smokeloader | df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554

Analysis

max time kernel
165s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
28-11-2022 03:45

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General

Target

df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe
Size

144KB
MD5

c1bc46100086c038cebec30ef062a833
SHA1

8fce0a5fd6414383c768daa4727e60e01bcb00e0
SHA256

df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554
SHA512

2e7a1920c3d9c3ff815543a0794ace567319a7658ae16d7fb8d759609e1ed33559e93159122cdcf0a2b3eff8256b89d437b9c57d569ea861aaef9d0cceae144b
SSDEEP

3072:aJcYnnXvIM98+5zmd9yvmGkjuPKxng0E2QyfD3G4m:HYnfIM97md9TUyxnggQyfDbm

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3092-134-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3260-135-0x0000000002190000-0x0000000002199000-memory.dmp	family_smokeloader
behavioral1/memory/3092-136-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3092-137-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe

description	pid	process	target process
PID 3260 set thread context of 3092	3260	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.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:

df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe

pid	process
3092	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe
3092	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

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Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe

pid process

3092 df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe

pid	process
1028

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe

description	pid	process	target process
PID 3260 wrote to memory of 3092	3260	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe
PID 3260 wrote to memory of 3092	3260	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe
PID 3260 wrote to memory of 3092	3260	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe
PID 3260 wrote to memory of 3092	3260	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe
PID 3260 wrote to memory of 3092	3260	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe
PID 3260 wrote to memory of 3092	3260	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe	df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe

C:\Users\Admin\AppData\Local\Temp\df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe
"C:\Users\Admin\AppData\Local\Temp\df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3260
- C:\Users\Admin\AppData\Local\Temp\df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe
  "C:\Users\Admin\AppData\Local\Temp\df6cc1348bcb33ac840ca176cec4118691578416acaf7747dc5eedf038820554.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:3092

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/3092-133-0x0000000000000000-mapping.dmp

Download
memory/3092-134-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3092-136-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3092-137-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3260-135-0x0000000002190000-0x0000000002199000-memory.dmp

Filesize
36KB

Download