smokeloader | fd6f2122563b4c87e8998cd167bdd4da7b32e58158ff5178b399bfe77885b997

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 02:26

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General

Target

387cf390c3c472cd5eefe6ce3fb01b188f67533f5540e421e0f02fb845fc526e.exe
Size

357KB
MD5

0e0b9291a05206f5f839fccfc59afab2
SHA1

007dfe6d38feacf5f17536642d1e76035685898e
SHA256

387cf390c3c472cd5eefe6ce3fb01b188f67533f5540e421e0f02fb845fc526e
SHA512

aee33e579a852b845425e65e421c58cce2eebe901257ed89de680d22428e1f378d1b1e9d73d3177221e08759fc0cb60ab54efd62c4fa7c083935f4c9dd236457
SSDEEP

6144:5PSNuYdK79U8rHjZZB6j8ZRgmHPrT2qlAfq9KbN:lsdKp9rHjZ+8ZWmHPuAKQK

Score

10^/10

smokeloader pub5 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub5

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
2292	2260	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

Processes:

387cf390c3c472cd5eefe6ce3fb01b188f67533f5540e421e0f02fb845fc526e.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	387cf390c3c472cd5eefe6ce3fb01b188f67533f5540e421e0f02fb845fc526e.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

387cf390c3c472cd5eefe6ce3fb01b188f67533f5540e421e0f02fb845fc526e.exe

description	pid	Process	procid_target
PID 2260 wrote to memory of 2292	2260	387cf390c3c472cd5eefe6ce3fb01b188f67533f5540e421e0f02fb845fc526e.exe	30
PID 2260 wrote to memory of 2292	2260	387cf390c3c472cd5eefe6ce3fb01b188f67533f5540e421e0f02fb845fc526e.exe	30
PID 2260 wrote to memory of 2292	2260	387cf390c3c472cd5eefe6ce3fb01b188f67533f5540e421e0f02fb845fc526e.exe	30
PID 2260 wrote to memory of 2292	2260	387cf390c3c472cd5eefe6ce3fb01b188f67533f5540e421e0f02fb845fc526e.exe	30

C:\Users\Admin\AppData\Local\Temp\387cf390c3c472cd5eefe6ce3fb01b188f67533f5540e421e0f02fb845fc526e.exe
"C:\Users\Admin\AppData\Local\Temp\387cf390c3c472cd5eefe6ce3fb01b188f67533f5540e421e0f02fb845fc526e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 136
  2⤵
  - Program crash
  PID:2292

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

Replay Monitor

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Downloads

memory/2260-1-0x0000000002F80000-0x0000000003080000-memory.dmp

Filesize
1024KB

Download
memory/2260-2-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2260-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2260-5-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2260-4-0x0000000000400000-0x0000000002E93000-memory.dmp

Filesize
42.6MB

Download