smokeloader | 33adf37bfe4bffa1fe39bdbf0a51f6eb82feae2caced691096a40be0e56fc3dc

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/11/2024, 05:53

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General

Target

33adf37bfe4bffa1fe39bdbf0a51f6eb82feae2caced691096a40be0e56fc3dc.exe
Size

275KB
MD5

db50948ac4a52fcc82a81f512caa237b
SHA1

ce7ac1c40fa31e0d69b33b4d9f5d917e9afc0430
SHA256

33adf37bfe4bffa1fe39bdbf0a51f6eb82feae2caced691096a40be0e56fc3dc
SHA512

029112690117d3d9149da4836d2a58679f3a6fc54295d441e00aee42bc447c123d92443292aa07a77f641b09971313b8ec470dfdabbea8873a0f8a5394d4f746
SSDEEP

6144:7q542Clnq5eUmjiR16GWvZSE9wGWkZirPVp9Iz6bO:7M42vvmjiR16GWBSXpkUL

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	2112	WerFault.exe	30

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	33adf37bfe4bffa1fe39bdbf0a51f6eb82feae2caced691096a40be0e56fc3dc.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2756	2112	33adf37bfe4bffa1fe39bdbf0a51f6eb82feae2caced691096a40be0e56fc3dc.exe	31
PID 2112 wrote to memory of 2756	2112	33adf37bfe4bffa1fe39bdbf0a51f6eb82feae2caced691096a40be0e56fc3dc.exe	31
PID 2112 wrote to memory of 2756	2112	33adf37bfe4bffa1fe39bdbf0a51f6eb82feae2caced691096a40be0e56fc3dc.exe	31
PID 2112 wrote to memory of 2756	2112	33adf37bfe4bffa1fe39bdbf0a51f6eb82feae2caced691096a40be0e56fc3dc.exe	31

C:\Users\Admin\AppData\Local\Temp\33adf37bfe4bffa1fe39bdbf0a51f6eb82feae2caced691096a40be0e56fc3dc.exe
"C:\Users\Admin\AppData\Local\Temp\33adf37bfe4bffa1fe39bdbf0a51f6eb82feae2caced691096a40be0e56fc3dc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2112 -s 136
  2⤵
  - Program crash
  PID:2756

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/2112-1-0x0000000002D60000-0x0000000002E60000-memory.dmp

Filesize
1024KB

Download
memory/2112-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2112-3-0x0000000000400000-0x0000000002C43000-memory.dmp

Filesize
40.3MB

Download