General

  • Target

    6108a95e50db1fa3a44f8bf63673e8db

  • Size

    273KB

  • Sample

    240116-2dnevsbhbp

  • MD5

    6108a95e50db1fa3a44f8bf63673e8db

  • SHA1

    6fad762a7be367571ea8b23bc10ff5ca87ce07c6

  • SHA256

    1ff7dd12f75692a1807c6c9b321615c00639cdeff0ea087751fb8d116ae09200

  • SHA512

    0c2e2ba3a4a7e1cf929417b2b9d0f10beba66498a06b29c2190b3be960277dffea63f129209d8ff08f2205da7c5c020497a696d7f7cf30c652feb8013fbb84c1

  • SSDEEP

    6144:Pf3JE8LYFX8H5vSqTZUJ61gYw+Y3adQ5/aTCdH1+:XJHQX8H5NTZUJ6JwR3v5/amA

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

Extracted

Family

gozi

Targets

    • Target

      6108a95e50db1fa3a44f8bf63673e8db

    • Size

      273KB

    • MD5

      6108a95e50db1fa3a44f8bf63673e8db

    • SHA1

      6fad762a7be367571ea8b23bc10ff5ca87ce07c6

    • SHA256

      1ff7dd12f75692a1807c6c9b321615c00639cdeff0ea087751fb8d116ae09200

    • SHA512

      0c2e2ba3a4a7e1cf929417b2b9d0f10beba66498a06b29c2190b3be960277dffea63f129209d8ff08f2205da7c5c020497a696d7f7cf30c652feb8013fbb84c1

    • SSDEEP

      6144:Pf3JE8LYFX8H5vSqTZUJ61gYw+Y3adQ5/aTCdH1+:XJHQX8H5NTZUJ6JwR3v5/amA

    • BetaBot

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

    • Gozi

      Gozi is a well-known and widely distributed banking trojan.

    • 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