smokeloader | dd599a6bab1a1dabfa1fca35b3aa571004102301666e21fec5316076b068ab55

Analysis

max time kernel
130s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
24-05-2024 10:18

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General

Target

8a4cf2200249c16ad339a708d70a7a76427cc48fe52e324e22cb2b14c043a4f5.exe
Size

944KB
MD5

c6207a8cd7aab76783c2c6fd9be2a94d
SHA1

157b2a427951969ed6bd375451bd04d93d8f6ea1
SHA256

8a4cf2200249c16ad339a708d70a7a76427cc48fe52e324e22cb2b14c043a4f5
SHA512

a80609861bc0aa812f08ce6a06466fe54070a6da8fd8d349150ee5cc0a3d4b495b9c1122f90c4f84f31969791cfb28d8804d069a6da43199004e04e6f28197ce
SSDEEP

12288:ldsHXaWChEJ1kEEHM64Yz3cKIP+IkPVx4nQ0XyDF7uJk8gnboDIiJ:K2hEJdEHM64cmPFsL4nwDFkj06

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4516 set thread context of 212	4516	8a4cf2200249c16ad339a708d70a7a76427cc48fe52e324e22cb2b14c043a4f5.exe	84

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	AppLaunch.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	AppLaunch.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	AppLaunch.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4516 wrote to memory of 212	4516	8a4cf2200249c16ad339a708d70a7a76427cc48fe52e324e22cb2b14c043a4f5.exe	84
PID 4516 wrote to memory of 212	4516	8a4cf2200249c16ad339a708d70a7a76427cc48fe52e324e22cb2b14c043a4f5.exe	84
PID 4516 wrote to memory of 212	4516	8a4cf2200249c16ad339a708d70a7a76427cc48fe52e324e22cb2b14c043a4f5.exe	84
PID 4516 wrote to memory of 212	4516	8a4cf2200249c16ad339a708d70a7a76427cc48fe52e324e22cb2b14c043a4f5.exe	84
PID 4516 wrote to memory of 212	4516	8a4cf2200249c16ad339a708d70a7a76427cc48fe52e324e22cb2b14c043a4f5.exe	84
PID 4516 wrote to memory of 212	4516	8a4cf2200249c16ad339a708d70a7a76427cc48fe52e324e22cb2b14c043a4f5.exe	84

C:\Users\Admin\AppData\Local\Temp\8a4cf2200249c16ad339a708d70a7a76427cc48fe52e324e22cb2b14c043a4f5.exe
"C:\Users\Admin\AppData\Local\Temp\8a4cf2200249c16ad339a708d70a7a76427cc48fe52e324e22cb2b14c043a4f5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4516
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:212

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/212-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/212-1-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download