Overview

overview

10

Static

static

1

dridex

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-03-2023 12:39

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    400f588f2e07946fb70f43a51bc838b90cb01ebe61074199289a343a2a6f9c96.exe

  • Size

    178KB

  • MD5

    d2b0521f656b6808ef648e63f53e16e9

  • SHA1

    26cd29952ec302b4ee7f1e4c85dd66b1b0144d73

  • SHA256

    400f588f2e07946fb70f43a51bc838b90cb01ebe61074199289a343a2a6f9c96

  • SHA512

    82a5209e8c65301ed9e922b71bc49ca0a2653c781da391af6243966ee7572c301f25a41e7fb8f0b513b9a25899d0ca0a898f9a6e9204da016a6b9ee4c333aedb

  • SSDEEP

    3072:rlDHoyGiMXPsLoXeq5p07hdlRR4jcPGdh+:FIydta5p0XR4jEG

Score
10/10
smokeloaderlabbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Botnet

lab

Extracted

Family

smokeloader

Version

2020

C2

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

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

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Executes dropped EXE 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\400f588f2e07946fb70f43a51bc838b90cb01ebe61074199289a343a2a6f9c96.exe
    "C:\Users\Admin\AppData\Local\Temp\400f588f2e07946fb70f43a51bc838b90cb01ebe61074199289a343a2a6f9c96.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2180
    • C:\Users\Admin\AppData\Local\Temp\400f588f2e07946fb70f43a51bc838b90cb01ebe61074199289a343a2a6f9c96.exe
      "C:\Users\Admin\AppData\Local\Temp\400f588f2e07946fb70f43a51bc838b90cb01ebe61074199289a343a2a6f9c96.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2980
  • C:\Users\Admin\AppData\Roaming\utrwihs
    C:\Users\Admin\AppData\Roaming\utrwihs
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1748
    • C:\Users\Admin\AppData\Roaming\utrwihs
      C:\Users\Admin\AppData\Roaming\utrwihs
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:448

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\utrwihs
    Filesize

    178KB

    MD5

    d2b0521f656b6808ef648e63f53e16e9

    SHA1

    26cd29952ec302b4ee7f1e4c85dd66b1b0144d73

    SHA256

    400f588f2e07946fb70f43a51bc838b90cb01ebe61074199289a343a2a6f9c96

    SHA512

    82a5209e8c65301ed9e922b71bc49ca0a2653c781da391af6243966ee7572c301f25a41e7fb8f0b513b9a25899d0ca0a898f9a6e9204da016a6b9ee4c333aedb

    Download Submit
  • C:\Users\Admin\AppData\Roaming\utrwihs
    Filesize

    178KB

    MD5

    d2b0521f656b6808ef648e63f53e16e9

    SHA1

    26cd29952ec302b4ee7f1e4c85dd66b1b0144d73

    SHA256

    400f588f2e07946fb70f43a51bc838b90cb01ebe61074199289a343a2a6f9c96

    SHA512

    82a5209e8c65301ed9e922b71bc49ca0a2653c781da391af6243966ee7572c301f25a41e7fb8f0b513b9a25899d0ca0a898f9a6e9204da016a6b9ee4c333aedb

    Download Submit
  • C:\Users\Admin\AppData\Roaming\utrwihs
    Filesize

    178KB

    MD5

    d2b0521f656b6808ef648e63f53e16e9

    SHA1

    26cd29952ec302b4ee7f1e4c85dd66b1b0144d73

    SHA256

    400f588f2e07946fb70f43a51bc838b90cb01ebe61074199289a343a2a6f9c96

    SHA512

    82a5209e8c65301ed9e922b71bc49ca0a2653c781da391af6243966ee7572c301f25a41e7fb8f0b513b9a25899d0ca0a898f9a6e9204da016a6b9ee4c333aedb

    Download Submit
  • memory/448-150-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/448-154-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/2180-135-0x0000000000530000-0x0000000000539000-memory.dmp
    Filesize

    36KB

    Download
  • memory/2980-134-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/2980-136-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/2980-138-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/3156-137-0x0000000002E30000-0x0000000002E46000-memory.dmp
    Filesize

    88KB

    Download
  • memory/3156-151-0x0000000002E70000-0x0000000002E86000-memory.dmp
    Filesize

    88KB

    Download