467296a72c8db1b043c3N.exe

C:\Users\Admin\AppData\Local\Temp\5f4c748cf53b1771300085abcdc6535e122f477e02f2467296a72c8db1b043c3N.exe
"C:\Users\Admin\AppData\Local\Temp\5f4c748cf53b1771300085abcdc6535e122f477e02f2467296a72c8db1b043c3N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4892
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 380
  2⤵
  - Program crash
  PID:3188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4892 -ip 4892
1⤵
PID:2968

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/4892-1-0x0000000002BB0000-0x0000000002CB0000-memory.dmp

Filesize
1024KB

Download
memory/4892-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4892-3-0x0000000000400000-0x0000000002B42000-memory.dmp

Filesize
39.3MB

Download
memory/4892-4-0x0000000000400000-0x0000000002B42000-memory.dmp

Filesize
39.3MB

Download
memory/4892-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download