smokeloader | 4483f73c3416a15f0bc21366501821e93c04bdc6891e3fbe40ab27e75b7091f5

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-11-2024 09:10

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General

Target

4483f73c3416a15f0bc21366501821e93c04bdc6891e3fbe40ab27e75b7091f5.exe
Size

345KB
MD5

3b9fa37a9c46bed8f1772c38f6d19fc6
SHA1

eeae326474b589f728086392656983b81de4b786
SHA256

4483f73c3416a15f0bc21366501821e93c04bdc6891e3fbe40ab27e75b7091f5
SHA512

f1de5d5f0ed0d394af25caf46fc00cf87c7b5b129445d965d9e010576e7fcd0e4022be512e4f77026dc27f50d4a5b50a161b07a1be0846451d8605d47289cfa1
SSDEEP

6144:BHdqqzjjo9f4LUatDrBPsQRuI3R00gBGmObbdxqmLUN1rBQbLTrHZ:B9Fzjjsf4YqDBsQRVKZQbdxqm0rBGLH5

Score

10^/10

smokeloader pub3 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

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
1076	3056	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	4483f73c3416a15f0bc21366501821e93c04bdc6891e3fbe40ab27e75b7091f5.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3056 wrote to memory of 1076	3056	4483f73c3416a15f0bc21366501821e93c04bdc6891e3fbe40ab27e75b7091f5.exe	30
PID 3056 wrote to memory of 1076	3056	4483f73c3416a15f0bc21366501821e93c04bdc6891e3fbe40ab27e75b7091f5.exe	30
PID 3056 wrote to memory of 1076	3056	4483f73c3416a15f0bc21366501821e93c04bdc6891e3fbe40ab27e75b7091f5.exe	30
PID 3056 wrote to memory of 1076	3056	4483f73c3416a15f0bc21366501821e93c04bdc6891e3fbe40ab27e75b7091f5.exe	30

C:\Users\Admin\AppData\Local\Temp\4483f73c3416a15f0bc21366501821e93c04bdc6891e3fbe40ab27e75b7091f5.exe
"C:\Users\Admin\AppData\Local\Temp\4483f73c3416a15f0bc21366501821e93c04bdc6891e3fbe40ab27e75b7091f5.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3056
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 136
  2⤵
  - Program crash
  PID:1076

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/3056-2-0x0000000000020000-0x0000000000029000-memory.dmp

Filesize
36KB

Download
memory/3056-1-0x0000000000230000-0x0000000000330000-memory.dmp

Filesize
1024KB

Download
memory/3056-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3056-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3056-5-0x0000000000020000-0x0000000000029000-memory.dmp

Filesize
36KB

Download
memory/3056-4-0x0000000000400000-0x0000000000885000-memory.dmp

Filesize
4.5MB

Download