smokeloader | 9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716

Analysis

max time kernel
150s
max time network
133s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
10/10/2022, 01:05

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General

Target

9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe
Size

269KB
MD5

7843ee1c31fe5c8fd2e658a6b5508342
SHA1

ce4552447ca6b4097f12732e4719a3da4e0ec343
SHA256

9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716
SHA512

b461f4f3b7a40920a6639a73f88b1c7952d8c4d6d21f59f0c9c80a531517eb1a12384dec9a323d616a0fedf19be6007b8f4c7f4ba51dfceb3f9f8f051878095c
SSDEEP

6144:njOThLDQNNziBMFLE5YIhKzewkrwVfquS0:njYxqNzL9AVLwkd

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 5 IoCs

resource	yara_rule
behavioral1/memory/2252-142-0x00000000007C0000-0x00000000007C9000-memory.dmp	family_smokeloader
behavioral1/memory/4552-147-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/4552-146-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4552-162-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4552-179-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
2592	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2252 set thread context of 4552	2252	9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe	67

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	9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4552	9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe
4552	9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe
2592	Process not Found
2592	Process not Found
2592	Process not Found
2592	Process not Found
2592	Process not Found
2592	Process not Found
2592	Process not Found
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2592	Process not Found
2592	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2592	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4552	9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 4552	2252	9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe	67
PID 2252 wrote to memory of 4552	2252	9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe	67
PID 2252 wrote to memory of 4552	2252	9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe	67
PID 2252 wrote to memory of 4552	2252	9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe	67
PID 2252 wrote to memory of 4552	2252	9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe	67
PID 2252 wrote to memory of 4552	2252	9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe	67

C:\Users\Admin\AppData\Local\Temp\9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe
"C:\Users\Admin\AppData\Local\Temp\9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2252
- C:\Users\Admin\AppData\Local\Temp\9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe
  "C:\Users\Admin\AppData\Local\Temp\9bfff0e990dfbd0a0bff56ae5dd05f91bb80a5336d591c17cef2b68287804716.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:4552

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/2252-116-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-117-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-118-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-119-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-120-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-121-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-122-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-123-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-124-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-125-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-126-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-127-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-128-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-129-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-130-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-131-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-132-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-134-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-133-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-135-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-136-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-137-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-138-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-139-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-140-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-141-0x00000000007FA000-0x000000000080A000-memory.dmp

Filesize
64KB

Download
memory/2252-142-0x00000000007C0000-0x00000000007C9000-memory.dmp

Filesize
36KB

Download
memory/2252-143-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-144-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-145-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/2252-150-0x00000000007FA000-0x000000000080A000-memory.dmp

Filesize
64KB

Download
memory/4552-146-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4552-164-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-149-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-151-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-153-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-152-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-154-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-156-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-158-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-157-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-155-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-160-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-159-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-161-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-162-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4552-163-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-148-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-165-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-166-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-169-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-171-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-172-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-170-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-173-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-168-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-174-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-175-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-176-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-177-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-178-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-167-0x0000000077470000-0x00000000775FE000-memory.dmp

Filesize
1.6MB

Download
memory/4552-179-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download