smokeloader | c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829

Analysis

max time kernel
150s
max time network
85s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
13/09/2022, 04:09

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe
Size

267KB
MD5

51b8c675a784d9fd6257f1db51a28624
SHA1

ec8c5b8e3181065ed7a3ca1c5a836a8dce1b6631
SHA256

c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829
SHA512

fb273c61a1fa56738ce10f8d642efc7da6dd90022afe0203019e1c7e4df67bd2af5f803f7cb9ca8d19f6a6316c250cb05ed05ed3bd01046b86084bb3ffbf385c
SSDEEP

6144:4sxqFaeR195lHlxc8JTooPs/p+MtZq9L:Xq5195pHc8JTooPskMt

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 7 IoCs

resource	yara_rule
behavioral1/memory/2584-142-0x00000000001D0000-0x00000000001D9000-memory.dmp	family_smokeloader
behavioral1/memory/3892-147-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3892-148-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/3892-169-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3892-179-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3404-210-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/3404-242-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Executes dropped EXE 2 IoCs

pid	Process
4864	sregjjd
3404	sregjjd

Deletes itself 1 IoCs

pid	Process
3064	Process not Found

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2584 set thread context of 3892	2584	c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe	66
PID 4864 set thread context of 3404	4864	sregjjd	68

Checks SCSI registry key(s) 3 TTPs 6 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	sregjjd
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	sregjjd
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	sregjjd
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3892	c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe
3892	c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found
3064	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3064	Process not Found

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3892	c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe
3404	sregjjd

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3064	Process not Found
Token: SeCreatePagefilePrivilege	3064	Process not Found

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2584 wrote to memory of 3892	2584	c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe	66
PID 2584 wrote to memory of 3892	2584	c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe	66
PID 2584 wrote to memory of 3892	2584	c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe	66
PID 2584 wrote to memory of 3892	2584	c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe	66
PID 2584 wrote to memory of 3892	2584	c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe	66
PID 2584 wrote to memory of 3892	2584	c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe	66
PID 4864 wrote to memory of 3404	4864	sregjjd	68
PID 4864 wrote to memory of 3404	4864	sregjjd	68
PID 4864 wrote to memory of 3404	4864	sregjjd	68
PID 4864 wrote to memory of 3404	4864	sregjjd	68
PID 4864 wrote to memory of 3404	4864	sregjjd	68
PID 4864 wrote to memory of 3404	4864	sregjjd	68

C:\Users\Admin\AppData\Local\Temp\c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe
"C:\Users\Admin\AppData\Local\Temp\c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2584
- C:\Users\Admin\AppData\Local\Temp\c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe
  "C:\Users\Admin\AppData\Local\Temp\c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:3892

C:\Users\Admin\AppData\Roaming\sregjjd
C:\Users\Admin\AppData\Roaming\sregjjd
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4864
- C:\Users\Admin\AppData\Roaming\sregjjd
  C:\Users\Admin\AppData\Roaming\sregjjd
  2⤵
  - Executes dropped EXE
  - Checks SCSI registry key(s)
  - Suspicious behavior: MapViewOfSection
  PID:3404

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\sregjjd

Filesize
267KB

MD5
51b8c675a784d9fd6257f1db51a28624

SHA1
ec8c5b8e3181065ed7a3ca1c5a836a8dce1b6631

SHA256
c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829

SHA512
fb273c61a1fa56738ce10f8d642efc7da6dd90022afe0203019e1c7e4df67bd2af5f803f7cb9ca8d19f6a6316c250cb05ed05ed3bd01046b86084bb3ffbf385c

Download Submit
C:\Users\Admin\AppData\Roaming\sregjjd

Filesize
267KB

MD5
51b8c675a784d9fd6257f1db51a28624

SHA1
ec8c5b8e3181065ed7a3ca1c5a836a8dce1b6631

SHA256
c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829

SHA512
fb273c61a1fa56738ce10f8d642efc7da6dd90022afe0203019e1c7e4df67bd2af5f803f7cb9ca8d19f6a6316c250cb05ed05ed3bd01046b86084bb3ffbf385c

Download Submit
C:\Users\Admin\AppData\Roaming\sregjjd

Filesize
267KB

MD5
51b8c675a784d9fd6257f1db51a28624

SHA1
ec8c5b8e3181065ed7a3ca1c5a836a8dce1b6631

SHA256
c072fe24046a3228661e3ae9b96fce4e39dab53f058b62e944cac3c58c1b5829

SHA512
fb273c61a1fa56738ce10f8d642efc7da6dd90022afe0203019e1c7e4df67bd2af5f803f7cb9ca8d19f6a6316c250cb05ed05ed3bd01046b86084bb3ffbf385c

Download Submit
memory/2584-117-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-118-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-119-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-120-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-121-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-122-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-123-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-124-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-125-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-126-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-127-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-128-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-129-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-130-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-131-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-133-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-134-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-135-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-136-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-138-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-137-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-139-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-140-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-141-0x00000000007F0000-0x000000000089E000-memory.dmp

Filesize
696KB

Download
memory/2584-142-0x00000000001D0000-0x00000000001D9000-memory.dmp

Filesize
36KB

Download
memory/2584-143-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-144-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-145-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/2584-146-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3404-242-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3892-149-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-168-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-147-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3892-150-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-151-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-152-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-153-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-154-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-155-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-156-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-157-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-158-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-159-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-160-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-161-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-162-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-163-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-164-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-165-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-166-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-167-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-169-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3892-170-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-171-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-172-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-173-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-174-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-175-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-176-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-177-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-178-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/3892-179-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4864-181-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/4864-182-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/4864-183-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/4864-185-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/4864-184-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/4864-186-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/4864-187-0x0000000077A40000-0x0000000077BCE000-memory.dmp

Filesize
1.6MB

Download
memory/4864-220-0x0000000000B76000-0x0000000000B86000-memory.dmp

Filesize
64KB

Download