smokeloader | 05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d

Analysis

max time kernel
95s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-11-2024 10:02

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General

Target

05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.exe
Size

273KB
MD5

39a900a37dfdb579c970ac7b88c9edad
SHA1

b2464c3b3661d3909b6574225204c4a41d7d66e0
SHA256

05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d
SHA512

af3e567cbb60bd1cf6dfe289baf84de4738f811a4de069168d9191da390bd2425fc17a8c6369849709fdd65dba65ec1d7d4c97ac61408b407ae65639dc94bcc2
SSDEEP

3072:RpTl8F8fejCNpVsYWJZYIDx9pJi8dKgMXUaFv1gxo6XrcNm7QM3u56VO:HxJfdVMsIVN67v1r8cPMZY

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 2276 set thread context of 3684	2276	05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.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	05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.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	05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 3684	2276	05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.exe	86
PID 2276 wrote to memory of 3684	2276	05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.exe	86
PID 2276 wrote to memory of 3684	2276	05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.exe	86
PID 2276 wrote to memory of 3684	2276	05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.exe	86
PID 2276 wrote to memory of 3684	2276	05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.exe	86
PID 2276 wrote to memory of 3684	2276	05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.exe	86

C:\Users\Admin\AppData\Local\Temp\05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.exe
"C:\Users\Admin\AppData\Local\Temp\05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Users\Admin\AppData\Local\Temp\05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.exe
  "C:\Users\Admin\AppData\Local\Temp\05d2f1e42b572e19503120cf5da0f96bca94c6ab96021b02013a8e6bc6e59f4d.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:3684

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/2276-1-0x0000000000690000-0x0000000000790000-memory.dmp

Filesize
1024KB

Download
memory/2276-2-0x0000000002190000-0x0000000002199000-memory.dmp

Filesize
36KB

Download
memory/3684-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3684-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3684-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download