smokeloader | 677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3

Analysis

max time kernel
152s
max time network
52s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
11/10/2022, 14:36

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General

Target

677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe
Size

216KB
MD5

93671c0e6758202063572d028c294347
SHA1

43939fa0a281b6222f4f0a2892e97332c8b2e892
SHA256

677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3
SHA512

6fd3c59efffd18465a50b6361d2d3f703a5bd0cf3077df412aefc681b7d177b5bce1b54e22f6a1f83f8c476a4b05c539062f6b0629d10534e7e402b1c92c4785
SSDEEP

3072:hUi1FUGs98mWvLPLVITt8BM1m1auoWhYEI8iRfp1z+yrjGajbWL6juuyBO:hU0UfGLPLVIx7uZY/9RfnnjGajKYeB

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 5 IoCs

resource	yara_rule
behavioral1/memory/1680-144-0x0000000000710000-0x0000000000719000-memory.dmp	family_smokeloader
behavioral1/memory/2604-150-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/2604-151-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/2604-165-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/2604-183-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
3012	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1680 set thread context of 2604	1680	677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.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	677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2604	677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe
2604	677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe
3012	Process not Found
3012	Process not Found
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3012	Process not Found
3012	Process not Found
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3012	Process not Found
3012	Process not Found
3012	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3012	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2604	677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3012	Process not Found

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
3012	Process not Found

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 2604	1680	677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe	66
PID 1680 wrote to memory of 2604	1680	677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe	66
PID 1680 wrote to memory of 2604	1680	677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe	66
PID 1680 wrote to memory of 2604	1680	677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe	66
PID 1680 wrote to memory of 2604	1680	677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe	66
PID 1680 wrote to memory of 2604	1680	677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe	66

C:\Users\Admin\AppData\Local\Temp\677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe
"C:\Users\Admin\AppData\Local\Temp\677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Users\Admin\AppData\Local\Temp\677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe
  "C:\Users\Admin\AppData\Local\Temp\677172ec9e6d6237a49099f2dbba3a9b0f5d1b61dfe1845d837a9379fb2fccc3.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:2604

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/1680-120-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-121-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-122-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-123-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-124-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-125-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-126-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-127-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-128-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-129-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-130-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-131-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-132-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-133-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-134-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-135-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-136-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-137-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-138-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-139-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-140-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-141-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-142-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-143-0x00000000008DA000-0x00000000008EA000-memory.dmp

Filesize
64KB

Download
memory/1680-144-0x0000000000710000-0x0000000000719000-memory.dmp

Filesize
36KB

Download
memory/1680-145-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-146-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-147-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-148-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-149-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/1680-158-0x00000000008DA000-0x00000000008EA000-memory.dmp

Filesize
64KB

Download
memory/2604-150-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2604-152-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-154-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-153-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-155-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-156-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-159-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-160-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-161-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-162-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-157-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-163-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-164-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-166-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-165-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2604-167-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-168-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-169-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-170-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-171-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-172-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-173-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-174-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-175-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-176-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-177-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-178-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-179-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-180-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-181-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-182-0x0000000077390000-0x000000007751E000-memory.dmp

Filesize
1.6MB

Download
memory/2604-183-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download