smokeloader | a7420a3624b4634840b1b6092749027fce4bf3cd55b3ccae8c432774a02a8fe1

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-09-2024 08:20

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General

Target

2084-3-0x0000000000400000-0x000000000040B000-memory.exe
Size

44KB
MD5

cca67396b697b57d5f375af658801e2d
SHA1

2e78a8666a7b244176b0ea25ab48859089fbe196
SHA256

a7420a3624b4634840b1b6092749027fce4bf3cd55b3ccae8c432774a02a8fe1
SHA512

955fbebfd52baa4ab7142f362931c251b56b6b5bb915f4d7240dd9e0304b531fbb10c94be34c7d60e014c2ab3894ba8e202ba85e4ac66eb4e739470981f31180
SSDEEP

768:RR8yqBqJTIH50g0SW9uM7/953mpdH5Yvos0tdB80Z1srmN:r8PePTftV53uV5Ygs0TBymN

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2580	1620	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	2084-3-0x0000000000400000-0x000000000040B000-memory.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 2580	1620	2084-3-0x0000000000400000-0x000000000040B000-memory.exe	30
PID 1620 wrote to memory of 2580	1620	2084-3-0x0000000000400000-0x000000000040B000-memory.exe	30
PID 1620 wrote to memory of 2580	1620	2084-3-0x0000000000400000-0x000000000040B000-memory.exe	30
PID 1620 wrote to memory of 2580	1620	2084-3-0x0000000000400000-0x000000000040B000-memory.exe	30

C:\Users\Admin\AppData\Local\Temp\2084-3-0x0000000000400000-0x000000000040B000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\2084-3-0x0000000000400000-0x000000000040B000-memory.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1620
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1620 -s 36
  2⤵
  - Program crash
  PID:2580

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/1620-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

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