smokeloader | 5dd5193d961c7103d4e5645b376d370c083444f1a697c6d7c97191e1595c96f5

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/11/2024, 19:35

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General

Target

f2c192a313ba1a48714c0679110c4d6bef91d07a3a51cd5468039c91f7a40e16.exe
Size

211KB
MD5

ecd259c4590282887cb034775a54fed1
SHA1

44d3bc8b81d26da1850ac51eb8c0b370efeb29e0
SHA256

f2c192a313ba1a48714c0679110c4d6bef91d07a3a51cd5468039c91f7a40e16
SHA512

4ac84befd3a84e5462cacdaed9f66a327145d7ef2f51676d5ef3a531bba79877127a507772dcfa5a201dc711124ef3b705a13964fc4850d572f00e532eb3b16e
SSDEEP

3072:kXZEpb7/LgOggvt5VLBsT23YeuccLBwca7JQzjR4wlxVkZht97fu3SP:gW/LUgtLBsT23YvM7Jyxit8

Score

10^/10

smokeloader 2023 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

2023

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
2460	2296	WerFault.exe	29

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	f2c192a313ba1a48714c0679110c4d6bef91d07a3a51cd5468039c91f7a40e16.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 2460	2296	f2c192a313ba1a48714c0679110c4d6bef91d07a3a51cd5468039c91f7a40e16.exe	30
PID 2296 wrote to memory of 2460	2296	f2c192a313ba1a48714c0679110c4d6bef91d07a3a51cd5468039c91f7a40e16.exe	30
PID 2296 wrote to memory of 2460	2296	f2c192a313ba1a48714c0679110c4d6bef91d07a3a51cd5468039c91f7a40e16.exe	30
PID 2296 wrote to memory of 2460	2296	f2c192a313ba1a48714c0679110c4d6bef91d07a3a51cd5468039c91f7a40e16.exe	30

C:\Users\Admin\AppData\Local\Temp\f2c192a313ba1a48714c0679110c4d6bef91d07a3a51cd5468039c91f7a40e16.exe
"C:\Users\Admin\AppData\Local\Temp\f2c192a313ba1a48714c0679110c4d6bef91d07a3a51cd5468039c91f7a40e16.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2296 -s 136
  2⤵
  - Program crash
  PID:2460

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/2296-1-0x0000000000610000-0x0000000000710000-memory.dmp

Filesize
1024KB

Download
memory/2296-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2296-3-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2296-4-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2296-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download