Overview

overview

10

Static

static

3

c4972f0769...dc.exe

windows7-x64

10

c4972f0769...dc.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c4972f07694277e5d1430964ab0bb4dc

  • Size

    265KB

  • Sample

    231222-rvvkdsbael

  • MD5

    c4972f07694277e5d1430964ab0bb4dc

  • SHA1

    2c78547f2bfaf1e3b9dedcf16b0dd0090ff35507

  • SHA256

    d53a6c9cf63e42512bff1bd4a8ddf34264608240462263b47c93fec72fb386f4

  • SHA512

    e08cda7b9daf8970719620ad7be78a08a36e730b3d83c4591273882a71eea0e33d1c15e99fb1618eb9bb40ce031ecfb31a42a358615254f33e4922d19dbab7cb

  • SSDEEP

    6144:EbbLFVziTppCwH2sDFHWWxKKqOTsZrafOOy:87ziTppX2sDNWWxPqOr

Score
10/10
betabotsmokeloaderbackdoorbotnetevasionpersistencetrojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://varmisende.com/upload/

http://fernandomayol.com/upload/

http://nextlytm.com/upload/

http://people4jan.com/upload/

http://asfaltwerk.com/upload/
rc4.i32
rc4.i32

Targets

    • Target

      c4972f07694277e5d1430964ab0bb4dc

    • Size

      265KB

    • MD5

      c4972f07694277e5d1430964ab0bb4dc

    • SHA1

      2c78547f2bfaf1e3b9dedcf16b0dd0090ff35507

    • SHA256

      d53a6c9cf63e42512bff1bd4a8ddf34264608240462263b47c93fec72fb386f4

    • SHA512

      e08cda7b9daf8970719620ad7be78a08a36e730b3d83c4591273882a71eea0e33d1c15e99fb1618eb9bb40ce031ecfb31a42a358615254f33e4922d19dbab7cb

    • SSDEEP

      6144:EbbLFVziTppCwH2sDFHWWxKKqOTsZrafOOy:87ziTppX2sDNWWxPqOr

    Score
    10/10
    betabotsmokeloaderbackdoorbotnetevasionpersistencetrojan

    • BetaBot

      Beta Bot is a Trojan that infects computers and disables Antivirus.

      trojanbackdoorbotnetbetabot

    • Modifies firewall policy service

      evasion

    • Modifies security service

      evasion

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Disables taskbar notifications via registry modification

      evasion

    • Disables use of System Restore points

      evasion

    • Sets file execution options in registry

      persistence

    • Sets service image path in registry

      persistence

    • Checks BIOS information in registry

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks for any installed AV software in registry

    • Checks whether UAC is enabled

      evasiontrojan

    • Drops desktop.ini file(s)

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

3
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

3
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

8
T1112

Credential Access

Discovery

Query Registry

5
T1012

System Information Discovery

5
T1082

Software Discovery

1
T1518

Security Software Discovery

1
T1518.001

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

1
T1490

Resource Development

Reconnaissance

Tasks