Resubmissions

04-10-2024 10:13

241004-l9e6cssere 1

04-10-2024 10:04

241004-l3149axgmp 10

03-10-2024 15:46

241003-s7y9satapn 9

03-10-2024 15:29

241003-sw7rsawcmb 8

02-10-2024 20:04

241002-ythb1axfje 8

02-10-2024 20:04

241002-ytal6atgnk 1

02-10-2024 20:03

241002-ys13qatgmp 1

02-10-2024 20:03

241002-ystnmstglr 1

02-10-2024 20:03

241002-ysngmaxeph 1

General

  • Target

    dsadas.jpg

  • Size

    10KB

  • Sample

    241003-s7y9satapn

  • MD5

    38b86b2126e47a162e5460c5ad57dd5c

  • SHA1

    6b47552276c5bf7f4e475f066a5c249cb3f1186b

  • SHA256

    5f890a7ebad01a86cf730f4494c11e21ed486dc8dbc4b1305d8227ff025c5d4e

  • SHA512

    4cb012f4dfdfffd596f091a076ad265d5b464095d28cc55a196fa8231ff811db3d52983e0911e12b4f303e7f1b5fff73539e19f8c0f88632238325f8b56e33ae

  • SSDEEP

    192:Qm9xJHwQr9pgh/KDWHCSh4ETVAu2dwYnf3rfb/pRA0hK7auJ:9x5ww9pghBZOu2dw4Prb/BK7auJ

Malware Config

Targets

    • Target

      dsadas.jpg

    • Size

      10KB

    • MD5

      38b86b2126e47a162e5460c5ad57dd5c

    • SHA1

      6b47552276c5bf7f4e475f066a5c249cb3f1186b

    • SHA256

      5f890a7ebad01a86cf730f4494c11e21ed486dc8dbc4b1305d8227ff025c5d4e

    • SHA512

      4cb012f4dfdfffd596f091a076ad265d5b464095d28cc55a196fa8231ff811db3d52983e0911e12b4f303e7f1b5fff73539e19f8c0f88632238325f8b56e33ae

    • SSDEEP

      192:Qm9xJHwQr9pgh/KDWHCSh4ETVAu2dwYnf3rfb/pRA0hK7auJ:9x5ww9pghBZOu2dw4Prb/BK7auJ

    • Modifies boot configuration data using bcdedit

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks