smokeloader | 053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73

Analysis

max time kernel
95s
max time network
138s
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 23:31

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General

Target

053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.exe
Size

217KB
MD5

476fa6f10abf4be757e0fb00b18a5d39
SHA1

ddc117346207c94f95170a22ece5121bf7efd7e5
SHA256

053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73
SHA512

109ae4a0b30a1b90de2ad9d82004021404cdab3df389bea84f5d7e322387e6b62229bcebdbe0b9da352b9362c621197c3a39d63a3952452a54f09d167d513d0f
SSDEEP

3072:bPDm5LbqLlkIhXtr6W7PmAyXUG5+CCpmbxaVGhsZVggjcGkNIVqI/sxkgaBChCy2:bPDILEkIXtf4WCivV5b7ITsqXigad

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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 2216 set thread context of 3248	2216	053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.exe	90

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	053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.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	053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 3248	2216	053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.exe	90
PID 2216 wrote to memory of 3248	2216	053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.exe	90
PID 2216 wrote to memory of 3248	2216	053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.exe	90
PID 2216 wrote to memory of 3248	2216	053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.exe	90
PID 2216 wrote to memory of 3248	2216	053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.exe	90
PID 2216 wrote to memory of 3248	2216	053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.exe	90

C:\Users\Admin\AppData\Local\Temp\053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.exe
"C:\Users\Admin\AppData\Local\Temp\053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Users\Admin\AppData\Local\Temp\053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.exe
  "C:\Users\Admin\AppData\Local\Temp\053b3286a87f9473f97143dd7d94328be2ab2302831c48d5e8ba27a917022d73.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:3248

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/2216-0-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/2216-1-0x00000000001D0000-0x00000000001D9000-memory.dmp

Filesize
36KB

Download
memory/2216-3-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/3248-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3248-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3248-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download