smokeloader | 690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df

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
08/10/2022, 13:42

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General

Target

690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe
Size

269KB
MD5

4e9cc495267fa3bdbd1dd96081c0d56b
SHA1

2297cded497c13745f6141f198d805fc6f5d0298
SHA256

690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df
SHA512

a86ca58952fc987149bf7494845a6137adf7b1548288eed04c6d5d2a2c9c478fb7b913d01f6a2beab9fbe363df9770c1237387c49443594c85481be8677688fa
SSDEEP

6144:opB+xQMCpg3Q7Zz2JOCn0P3fWQ4iruMqrFnerwVfeXO:opo4pgh0vuQaneL

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 5 IoCs

resource	yara_rule
behavioral1/memory/4328-145-0x0000000002020000-0x0000000002029000-memory.dmp	family_smokeloader
behavioral1/memory/4008-149-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4008-150-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/4008-166-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4008-181-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
2064	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4328 set thread context of 4008	4328	690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.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	690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4008	690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe
4008	690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe
2064	Process not Found
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2064	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2064	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4008	690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4328 wrote to memory of 4008	4328	690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe	66
PID 4328 wrote to memory of 4008	4328	690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe	66
PID 4328 wrote to memory of 4008	4328	690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe	66
PID 4328 wrote to memory of 4008	4328	690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe	66
PID 4328 wrote to memory of 4008	4328	690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe	66
PID 4328 wrote to memory of 4008	4328	690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe	66

C:\Users\Admin\AppData\Local\Temp\690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe
"C:\Users\Admin\AppData\Local\Temp\690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4328
- C:\Users\Admin\AppData\Local\Temp\690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe
  "C:\Users\Admin\AppData\Local\Temp\690b6f69c4c6c01b8b5f8d0a36a7ef4668e36ba04841dbf1ca3960bb175b59df.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:4008

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/4008-162-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-168-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-181-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4008-180-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-179-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-178-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-177-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-176-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-175-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-174-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-173-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-172-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-171-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-170-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-169-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-151-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-149-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4008-152-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-166-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4008-167-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-165-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-164-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-163-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-161-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-160-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-159-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-158-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-157-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-156-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-155-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-154-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4008-153-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-136-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-133-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-119-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-148-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-147-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-146-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-145-0x0000000002020000-0x0000000002029000-memory.dmp

Filesize
36KB

Download
memory/4328-144-0x0000000000540000-0x000000000068A000-memory.dmp

Filesize
1.3MB

Download
memory/4328-143-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-142-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-141-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-139-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-118-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-138-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-135-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-137-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-134-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-132-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-131-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-130-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-129-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-128-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-127-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-126-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-125-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-124-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-123-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-122-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-121-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download
memory/4328-120-0x00000000776D0000-0x000000007785E000-memory.dmp

Filesize
1.6MB

Download