smokeloader | 9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
06-02-2023 23:35

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General

Target

9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe
Size

301KB
MD5

e520a1257871d248e40cc3fa285f27b8
SHA1

db634df507cb79df1f54becb97e0dbd4e8b1579d
SHA256

9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4
SHA512

bb328c9bdb6c93650c8ed7def0dde70a5c681b0f691698892db0bdfcaa7f44db9d1dad8d65591a5719686ddbeb8e65def46d6de1ebcd363768073b470375f0c0
SSDEEP

3072:C6Qb6bv9ILtXRGZI2eO4ieaqb3KAhCHe8wWurQG7p2uQjiMTE5tNCa6Vi:C/4aLtkZgO4Pakate8c1p2uQj95a4

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2084-133-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4976-135-0x00000000005E0000-0x00000000005E9000-memory.dmp	family_smokeloader
behavioral1/memory/2084-136-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/2084-137-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe

description	pid	process	target process
PID 4976 set thread context of 2084	4976	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe

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

Processes:

9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe

pid	process
2084	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe
2084	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe
2764
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2764

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

2764
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe

pid process

2084 9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe

pid	process
2764

Suspicious use of AdjustPrivilegeToken 12 IoCs

Processes:

description	pid	process
Token: SeShutdownPrivilege	2764
Token: SeCreatePagefilePrivilege	2764
Token: SeShutdownPrivilege	2764
Token: SeCreatePagefilePrivilege	2764
Token: SeShutdownPrivilege	2764
Token: SeCreatePagefilePrivilege	2764
Token: SeShutdownPrivilege	2764
Token: SeCreatePagefilePrivilege	2764
Token: SeShutdownPrivilege	2764
Token: SeCreatePagefilePrivilege	2764
Token: SeShutdownPrivilege	2764
Token: SeCreatePagefilePrivilege	2764

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe

description	pid	process	target process
PID 4976 wrote to memory of 2084	4976	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe
PID 4976 wrote to memory of 2084	4976	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe
PID 4976 wrote to memory of 2084	4976	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe
PID 4976 wrote to memory of 2084	4976	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe
PID 4976 wrote to memory of 2084	4976	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe
PID 4976 wrote to memory of 2084	4976	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe	9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe

C:\Users\Admin\AppData\Local\Temp\9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe
"C:\Users\Admin\AppData\Local\Temp\9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4976

C:\Users\Admin\AppData\Local\Temp\9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe
"C:\Users\Admin\AppData\Local\Temp\9982a57ab7ae972ac63f30df9d7f8d9ccd32edb19070e0358ff97a8f871d37f4.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2084

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/2084-132-0x0000000000000000-mapping.dmp

Download
memory/2084-133-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2084-136-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2084-137-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2764-138-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-139-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-140-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-141-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-142-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-143-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-144-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-145-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-147-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-148-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-146-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-149-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-150-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-151-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-152-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-153-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-154-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-155-0x00000000029E0000-0x00000000029F0000-memory.dmp

Filesize
64KB

Download
memory/2764-156-0x00000000029E0000-0x00000000029F0000-memory.dmp

Filesize
64KB

Download
memory/2764-157-0x00000000029E0000-0x00000000029F0000-memory.dmp

Filesize
64KB

Download
memory/2764-158-0x00000000029E0000-0x00000000029F0000-memory.dmp

Filesize
64KB

Download
memory/2764-159-0x00000000029E0000-0x00000000029F0000-memory.dmp

Filesize
64KB

Download
memory/2764-160-0x00000000029E0000-0x00000000029F0000-memory.dmp

Filesize
64KB

Download
memory/2764-161-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-162-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-163-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-164-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-165-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-166-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-167-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-168-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-169-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-170-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-171-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-172-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-173-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-174-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-175-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-176-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-177-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-178-0x0000000000960000-0x0000000000970000-memory.dmp

Filesize
64KB

Download
memory/2764-179-0x0000000002450000-0x0000000002460000-memory.dmp

Filesize
64KB

Download
memory/2764-180-0x0000000002450000-0x0000000002460000-memory.dmp

Filesize
64KB

Download
memory/2764-181-0x0000000000960000-0x0000000000970000-memory.dmp

Filesize
64KB

Download
memory/2764-182-0x0000000002450000-0x0000000002460000-memory.dmp

Filesize
64KB

Download
memory/2764-183-0x0000000002450000-0x0000000002460000-memory.dmp

Filesize
64KB

Download
memory/2764-184-0x0000000002450000-0x0000000002460000-memory.dmp

Filesize
64KB

Download
memory/2764-185-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-186-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-187-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-188-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-189-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-190-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-191-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-192-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-193-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-194-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-195-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-196-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-197-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-198-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-200-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-199-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-202-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-201-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-203-0x00000000029C0000-0x00000000029D0000-memory.dmp

Filesize
64KB

Download
memory/2764-204-0x00000000029A0000-0x00000000029B0000-memory.dmp

Filesize
64KB

Download
memory/2764-205-0x00000000029A0000-0x00000000029B0000-memory.dmp

Filesize
64KB

Download
memory/4976-134-0x000000000060E000-0x0000000000623000-memory.dmp

Filesize
84KB

Download
memory/4976-135-0x00000000005E0000-0x00000000005E9000-memory.dmp

Filesize
36KB

Download