smokeloader | f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
05/11/2024, 07:54

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General

Target

f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f.exe
Size

288KB
MD5

fc3d36781201eb05af9e612e5495e69d
SHA1

90e9db052c777aa32b74b05097f3c637d0b2b0bf
SHA256

f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f
SHA512

0efaada4139aed86537089b6bedca2190542477decf5753f4eea9c7e307f2b333cba2cada82ccf861680cd9be1afe0168e260a2c8de280690e20a038b7dc6f6b
SSDEEP

3072:a2TWDGspaxL9Phy6f5R1/Uv2toehWLWDRkHSJRN88eLnv9Zv2+8U9SkEqwi:uqgSLPy6fNU2XrkynTUhh8UIkEq

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
2112	1716	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	f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1716 wrote to memory of 2112	1716	f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f.exe	30
PID 1716 wrote to memory of 2112	1716	f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f.exe	30
PID 1716 wrote to memory of 2112	1716	f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f.exe	30
PID 1716 wrote to memory of 2112	1716	f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f.exe	30

C:\Users\Admin\AppData\Local\Temp\f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f.exe
"C:\Users\Admin\AppData\Local\Temp\f7c20ac4f220ca368fb8a739bb4bce7904769aa324d5348b709ddaf45a385c0f.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1716
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1716 -s 136
  2⤵
  - Program crash
  PID:2112

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/1716-1-0x00000000002D0000-0x00000000003D0000-memory.dmp

Filesize
1024KB

Download
memory/1716-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1716-3-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download