smokeloader | 9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699

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
15-12-2024 13:37

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General

Target

9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.exe
Size

285KB
MD5

d55d2ec8fd5de598a396c61a5ba3f761
SHA1

e9f94a0e4e8e5202d4d08ced986f1dffab59d7c0
SHA256

9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699
SHA512

5444928067b27d1443498cbaedfa24dee37e6650867390ae2610b98b599c5b5b16a77ee8359523b5a6d0cd3f00d50cd3cff6a671fbd4ea7185883de15cd6f502
SSDEEP

3072:Lm5FidujdvT5bAv4pjbZU2fMepROutp3xz9dtDDLVSVgtF/Dw:kiQttAwU20qOud9/XL0Vgq

Score

10^/10

smokeloader pub3 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

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 4080 set thread context of 3024	4080	9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.exe	82

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	9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.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	9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4080 wrote to memory of 3024	4080	9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.exe	82
PID 4080 wrote to memory of 3024	4080	9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.exe	82
PID 4080 wrote to memory of 3024	4080	9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.exe	82
PID 4080 wrote to memory of 3024	4080	9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.exe	82
PID 4080 wrote to memory of 3024	4080	9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.exe	82
PID 4080 wrote to memory of 3024	4080	9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.exe	82

C:\Users\Admin\AppData\Local\Temp\9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.exe
"C:\Users\Admin\AppData\Local\Temp\9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4080
- C:\Users\Admin\AppData\Local\Temp\9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.exe
  "C:\Users\Admin\AppData\Local\Temp\9bc08b6a4cd5aa9930c986a2821bfbf18c96ad70023de721d783097503197699.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:3024

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

Replay Monitor

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Downloads

memory/3024-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3024-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3024-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4080-2-0x0000000000BB0000-0x0000000000BB9000-memory.dmp

Filesize
36KB

Download
memory/4080-1-0x0000000000C20000-0x0000000000D20000-memory.dmp

Filesize
1024KB

Download