smokeloader | 39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-11-2024 23:49

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General

Target

39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe
Size

264KB
MD5

24663115402c0ede1e343e2fe04ea243
SHA1

20a731dba591f95dc9e021d8139adf0d46fce135
SHA256

39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3
SHA512

97bc05cf7726ad9d3645146a483942a3f1fd87617f61ca11c1250226927680f76cde2cfc5d7412ee4b20284402d221cec73640bb52df0ece01ff166f7db2c415
SSDEEP

3072:Sa+a1YfDFBdxeYJMdHz7wGy63xse/to4Hh7IxSAE6pAkaTADQIk2PrLl9KkpzRNc:SaaLFBPCdHz7L/Sgt0AoQIJX9VRu

Score

10^/10

smokeloader 7777 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

7777

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5024 set thread context of 3472	5024	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe	86

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5024 wrote to memory of 3472	5024	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe	86
PID 5024 wrote to memory of 3472	5024	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe	86
PID 5024 wrote to memory of 3472	5024	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe	86
PID 5024 wrote to memory of 3472	5024	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe	86
PID 5024 wrote to memory of 3472	5024	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe	86
PID 5024 wrote to memory of 3472	5024	39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe	86

C:\Users\Admin\AppData\Local\Temp\39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe
"C:\Users\Admin\AppData\Local\Temp\39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5024
- C:\Users\Admin\AppData\Local\Temp\39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe
  "C:\Users\Admin\AppData\Local\Temp\39d1c252463be538d53e36a9a1e5dca56f1b12271ca770807cc2fbf20007dcb3.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:3472

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3472-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3472-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3472-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/5024-1-0x0000000002CB0000-0x0000000002DB0000-memory.dmp

Filesize
1024KB

Download
memory/5024-2-0x0000000002CA0000-0x0000000002CAA000-memory.dmp

Filesize
40KB

Download