smokeloader | 8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800

Analysis

max time kernel
150s
max time network
64s
platform
windows10-1703_x64
resource
win10-20220901-en
resource tags

arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
submitted
31-10-2022 21:51

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe
Size

210KB
MD5

03b437d144ab7a904ff02cec7565ed9e
SHA1

2100059b6f097bd25059763e0ab22062c5dbc024
SHA256

8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800
SHA512

298aba71dc253ec530fbe6321c40d4d0315033601022456dc8fed6d0bae6ec9bb589234ca11d6f55496a47a9b94aec129ac45b066be03098f744b5978725743c
SSDEEP

3072:9XDoEu6WS+XiXC9LX7w6Vf5GlWWZx0gZ7UvUL13GgirJLgnyx:9XM+WRXiXQLX7wzNx0S3Z0Ngny

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 5 IoCs

resource	yara_rule
behavioral1/memory/3504-146-0x00000000008D0000-0x00000000008D9000-memory.dmp	family_smokeloader
behavioral1/memory/3620-147-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3620-148-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/3620-163-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3620-180-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
3024	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3504 set thread context of 3620	3504	8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.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	8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3620	8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe
3620	8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found
3024	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3024	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3620	8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3504 wrote to memory of 3620	3504	8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe	66
PID 3504 wrote to memory of 3620	3504	8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe	66
PID 3504 wrote to memory of 3620	3504	8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe	66
PID 3504 wrote to memory of 3620	3504	8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe	66
PID 3504 wrote to memory of 3620	3504	8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe	66
PID 3504 wrote to memory of 3620	3504	8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe	66

C:\Users\Admin\AppData\Local\Temp\8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe
"C:\Users\Admin\AppData\Local\Temp\8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3504
- C:\Users\Admin\AppData\Local\Temp\8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe
  "C:\Users\Admin\AppData\Local\Temp\8c1d7ddd8b614e37554c0bd43ba5dffc2f9bfcddc4fd88b0202fb5129a61d800.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:3620

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/3504-117-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-118-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-119-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-120-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-121-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-122-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-123-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-124-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-125-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-126-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-127-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-128-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-129-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-130-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-131-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-132-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-133-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-134-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-135-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-136-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-137-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-138-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-139-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-140-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-141-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-142-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-143-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-144-0x000000000095A000-0x000000000096A000-memory.dmp

Filesize
64KB

Download
memory/3504-145-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3504-146-0x00000000008D0000-0x00000000008D9000-memory.dmp

Filesize
36KB

Download
memory/3504-150-0x000000000095A000-0x000000000096A000-memory.dmp

Filesize
64KB

Download
memory/3620-148-0x0000000000402DD8-mapping.dmp

Download
memory/3620-165-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-149-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-151-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-152-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-153-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-154-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-155-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-156-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-157-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-158-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-159-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-161-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-160-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-163-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3620-162-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-164-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-147-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3620-166-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-168-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-169-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-170-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-167-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-171-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-172-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-173-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-174-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-175-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-176-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-177-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-178-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-179-0x00000000771E0000-0x000000007736E000-memory.dmp

Filesize
1.6MB

Download
memory/3620-180-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download