smokeloader | 49bce5c64ecd75162aef2a9b882b55bb3524a731d5853106cbf191acf946ac47

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-11-2024 09:52

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General

Target

4b59735ef6a2a1b87425256235dc923a.exe
Size

371KB
MD5

4b59735ef6a2a1b87425256235dc923a
SHA1

4361a3409a9c15aa93f17ae2406fc4b21b73cdea
SHA256

49bce5c64ecd75162aef2a9b882b55bb3524a731d5853106cbf191acf946ac47
SHA512

90a1941299912e40923270de145b60b25c5c416f1aba9f48efb86e376bc09807f49859231eab3043ab1726b6b88872ac4fbba3bc275ac5d2c01117cd354a3fe9
SSDEEP

6144:fDoOyMjLQyI0FrvVhQU3j8h1+BDHcM6++ra9n+:fDow8yILUz8h1aDI+69

Score

10^/10

smokeloader oct backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

oct

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
2772	1508	WerFault.exe	30

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	4b59735ef6a2a1b87425256235dc923a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1508 wrote to memory of 2772	1508	4b59735ef6a2a1b87425256235dc923a.exe	31
PID 1508 wrote to memory of 2772	1508	4b59735ef6a2a1b87425256235dc923a.exe	31
PID 1508 wrote to memory of 2772	1508	4b59735ef6a2a1b87425256235dc923a.exe	31
PID 1508 wrote to memory of 2772	1508	4b59735ef6a2a1b87425256235dc923a.exe	31

C:\Users\Admin\AppData\Local\Temp\4b59735ef6a2a1b87425256235dc923a.exe
"C:\Users\Admin\AppData\Local\Temp\4b59735ef6a2a1b87425256235dc923a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1508
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1508 -s 140
  2⤵
  - Program crash
  PID:2772

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/1508-1-0x00000000009A0000-0x0000000000AA0000-memory.dmp

Filesize
1024KB

Download
memory/1508-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

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memory/1508-3-0x0000000000400000-0x000000000085F000-memory.dmp

Filesize
4.4MB

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