smokeloader | d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028

Analysis

max time kernel
150s
max time network
147s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
05/10/2022, 18:01

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General

Target

d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe
Size

272KB
MD5

cdf06cc9bdb740ab0ab90e2b51ca4c16
SHA1

a38b7bfcb4e3e40a56aefaa7bad5b8feb2c73ce9
SHA256

d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028
SHA512

949e08dc58dbb7fec834ed574adb3105e8ddb811fd8d7bb9f983c210925feb18883be06d72f8cf3f15597191429b17a4f948fd680a168aeb1adfa7f48b761554
SSDEEP

6144:NCjRYMLGpuyq1JOfkpBuzbgwuBTsOwVfU4:N3M6puyq6iunnvO4

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 5 IoCs

resource	yara_rule
behavioral1/memory/4764-173-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3812-152-0x0000000002020000-0x0000000002029000-memory.dmp	family_smokeloader
behavioral1/memory/4764-145-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4764-146-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/4764-179-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
3040	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3812 set thread context of 4764	3812	d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.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	d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4764	d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe
4764	d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe
3040	Process not Found
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3040	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4764	d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3812 wrote to memory of 4764	3812	d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe	66
PID 3812 wrote to memory of 4764	3812	d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe	66
PID 3812 wrote to memory of 4764	3812	d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe	66
PID 3812 wrote to memory of 4764	3812	d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe	66
PID 3812 wrote to memory of 4764	3812	d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe	66
PID 3812 wrote to memory of 4764	3812	d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe	66

C:\Users\Admin\AppData\Local\Temp\d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe
"C:\Users\Admin\AppData\Local\Temp\d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3812
- C:\Users\Admin\AppData\Local\Temp\d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe
  "C:\Users\Admin\AppData\Local\Temp\d708477f7f731143c5acdcd60e8a477bb9752ff880570680acc5d5c9c3f02028.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:4764

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/3812-116-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-117-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-118-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-119-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-120-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-121-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-122-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-123-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-125-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-124-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-126-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-128-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-129-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-130-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-133-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-135-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-134-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-132-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-131-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-137-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-139-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-138-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-136-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-127-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-140-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-141-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-142-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-143-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-144-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3812-152-0x0000000002020000-0x0000000002029000-memory.dmp

Filesize
36KB

Download
memory/3812-150-0x000000000069C000-0x00000000006AD000-memory.dmp

Filesize
68KB

Download
memory/4764-154-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-156-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-158-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-162-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-165-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-167-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-168-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-166-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-171-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-173-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4764-174-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-172-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-175-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-170-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-176-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-178-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-177-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-169-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-163-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-164-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-161-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-160-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-159-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-157-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-155-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-153-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-151-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-149-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-148-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-147-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4764-145-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4764-179-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download