smokeloader | aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd

Analysis

max time kernel
150s
max time network
74s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
22-09-2022 10:12

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe
Size

281KB
MD5

5fd0a683b30427a9650a312282f202b8
SHA1

1be34c45456aafe28b4b27210e49d39e3cc3845b
SHA256

aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd
SHA512

5632f7672a848a18ac0ae1cd7ebf2b290e50cb67af7412016fba7e0fd6b24337ac3c593803a362d64a24fb7cf44e9030e8177c0380537b1ac7c19cc3bc17a55a
SSDEEP

6144:PFvTab20OhwFj/i6OlNLx8OG8Qr3b03YuxyigavwVf:PFvTnAFj/i6OzLx86QE33x3

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 4 IoCs

resource	yara_rule
behavioral1/memory/4488-148-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4488-149-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/4488-166-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4488-180-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
2112	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3768 set thread context of 4488	3768	aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.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	aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4488	aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe
4488	aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found
2112	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2112	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4488	aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3768 wrote to memory of 4488	3768	aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe	66
PID 3768 wrote to memory of 4488	3768	aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe	66
PID 3768 wrote to memory of 4488	3768	aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe	66
PID 3768 wrote to memory of 4488	3768	aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe	66
PID 3768 wrote to memory of 4488	3768	aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe	66
PID 3768 wrote to memory of 4488	3768	aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe	66

C:\Users\Admin\AppData\Local\Temp\aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe
"C:\Users\Admin\AppData\Local\Temp\aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3768
- C:\Users\Admin\AppData\Local\Temp\aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe
  "C:\Users\Admin\AppData\Local\Temp\aa53fb64bb8923ff36b124c52b34c4aba03ed84663ac454df47a9804c931d0dd.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:4488

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

Loading Replay Monitor...

Downloads

memory/3768-118-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-119-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-120-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-121-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-122-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-123-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-124-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-125-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-126-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-127-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-128-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-129-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-130-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-131-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-132-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-133-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-134-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-135-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-136-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-137-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-138-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-139-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-140-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-141-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-142-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-144-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-145-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-146-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3768-147-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-151-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-150-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-148-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4488-152-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-153-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-154-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-155-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-156-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-157-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-158-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-159-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-160-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-161-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-162-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-163-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-164-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-165-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-166-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4488-167-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-168-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-169-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-170-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-171-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-172-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-173-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-174-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-175-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-176-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-177-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-178-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-179-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4488-180-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download