smokeloader | f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f

Analysis

max time kernel
151s
max time network
70s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
01/11/2022, 16:33

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe
Size

319KB
MD5

80e10801b7c0b8cfaa4adc23b5ad3d96
SHA1

d8397de0aef683e01080420ce7dc7dd7abeb19c7
SHA256

f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f
SHA512

34cea6b7978ee1cfbd1341841da3d3223ac5bc198ef37d95d413871a6bf7ccb3f6008b1b04c76274f67e04cafaf5f7f9b3f8493ed84bde433d15f5ef41c70b2f
SSDEEP

3072:z6cZQE8eoJreG5Cixdriv/g2JA01bOestanyQRKqwHusVggjcGkNIVqI8k:BZP87rLrinZA0oDtatRnwHJ7ITsqe

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 5 IoCs

resource	yara_rule
behavioral1/memory/2628-139-0x00000000001D0000-0x00000000001D9000-memory.dmp	family_smokeloader
behavioral1/memory/4032-149-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4032-150-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/4032-160-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4032-182-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
2636	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2628 set thread context of 4032	2628	f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.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	f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4032	f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe
4032	f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found
2636	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2636	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4032	f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2628 wrote to memory of 4032	2628	f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe	66
PID 2628 wrote to memory of 4032	2628	f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe	66
PID 2628 wrote to memory of 4032	2628	f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe	66
PID 2628 wrote to memory of 4032	2628	f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe	66
PID 2628 wrote to memory of 4032	2628	f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe	66
PID 2628 wrote to memory of 4032	2628	f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe	66

C:\Users\Admin\AppData\Local\Temp\f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe
"C:\Users\Admin\AppData\Local\Temp\f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2628
- C:\Users\Admin\AppData\Local\Temp\f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe
  "C:\Users\Admin\AppData\Local\Temp\f6d1f211301156bfc4769e39ba62c6aae315edb6d125c21020407cd73b1c680f.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:4032

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/2628-120-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-121-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-122-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-123-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-124-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-125-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-126-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-127-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-128-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-129-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-130-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-131-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-132-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-133-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-134-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-135-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-136-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-137-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-138-0x0000000002E21000-0x0000000002E36000-memory.dmp

Filesize
84KB

Download
memory/2628-139-0x00000000001D0000-0x00000000001D9000-memory.dmp

Filesize
36KB

Download
memory/2628-140-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-141-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-142-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-143-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-144-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-145-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-146-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-147-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-148-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-153-0x0000000002E21000-0x0000000002E36000-memory.dmp

Filesize
84KB

Download
memory/4032-149-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4032-151-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-152-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-154-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-155-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-156-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-157-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-158-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-161-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-160-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4032-159-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-162-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-163-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-164-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-165-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-166-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-167-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-168-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-169-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-170-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-171-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-172-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-174-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-173-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-175-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-176-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-177-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-178-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-179-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-180-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-181-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/4032-182-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download