smokeloader | e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14

Analysis

max time kernel
150s
max time network
62s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
08/09/2022, 06:34

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General

Target

e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe
Size

244KB
MD5

1952a5ba5078b3fed49374cd1b46f219
SHA1

754cccff3803b75d7251eaf8f8c2488f92746519
SHA256

e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14
SHA512

6ea96b5e61d6f35ac2702a8ac481036ea13665afad1cb18a325c05ab97e86ce0b084e42ccecef62c611a71d8a0e8ab09f699c65455a050f785f584ebbb706e7e
SSDEEP

6144:aYstvoDABjJMtO0tcLMHpkBvmYafIKh9Hp+RJ2Wye9zP8c:aY+oClMtWyIKLp+RJ2Wh4

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 4 IoCs

resource	yara_rule
behavioral1/memory/2148-144-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/2148-145-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/2148-156-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/2148-177-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
2288	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4200 set thread context of 2148	4200	e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.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 queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2148	e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe
2148	e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe
2288	Process not Found
2288	Process not Found
2288	Process not Found
2288	Process not Found
2288	Process not Found
2288	Process not Found
2288	Process not Found
2288	Process not Found
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2288	Process not Found
2288	Process not Found
2288	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2288	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2148	e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4200 wrote to memory of 2148	4200	e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe	66
PID 4200 wrote to memory of 2148	4200	e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe	66
PID 4200 wrote to memory of 2148	4200	e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe	66
PID 4200 wrote to memory of 2148	4200	e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe	66
PID 4200 wrote to memory of 2148	4200	e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe	66
PID 4200 wrote to memory of 2148	4200	e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe	66

C:\Users\Admin\AppData\Local\Temp\e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe
"C:\Users\Admin\AppData\Local\Temp\e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4200
- C:\Users\Admin\AppData\Local\Temp\e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe
  "C:\Users\Admin\AppData\Local\Temp\e5a21494f94d875629ff61533dedea182f11864a8367a06a942cd3441d475a14.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:2148

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/2148-160-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-164-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-177-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2148-176-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-175-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-174-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-173-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-172-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-171-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-170-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-169-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-168-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-167-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-166-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-165-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-148-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-147-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-163-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-162-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-161-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-159-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-158-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-157-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-156-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2148-155-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-154-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-153-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-152-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-144-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2148-151-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-149-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2148-150-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-131-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-146-0x0000000000B06000-0x0000000000B17000-memory.dmp

Filesize
68KB

Download
memory/4200-130-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-116-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-143-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-142-0x0000000000970000-0x0000000000ABA000-memory.dmp

Filesize
1.3MB

Download
memory/4200-141-0x0000000000B06000-0x0000000000B17000-memory.dmp

Filesize
68KB

Download
memory/4200-140-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-139-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-138-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-137-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-136-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-115-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-135-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-134-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-132-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-133-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-129-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-128-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-127-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-126-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-125-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-124-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-123-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-122-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-121-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-120-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-119-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-118-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4200-117-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download