smokeloader | 0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556

Analysis

max time kernel
151s
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
03-12-2022 11:44

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General

Target

0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe
Size

350KB
MD5

f54720ec5131589969a2539e9675c3e5
SHA1

e7cdb0d4d3ef6ef873ba865d82bc6acfc8f68245
SHA256

0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556
SHA512

9bfadc2d57515c5b11909dcd9a5edfbc6899242944a5c8b678a2161b719ba647c7c8eefb790895ab89734f19377e75b0eb0631e782a2d1cbeeae06af0891527f
SSDEEP

3072:RN8w01KAAE9C5JzGHl6pWNhQJrjfzx2dWMGnWNTC6NRMHnlX5+K9StwHYDrwB9:Uw00AAeeaIoaj7sOnMW2RqnnPdYo

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 5 IoCs

resource	yara_rule
behavioral1/memory/1756-142-0x0000000000030000-0x0000000000039000-memory.dmp	family_smokeloader
behavioral1/memory/2132-146-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/2132-147-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/2132-155-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/2132-178-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
3032	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1756 set thread context of 2132	1756	0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.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	0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2132	0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe
2132	0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe
3032	Process not Found
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3032	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3032	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2132	0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 2132	1756	0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe	66
PID 1756 wrote to memory of 2132	1756	0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe	66
PID 1756 wrote to memory of 2132	1756	0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe	66
PID 1756 wrote to memory of 2132	1756	0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe	66
PID 1756 wrote to memory of 2132	1756	0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe	66
PID 1756 wrote to memory of 2132	1756	0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe	66

C:\Users\Admin\AppData\Local\Temp\0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe
"C:\Users\Admin\AppData\Local\Temp\0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1756
- C:\Users\Admin\AppData\Local\Temp\0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe
  "C:\Users\Admin\AppData\Local\Temp\0afbe4901847e5ba59b8c44e2bc4fbbf9f08038ffc07b561227822d821ef7556.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:2132

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/1756-116-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-117-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-118-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-119-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-120-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-121-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-122-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-123-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-124-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-125-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-126-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-127-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-128-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-129-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-131-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-132-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-133-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-134-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-135-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-136-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-137-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-138-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-139-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-141-0x00000000004F0000-0x000000000063A000-memory.dmp

Filesize
1.3MB

Download
memory/1756-140-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-142-0x0000000000030000-0x0000000000039000-memory.dmp

Filesize
36KB

Download
memory/1756-143-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-144-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/1756-145-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-146-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2132-148-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-149-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-150-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-152-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-153-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-154-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-155-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2132-156-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-157-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-151-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-158-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-159-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-160-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-161-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-162-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-163-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-164-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-165-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-167-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-166-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-168-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-169-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-170-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-171-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-172-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-173-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-174-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-176-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-175-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-177-0x0000000077C40000-0x0000000077DCE000-memory.dmp

Filesize
1.6MB

Download
memory/2132-178-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download