General

  • Target

    07ceef005d2626297437e3289872bf40

  • Size

    326KB

  • Sample

    231224-vr15jsgbgq

  • MD5

    07ceef005d2626297437e3289872bf40

  • SHA1

    d1735d9e00c820525c6005b2e339a4ac0882efa9

  • SHA256

    4d850649831a4cad6dd9d2a6b67fbacc70933c15dd4bd56ff6ffdb27da7aa4a8

  • SHA512

    d4979eb0452c285997fd55fa9873e98f6281f442900e1238ce5a5d9c00b11f26ba1de7a484de50de391f5a7492969f685868e46d4660a23b44602dcdfb44610a

  • SSDEEP

    6144:7ZqLyrRhjz2YKt3MdauLJb3mZ6JJhrr5Ktxxs23:AYRhjKvt3Mda0b2QTVFos2

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Extracted

Family

smokeloader

Version

2020

C2

http://conceitosseg.com/upload/

http://integrasidata.com/upload/

http://ozentekstil.com/upload/

http://finbelportal.com/upload/

http://telanganadigital.com/upload/

rc4.i32
rc4.i32

Targets

    • Target

      07ceef005d2626297437e3289872bf40

    • Size

      326KB

    • MD5

      07ceef005d2626297437e3289872bf40

    • SHA1

      d1735d9e00c820525c6005b2e339a4ac0882efa9

    • SHA256

      4d850649831a4cad6dd9d2a6b67fbacc70933c15dd4bd56ff6ffdb27da7aa4a8

    • SHA512

      d4979eb0452c285997fd55fa9873e98f6281f442900e1238ce5a5d9c00b11f26ba1de7a484de50de391f5a7492969f685868e46d4660a23b44602dcdfb44610a

    • SSDEEP

      6144:7ZqLyrRhjz2YKt3MdauLJb3mZ6JJhrr5Ktxxs23:AYRhjKvt3Mda0b2QTVFos2

    • BetaBot

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

    • Modifies firewall policy service

    • Modifies security service

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Disables taskbar notifications via registry modification

    • Disables use of System Restore points

    • Sets file execution options in registry

    • Sets service image path in registry

    • Checks BIOS information in registry

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • Checks whether UAC is enabled

    • Drops desktop.ini file(s)

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

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

Discovery

Query Registry

6
T1012

System Information Discovery

7
T1082

Software Discovery

1
T1518

Security Software Discovery

1
T1518.001

Peripheral Device Discovery

1
T1120

Impact

Inhibit System Recovery

1
T1490

Tasks