Resubmissions

13-06-2023 18:14

230613-wvhcaaaa58 10

13-06-2023 18:11

230613-wsvvlaad41 10

General

  • Target

    csn_hackv2.exe

  • Size

    409B

  • Sample

    230613-wvhcaaaa58

  • MD5

    72b1976505fae025f4f5a1271dde71d2

  • SHA1

    76be1e871cdfbe31c7bd1c0178c5685eea60813e

  • SHA256

    84bcfb6ffc7f2d05ef0675c2b31c6981a95715c07400389626bea4259d4bdab6

  • SHA512

    da4e935014aae7edfbfa6e6a99b566ebebbfee29c7ee218f8e14015f22243f86ef84ed1caabfed59b7dfb5eb6242839a521d523bdc79c9d1ba7672d7b4bea3a3

Malware Config

Targets

    • Target

      csn_hackv2.exe

    • Size

      409B

    • MD5

      72b1976505fae025f4f5a1271dde71d2

    • SHA1

      76be1e871cdfbe31c7bd1c0178c5685eea60813e

    • SHA256

      84bcfb6ffc7f2d05ef0675c2b31c6981a95715c07400389626bea4259d4bdab6

    • SHA512

      da4e935014aae7edfbfa6e6a99b566ebebbfee29c7ee218f8e14015f22243f86ef84ed1caabfed59b7dfb5eb6242839a521d523bdc79c9d1ba7672d7b4bea3a3

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Detects Eternity stealer

    • Eternity

      Eternity Project is a malware kit offering an info stealer, clipper, worm, coin miner, ransomware, and DDoS bot.

    • Modifies Windows Defender Real-time Protection settings

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Drops startup file

    • 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.

    • Registers COM server for autorun

    • Windows security modification

    • Checks installed software on the system

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

    • Drops desktop.ini file(s)

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks