smokeloader | b4d4e684938ebdc7af8f586c12d6d56f3743941fd882d96f6d2c9bc064411416

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 19:16

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General

Target

1860ada338d265ee0aeae9faf440f62d7f35d2f87f4cd1cfc3e8cabfd3ac3ee9.exe
Size

293KB
MD5

fa9db3b6277d35b0269bb2212017530b
SHA1

4db421ffe1ee92d081467e7c17064c3854afebd8
SHA256

1860ada338d265ee0aeae9faf440f62d7f35d2f87f4cd1cfc3e8cabfd3ac3ee9
SHA512

9829019cd3f969f21d51faebc667429977d198ac7a5097e2b6a1d3f23b04030607e30ab33284b068a640057d88553c1b16803c42352cf379900366e92caf94f5
SSDEEP

3072:zLn9WLOQkU4EPLAW6dufLTugvAGPWrxpzbgqruJnfed:zj9WLOPEPqufLvvAGPuzbgwuJG

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 2204 set thread context of 2964	2204	1860ada338d265ee0aeae9faf440f62d7f35d2f87f4cd1cfc3e8cabfd3ac3ee9.exe	31

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	1860ada338d265ee0aeae9faf440f62d7f35d2f87f4cd1cfc3e8cabfd3ac3ee9.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 2964	2204	1860ada338d265ee0aeae9faf440f62d7f35d2f87f4cd1cfc3e8cabfd3ac3ee9.exe	31
PID 2204 wrote to memory of 2964	2204	1860ada338d265ee0aeae9faf440f62d7f35d2f87f4cd1cfc3e8cabfd3ac3ee9.exe	31
PID 2204 wrote to memory of 2964	2204	1860ada338d265ee0aeae9faf440f62d7f35d2f87f4cd1cfc3e8cabfd3ac3ee9.exe	31
PID 2204 wrote to memory of 2964	2204	1860ada338d265ee0aeae9faf440f62d7f35d2f87f4cd1cfc3e8cabfd3ac3ee9.exe	31
PID 2204 wrote to memory of 2964	2204	1860ada338d265ee0aeae9faf440f62d7f35d2f87f4cd1cfc3e8cabfd3ac3ee9.exe	31
PID 2204 wrote to memory of 2964	2204	1860ada338d265ee0aeae9faf440f62d7f35d2f87f4cd1cfc3e8cabfd3ac3ee9.exe	31
PID 2204 wrote to memory of 2964	2204	1860ada338d265ee0aeae9faf440f62d7f35d2f87f4cd1cfc3e8cabfd3ac3ee9.exe	31

C:\Users\Admin\AppData\Local\Temp\1860ada338d265ee0aeae9faf440f62d7f35d2f87f4cd1cfc3e8cabfd3ac3ee9.exe
"C:\Users\Admin\AppData\Local\Temp\1860ada338d265ee0aeae9faf440f62d7f35d2f87f4cd1cfc3e8cabfd3ac3ee9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Users\Admin\AppData\Local\Temp\1860ada338d265ee0aeae9faf440f62d7f35d2f87f4cd1cfc3e8cabfd3ac3ee9.exe
  "C:\Users\Admin\AppData\Local\Temp\1860ada338d265ee0aeae9faf440f62d7f35d2f87f4cd1cfc3e8cabfd3ac3ee9.exe"
  2⤵
  PID:2964

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2204-1-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/2204-0-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2204-5-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/2964-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2964-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2964-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2964-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2964-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download