smokeloader | 0b95eed65584bec19b6329f7825473b28596d6d3095bf482d5ed4d57280b7c4e

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-11-2024 08:50

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General

Target

a71b161796d07394e22622bcab68843b2ab11d60300bcc9e95bfb1d357b1b504.exe
Size

326KB
MD5

b0906b5db32a0cebe457bf21ceebb524
SHA1

3fca8542abc43270cd66176360e159e87195fcf2
SHA256

a71b161796d07394e22622bcab68843b2ab11d60300bcc9e95bfb1d357b1b504
SHA512

4a3a812e6aff7571d27f7bad3cd0f3058df40ef93cfee4f0e692220b948db259866559d1ffa3f6d9dfeb67a6abcd790933f81d11f800dc87651997f363a3724c
SSDEEP

6144:wd0ZKC9LI9X0EUiodLtU0WeYR6mZ2+sPZe4pLje1atpBYQW:wyr9uX0EUiodW8YQ24ljaatUQW

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

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	procid_target
2916	2868	WerFault.exe	27

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:

a71b161796d07394e22622bcab68843b2ab11d60300bcc9e95bfb1d357b1b504.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a71b161796d07394e22622bcab68843b2ab11d60300bcc9e95bfb1d357b1b504.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

a71b161796d07394e22622bcab68843b2ab11d60300bcc9e95bfb1d357b1b504.exe

description	pid	Process	procid_target
PID 2868 wrote to memory of 2916	2868	a71b161796d07394e22622bcab68843b2ab11d60300bcc9e95bfb1d357b1b504.exe	28
PID 2868 wrote to memory of 2916	2868	a71b161796d07394e22622bcab68843b2ab11d60300bcc9e95bfb1d357b1b504.exe	28
PID 2868 wrote to memory of 2916	2868	a71b161796d07394e22622bcab68843b2ab11d60300bcc9e95bfb1d357b1b504.exe	28
PID 2868 wrote to memory of 2916	2868	a71b161796d07394e22622bcab68843b2ab11d60300bcc9e95bfb1d357b1b504.exe	28

C:\Users\Admin\AppData\Local\Temp\a71b161796d07394e22622bcab68843b2ab11d60300bcc9e95bfb1d357b1b504.exe
"C:\Users\Admin\AppData\Local\Temp\a71b161796d07394e22622bcab68843b2ab11d60300bcc9e95bfb1d357b1b504.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2868 -s 136
  2⤵
  - Program crash
  PID:2916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2868-1-0x0000000000610000-0x0000000000710000-memory.dmp

Filesize
1024KB

Download
memory/2868-3-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/2868-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download