Overview

overview

10

Static

static

3

08335bdd48...15.exe

windows7-x64

7

08335bdd48...15.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    08335bdd48a24722cad27405aa41b915.exe

  • Size

    2.5MB

  • Sample

    231228-hs7x9safgm

  • MD5

    08335bdd48a24722cad27405aa41b915

  • SHA1

    176854b69dfab7ec3520e25f90dbc516ff7672d4

  • SHA256

    b15800d9e86b483c3c2473e20255c247c4879c5d9305590b2eb779871bb136fb

  • SHA512

    4897e5818a582646991560b19c32db33aaf0dada0051bd258d153a4234a648be9b4521079fde3041188ddca74005da36ffbacfee6c25947cda6a61aa6b1f148b

  • SSDEEP

    49152:GDKeuUS/fe2a2AN8jrqXgOWqaSyJYhZcn3uOoaX6uKP5P0z4YxAwuLNKRUqHyuHg:QK5UUeOk8jrqXLyW3yuIQKhSwuRWSaHH

Score
10/10
lummaredlinesmokeloaderstealc777up3backdoorevasioninfostealerpersistencestealertrojan

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://185.215.113.68/fks/index.php

rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

stealc

C2

http://5.42.66.58

Attributes
  • url_path

    /3886d2276f6914c4.php

rc4.plain

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/
rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

777

C2

195.20.16.103:20440

Targets

    • Target

      08335bdd48a24722cad27405aa41b915.exe

    • Size

      2.5MB

    • MD5

      08335bdd48a24722cad27405aa41b915

    • SHA1

      176854b69dfab7ec3520e25f90dbc516ff7672d4

    • SHA256

      b15800d9e86b483c3c2473e20255c247c4879c5d9305590b2eb779871bb136fb

    • SHA512

      4897e5818a582646991560b19c32db33aaf0dada0051bd258d153a4234a648be9b4521079fde3041188ddca74005da36ffbacfee6c25947cda6a61aa6b1f148b

    • SSDEEP

      49152:GDKeuUS/fe2a2AN8jrqXgOWqaSyJYhZcn3uOoaX6uKP5P0z4YxAwuLNKRUqHyuHg:QK5UUeOk8jrqXLyW3yuIQKhSwuRWSaHH

    Score
    10/10
    persistencelummaredlinesmokeloaderstealc777up3backdoorevasioninfostealerstealertrojan

    • Detect Lumma Stealer payload V4

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

      stealerlumma

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

      infostealerredline

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Stealc

      Stealc is an infostealer written in C++.

      stealerstealc

    • Downloads MZ/PE file

    • Modifies Windows Firewall

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Tasks