smokeloader | 58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294

Analysis

max time kernel
150s
max time network
64s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
16/09/2022, 08:22

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General

Target

58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe
Size

265KB
MD5

19f8f9319b4f08b1675f20610afda2c2
SHA1

782e1f4a06025237080cbe844cc071e91a0c30fa
SHA256

58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294
SHA512

c7a9903bcb96c776da98faec755ca821cbc1b0afca67364a0227d331c1d7c93973807762ffd558c376fa0c25fc6b99fac039cf7e09efef5a12a925baae928d5b
SSDEEP

3072:wFXjORXY28Yl5WTuHB+GmgPBTx1ECF9XY70Kucuh9NC/M/h3BsxkgaBChU6:S6TcqHB+w9Agi70HcurNC/niga

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 5 IoCs

resource	yara_rule
behavioral1/memory/3488-143-0x00000000007C0000-0x00000000007C9000-memory.dmp	family_smokeloader
behavioral1/memory/4016-145-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4016-146-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/4016-156-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4016-178-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
3048	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3488 set thread context of 4016	3488	58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.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	58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4016	58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe
4016	58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe
3048	Process not Found
3048	Process not Found
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3048	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3048	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4016	58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3488 wrote to memory of 4016	3488	58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe	66
PID 3488 wrote to memory of 4016	3488	58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe	66
PID 3488 wrote to memory of 4016	3488	58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe	66
PID 3488 wrote to memory of 4016	3488	58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe	66
PID 3488 wrote to memory of 4016	3488	58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe	66
PID 3488 wrote to memory of 4016	3488	58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe	66

C:\Users\Admin\AppData\Local\Temp\58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe
"C:\Users\Admin\AppData\Local\Temp\58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3488
- C:\Users\Admin\AppData\Local\Temp\58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe
  "C:\Users\Admin\AppData\Local\Temp\58b1513b40a53a33b4de447893124c8d9cf94e7f70494a0e91e65b7bbaf2c294.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:4016

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/3488-148-0x00000000007E8000-0x00000000007F8000-memory.dmp

Filesize
64KB

Download
memory/3488-117-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-118-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-119-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-120-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-121-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-122-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-123-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-124-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-125-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-126-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-127-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-128-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-129-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-130-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-131-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-132-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-133-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-134-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-135-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-136-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-137-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-138-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-139-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-140-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-141-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-142-0x00000000007E8000-0x00000000007F8000-memory.dmp

Filesize
64KB

Download
memory/3488-143-0x00000000007C0000-0x00000000007C9000-memory.dmp

Filesize
36KB

Download
memory/3488-144-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/3488-116-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-145-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4016-163-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-149-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-150-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-147-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-151-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-152-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-153-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-154-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-155-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-156-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4016-157-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-158-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-160-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-161-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-159-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-162-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-164-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-165-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-167-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-166-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-168-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-169-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-170-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-171-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-172-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-173-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-174-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-175-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-176-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-177-0x0000000077480000-0x000000007760E000-memory.dmp

Filesize
1.6MB

Download
memory/4016-178-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download