smokeloader | 92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51

Analysis

max time kernel
150s
max time network
142s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
17/10/2022, 23:55

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General

Target

92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe
Size

216KB
MD5

1dbadf056701ed2512fa120aa3e93f17
SHA1

6062ecfbe34dd89916ea21729202aab8589ba07f
SHA256

92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51
SHA512

681f00cc8f5c719c421b6af27f4bdd10bf3c93dd47385f16a8db98c1bc0d2cd3d3bcdc4a199bf55d8a200c8693b79728042f0d603da9ec6d217bec42c5d89ced
SSDEEP

3072:0WEShV4JjOEjyZmFoubLkEUpfeBFnkFL6feMhY4ZRJqgF6gct4OLOA:0HSkOZmnLklpWBU2dYCRb6gct4OLO

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 5 IoCs

resource	yara_rule
behavioral1/memory/2656-145-0x00000000001E0000-0x00000000001E9000-memory.dmp	family_smokeloader
behavioral1/memory/3896-149-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3896-150-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/3896-159-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3896-181-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
2172	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2656 set thread context of 3896	2656	92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe	66

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	92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3896	92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe
3896	92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe
2172	Process not Found
2172	Process not Found
2172	Process not Found
2172	Process not Found
2172	Process not Found
2172	Process not Found
2172	Process not Found
2172	Process not Found
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2172	Process not Found
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2172	Process not Found
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2172	Process not Found
2172	Process not Found
2172	Process not Found
2172	Process not Found
2172	Process not Found
2172	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2172	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3896	92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 3896	2656	92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe	66
PID 2656 wrote to memory of 3896	2656	92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe	66
PID 2656 wrote to memory of 3896	2656	92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe	66
PID 2656 wrote to memory of 3896	2656	92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe	66
PID 2656 wrote to memory of 3896	2656	92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe	66
PID 2656 wrote to memory of 3896	2656	92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe	66

C:\Users\Admin\AppData\Local\Temp\92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe
"C:\Users\Admin\AppData\Local\Temp\92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2656
- C:\Users\Admin\AppData\Local\Temp\92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe
  "C:\Users\Admin\AppData\Local\Temp\92d41f67ada5d715370f2972adcb0418919760199a7c6be6a44c0bd8fa350c51.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:3896

Network

MITRE ATT&CK Enterprise v6

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/2656-119-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-120-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-121-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-122-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-123-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-124-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-125-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-127-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-128-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-129-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-130-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-131-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-132-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-133-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-134-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-135-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-136-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-137-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-138-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-140-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-139-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-141-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-142-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-143-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-144-0x00000000005A0000-0x00000000006EA000-memory.dmp

Filesize
1.3MB

Download
memory/2656-145-0x00000000001E0000-0x00000000001E9000-memory.dmp

Filesize
36KB

Download
memory/2656-146-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-147-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/2656-148-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-149-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3896-151-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-152-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-153-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-154-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-155-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-156-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-157-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-158-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-159-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3896-160-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-161-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-162-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-163-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-164-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-165-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-166-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-167-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-168-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-169-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-170-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-171-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-172-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-173-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-174-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-175-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-176-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-177-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-178-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-180-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-179-0x0000000077770000-0x00000000778FE000-memory.dmp

Filesize
1.6MB

Download
memory/3896-181-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download