smokeloader | bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-11-2024 14:48

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General

Target

bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe
Size

265KB
MD5

e1461dee04fcdd0b7d891cf2ab2bb43b
SHA1

b4a1cd9e44c6ce987046e1875dec0fbc47e639a9
SHA256

bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840
SHA512

db3449f11d4712091a67625e26c444fbe955e97d4220560df023b5b93d344cfff4ff33f2ad5cd7e95f5546c07a78f569aa23a1274a4513defaeeb37f81f47497
SSDEEP

6144:cyWmEWr0Vsez3EGP0oRj6zIQN8dKlg4xK4ygnD0a:mmdEsez3koR+zn6d4g44lo

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3496 set thread context of 3048	3496	bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe	86

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	bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe

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	bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3496 wrote to memory of 3048	3496	bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe	86
PID 3496 wrote to memory of 3048	3496	bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe	86
PID 3496 wrote to memory of 3048	3496	bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe	86
PID 3496 wrote to memory of 3048	3496	bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe	86
PID 3496 wrote to memory of 3048	3496	bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe	86
PID 3496 wrote to memory of 3048	3496	bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe	86

C:\Users\Admin\AppData\Local\Temp\bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe
"C:\Users\Admin\AppData\Local\Temp\bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3496
- C:\Users\Admin\AppData\Local\Temp\bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe
  "C:\Users\Admin\AppData\Local\Temp\bed7cc3324159509a95b729ff426dd2045fb9c19fc9eb6f4d2017b17b8eca840.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:3048

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

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/3048-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3048-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3048-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3496-1-0x0000000002700000-0x0000000002800000-memory.dmp

Filesize
1024KB

Download
memory/3496-2-0x00000000001C0000-0x00000000001CA000-memory.dmp

Filesize
40KB

Download