smokeloader | 9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf

Analysis

max time kernel
150s
max time network
92s
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 16:07

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General

Target

9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe
Size

319KB
MD5

34482ccfec4adc294c97920e46b19bc9
SHA1

4e5aa8da8bd593e4e9de724b3968cf1ac3e2136d
SHA256

9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf
SHA512

364fb66e09667583a6041481b256cca3ada25feaeec632aea8c1213f8e24904740511208dc37821f67951cb5aed57688ffc294cc2f73d1948754991f19be3882
SSDEEP

3072:fzr/FLF5LbR60YDprphzm1gxHAMJV9KMm/LC1//+sxA7r09BOdMsjV:rRLrLg0YdrbSyNAYHKxjClRkcwjV

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3660-133-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4916-135-0x0000000000600000-0x0000000000609000-memory.dmp	family_smokeloader
behavioral1/memory/3660-136-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3660-137-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe

description	pid	process	target process
PID 4916 set thread context of 3660	4916	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.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:

9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe

pid	process
3660	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe
3660	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe
3040
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3040

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

3040
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe

pid process

3660 9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe

pid	process
3040

Suspicious use of AdjustPrivilegeToken 20 IoCs

Processes:

description	pid	process
Token: SeShutdownPrivilege	3040
Token: SeCreatePagefilePrivilege	3040
Token: SeShutdownPrivilege	3040
Token: SeCreatePagefilePrivilege	3040
Token: SeShutdownPrivilege	3040
Token: SeCreatePagefilePrivilege	3040
Token: SeShutdownPrivilege	3040
Token: SeCreatePagefilePrivilege	3040
Token: SeShutdownPrivilege	3040
Token: SeCreatePagefilePrivilege	3040
Token: SeShutdownPrivilege	3040
Token: SeCreatePagefilePrivilege	3040
Token: SeShutdownPrivilege	3040
Token: SeCreatePagefilePrivilege	3040
Token: SeShutdownPrivilege	3040
Token: SeCreatePagefilePrivilege	3040
Token: SeShutdownPrivilege	3040
Token: SeCreatePagefilePrivilege	3040
Token: SeShutdownPrivilege	3040
Token: SeCreatePagefilePrivilege	3040

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe

description	pid	process	target process
PID 4916 wrote to memory of 3660	4916	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe
PID 4916 wrote to memory of 3660	4916	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe
PID 4916 wrote to memory of 3660	4916	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe
PID 4916 wrote to memory of 3660	4916	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe
PID 4916 wrote to memory of 3660	4916	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe
PID 4916 wrote to memory of 3660	4916	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe	9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe

C:\Users\Admin\AppData\Local\Temp\9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe
"C:\Users\Admin\AppData\Local\Temp\9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4916

C:\Users\Admin\AppData\Local\Temp\9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe
"C:\Users\Admin\AppData\Local\Temp\9a5332f62b382da141cb5e72abe6b48f2b293e7f97367da0981908cdac532daf.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3660

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3040-187-0x00000000013C0000-0x00000000013D0000-memory.dmp

Filesize
64KB

Download
memory/3040-253-0x00000000015A0000-0x00000000015B0000-memory.dmp

Filesize
64KB

Download
memory/3040-140-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-185-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-141-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-142-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-143-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-144-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-145-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-146-0x00000000035E0000-0x00000000035F0000-memory.dmp

Filesize
64KB

Download
memory/3040-147-0x0000000003600000-0x0000000003610000-memory.dmp

Filesize
64KB

Download
memory/3040-149-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-148-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-150-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-151-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-152-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-153-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-154-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-155-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-156-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-157-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-158-0x0000000003600000-0x0000000003610000-memory.dmp

Filesize
64KB

Download
memory/3040-159-0x0000000003600000-0x0000000003610000-memory.dmp

Filesize
64KB

Download
memory/3040-160-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-161-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-162-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-163-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-164-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-165-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-166-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-167-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-168-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-169-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-170-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-171-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-172-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-173-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-175-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-174-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-176-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-177-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3040-178-0x0000000003600000-0x0000000003610000-memory.dmp

Filesize
64KB

Download
memory/3040-179-0x0000000003600000-0x0000000003610000-memory.dmp

Filesize
64KB

Download
memory/3040-180-0x00000000035F0000-0x0000000003600000-memory.dmp

Filesize
64KB

Download
memory/3040-181-0x0000000003600000-0x0000000003610000-memory.dmp

Filesize
64KB

Download
memory/3040-182-0x0000000003600000-0x0000000003610000-memory.dmp

Filesize
64KB

Download
memory/3040-183-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-138-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-186-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-189-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-188-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-190-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-184-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-139-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-231-0x0000000001350000-0x0000000001360000-memory.dmp

Filesize
64KB

Download
memory/3040-192-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-193-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-194-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-195-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-196-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-197-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-198-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-199-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-200-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-201-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-202-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-203-0x0000000001530000-0x0000000001540000-memory.dmp

Filesize
64KB

Download
memory/3040-204-0x0000000001530000-0x0000000001540000-memory.dmp

Filesize
64KB

Download
memory/3040-205-0x0000000001530000-0x0000000001540000-memory.dmp

Filesize
64KB

Download
memory/3040-206-0x00000000013C0000-0x00000000013D0000-memory.dmp

Filesize
64KB

Download
memory/3040-207-0x0000000001530000-0x0000000001540000-memory.dmp

Filesize
64KB

Download
memory/3040-208-0x0000000001530000-0x0000000001540000-memory.dmp

Filesize
64KB

Download
memory/3040-209-0x0000000001530000-0x0000000001540000-memory.dmp

Filesize
64KB

Download
memory/3040-210-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-211-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-212-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-213-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-214-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-215-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-216-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-218-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-217-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-219-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-220-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-221-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-222-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-223-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-224-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-226-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-227-0x0000000001350000-0x0000000001360000-memory.dmp

Filesize
64KB

Download
memory/3040-228-0x0000000001350000-0x0000000001360000-memory.dmp

Filesize
64KB

Download
memory/3040-229-0x0000000001350000-0x0000000001360000-memory.dmp

Filesize
64KB

Download
memory/3040-230-0x0000000001350000-0x0000000001360000-memory.dmp

Filesize
64KB

Download
memory/3040-191-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-232-0x0000000001350000-0x0000000001360000-memory.dmp

Filesize
64KB

Download
memory/3040-249-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/3040-250-0x0000000001530000-0x0000000001540000-memory.dmp

Filesize
64KB

Download
memory/3040-251-0x00000000015A0000-0x00000000015B0000-memory.dmp

Filesize
64KB

Download
memory/3040-252-0x00000000015A0000-0x00000000015B0000-memory.dmp

Filesize
64KB

Download
memory/3660-132-0x0000000000000000-mapping.dmp

Download
memory/3660-133-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3660-136-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3660-137-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4916-134-0x000000000064E000-0x0000000000663000-memory.dmp

Filesize
84KB

Download
memory/4916-135-0x0000000000600000-0x0000000000609000-memory.dmp

Filesize
36KB

Download