smokeloader | 1a39988ef93cd65aee96f82f996ff9e6003f537591b02f4dc5eccb0936d406db

Analysis

max time kernel
95s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 23:48

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General

Target

0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.exe
Size

293KB
MD5

bec47ba0d740c723ba42323ef48af294
SHA1

2ee8c98a344fc0efc6d6113537c92c0ed500ff71
SHA256

0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4
SHA512

af26b7938cb6eb039406cb350bf5d8bd591b8ec62077a8ecc11e9ef8c10290f2bd4d3368dc0a5873141a1487f1f7f09957ebc709df568da69800f36144eca6f2
SSDEEP

3072:7VVkLJ9kB9Qgph4olhyBPLb4ZoDD8E7YIIwOWrxpzbgqruJnfed:hVkLJGQglkD0ZoRUIIhuzbgwuJG

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

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 1732 set thread context of 4968	1732	0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.exe	82

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	0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.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	0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 4968	1732	0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.exe	82
PID 1732 wrote to memory of 4968	1732	0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.exe	82
PID 1732 wrote to memory of 4968	1732	0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.exe	82
PID 1732 wrote to memory of 4968	1732	0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.exe	82
PID 1732 wrote to memory of 4968	1732	0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.exe	82
PID 1732 wrote to memory of 4968	1732	0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.exe	82

C:\Users\Admin\AppData\Local\Temp\0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.exe
"C:\Users\Admin\AppData\Local\Temp\0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Users\Admin\AppData\Local\Temp\0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.exe
  "C:\Users\Admin\AppData\Local\Temp\0980163cb72bdf530048c50d87a8fb18833df76805d652fbb1813fa1ceb990f4.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:4968

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/1732-0-0x0000000000600000-0x0000000000608000-memory.dmp

Filesize
32KB

Download
memory/1732-1-0x00000000021B0000-0x00000000021B9000-memory.dmp

Filesize
36KB

Download
memory/1732-3-0x0000000000600000-0x0000000000608000-memory.dmp

Filesize
32KB

Download
memory/4968-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4968-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4968-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download