smokeloader | fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a

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
10/10/2022, 04:22

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General

Target

fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe
Size

270KB
MD5

faf2a2ea28f99e7991e29476d71a409c
SHA1

26e233825fcdfc442d70fa7ec792d61744196b23
SHA256

fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a
SHA512

481b80254b80b15b610970f28564d0a6886b8f1951d3164b5bdbdf580e3d9031808f05fbb35b52aef478c443f518dd0a4c2c5c59acfe1b170dfc475b71911ea2
SSDEEP

3072:gXhC938a4eOUW+ze2MVO5zLGBHDWXu7dXX4xEDM/h3qpZa9uD6VdyhkhUuS:U8sFqeBULsHqUXI+rwVfquS

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 5 IoCs

resource	yara_rule
behavioral1/memory/2660-146-0x00000000004A0000-0x00000000004A9000-memory.dmp	family_smokeloader
behavioral1/memory/4124-150-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4124-151-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/4124-169-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4124-183-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
3056	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2660 set thread context of 4124	2660	fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.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	fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4124	fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe
4124	fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe
3056	Process not Found
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3056	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4124	fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 4124	2660	fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe	66
PID 2660 wrote to memory of 4124	2660	fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe	66
PID 2660 wrote to memory of 4124	2660	fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe	66
PID 2660 wrote to memory of 4124	2660	fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe	66
PID 2660 wrote to memory of 4124	2660	fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe	66
PID 2660 wrote to memory of 4124	2660	fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe	66

C:\Users\Admin\AppData\Local\Temp\fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe
"C:\Users\Admin\AppData\Local\Temp\fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Users\Admin\AppData\Local\Temp\fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe
  "C:\Users\Admin\AppData\Local\Temp\fa6974932d96986c02c70893ab583a6fa5e620b100037dfc535a8c54392a0c1a.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:4124

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/2660-120-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-121-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-122-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-123-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-124-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-125-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-126-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-127-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-128-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-129-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-130-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-132-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-131-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-133-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-134-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-135-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-136-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-137-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-138-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-139-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-140-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-141-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-142-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-143-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-144-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-145-0x000000000064A000-0x000000000065A000-memory.dmp

Filesize
64KB

Download
memory/2660-146-0x00000000004A0000-0x00000000004A9000-memory.dmp

Filesize
36KB

Download
memory/2660-147-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-148-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-149-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2660-154-0x000000000064A000-0x000000000065A000-memory.dmp

Filesize
64KB

Download
memory/4124-150-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4124-152-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-153-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-155-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-156-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-157-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-158-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-159-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-160-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-161-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-162-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-163-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-164-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-165-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-166-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-167-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-169-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4124-170-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-171-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-168-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-172-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-174-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-173-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-175-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-176-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-177-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-178-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-179-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-180-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-181-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-182-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-183-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download