smokeloader | 90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827

Analysis

max time kernel
150s
max time network
67s
platform
windows10-1703_x64
resource
win10-20220901-en
resource tags

arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
submitted
16/09/2022, 01:23

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General

Target

90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe
Size

280KB
MD5

8fcad97aa3048165dc57ef91adb75ec5
SHA1

1ef5d0d2df8c86f3288f243f9709bd49df5c7ac9
SHA256

90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827
SHA512

17ca9e295d2de681657ba8c64f7597f4b1f8844fc300510871f130e16a8d06375b510baaa264f9a009cd20e2e204505a8352a131009a39fe723c4efe0d3f0f5f
SSDEEP

6144:bdGiwkyYLjUMvitEu5NczriQYYfedI7ud5JV:bdkkyCjUMviVczriQYXdR7J

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 5 IoCs

resource	yara_rule
behavioral1/memory/2744-144-0x00000000001D0000-0x00000000001D9000-memory.dmp	family_smokeloader
behavioral1/memory/5052-149-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/5052-150-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/5052-160-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/5052-182-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
2364	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2744 set thread context of 5052	2744	90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.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 enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
5052	90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe
5052	90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe
2364	Process not Found
2364	Process not Found
2364	Process not Found
2364	Process not Found
2364	Process not Found
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2364	Process not Found
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2364	Process not Found
2364	Process not Found
2364	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2364	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
5052	90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 5052	2744	90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe	66
PID 2744 wrote to memory of 5052	2744	90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe	66
PID 2744 wrote to memory of 5052	2744	90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe	66
PID 2744 wrote to memory of 5052	2744	90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe	66
PID 2744 wrote to memory of 5052	2744	90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe	66
PID 2744 wrote to memory of 5052	2744	90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe	66

C:\Users\Admin\AppData\Local\Temp\90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe
"C:\Users\Admin\AppData\Local\Temp\90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Users\Admin\AppData\Local\Temp\90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe
  "C:\Users\Admin\AppData\Local\Temp\90bcabce2aac7474901d763ae239d93c376fe1869aaf40c8242011fb077e8827.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:5052

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/2744-120-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-121-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-122-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-123-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-124-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-125-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-126-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-127-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-128-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-129-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-130-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-131-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-132-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-133-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-134-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-135-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-136-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-137-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-139-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-138-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-140-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-143-0x0000000000766000-0x0000000000777000-memory.dmp

Filesize
68KB

Download
memory/2744-142-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-144-0x00000000001D0000-0x00000000001D9000-memory.dmp

Filesize
36KB

Download
memory/2744-141-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-145-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-146-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-147-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-148-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2744-154-0x0000000000766000-0x0000000000777000-memory.dmp

Filesize
68KB

Download
memory/5052-149-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/5052-151-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-152-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-153-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-155-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-156-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-157-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-158-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-160-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/5052-161-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-162-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-159-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-163-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-164-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-165-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-166-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-167-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-168-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-169-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-170-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-171-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-172-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-173-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-174-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-175-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-176-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-177-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-178-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-179-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-180-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-181-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/5052-182-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download