Overview

overview

10

Static

static

OfficeSetup.exe

windows7_x64

7

OfficeSetup.exe

windows10-2004_x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    OfficeSetup.exe

  • Size

    7.8MB

  • Sample

    220225-n323nagaf7

  • MD5

    20ba712dce269dffcfdc7799efd1a36f

  • SHA1

    e8ae85628d28b5a6d28e02cdd8b20037ed498914

  • SHA256

    30fb56d8d4977c094901fea9e4d8d57692b3dd09e8b547ce38fdacee3385ffe8

  • SHA512

    819ce30b2babf3bbd4aa3bddcf39d17e3084f107a65fb4c0f99af17791cf0c8cd3be8ac139d6f6bacd75bf5d1160e91c952a9677b58df50c53ed84133e8a493e

Score
10/10
bazarbackdoorbackdoordiscovery

Malware Config

Targets

    • Target

      OfficeSetup.exe

    • Size

      7.8MB

    • MD5

      20ba712dce269dffcfdc7799efd1a36f

    • SHA1

      e8ae85628d28b5a6d28e02cdd8b20037ed498914

    • SHA256

      30fb56d8d4977c094901fea9e4d8d57692b3dd09e8b547ce38fdacee3385ffe8

    • SHA512

      819ce30b2babf3bbd4aa3bddcf39d17e3084f107a65fb4c0f99af17791cf0c8cd3be8ac139d6f6bacd75bf5d1160e91c952a9677b58df50c53ed84133e8a493e

    Score
    10/10
    bazarbackdoorbackdoordiscovery

    • BazarBackdoor

      Stealthy backdoor targeting corporate networks, believed to be developed by Trickbot's authors.

      backdoorbazarbackdoor

    • Bazar/Team9 Backdoor payload

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks