Overview

overview

10

Static

static

3

001ed28bb1...a3.exe

windows10-2004-x64

10

001ed28bb1...a3.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    001ed28bb197b4a9ae1d113dfe44d3db21518c610b18229a49b5bbdd8a59f3a3
  • Size 4.0MB
  • Sample260719-29fd5aft5n
  • SHA256 001ed28bb197b4a9ae1d113dfe44d3db21518c610b18229a49b5bbdd8a59f3a3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
hijackloadertofseediscoveryloadertrojan

Malware Config

Extracted

Family

  • hijackloader

Attributes
  • directory

    %APPDATA%\AltApp_v4

  • inject_dll

    %windir%\SysWOW64\pla.dll

xor.hex

Extracted

Family

  • tofsee

C2

  • vanaheim.cn

  • jotunheim.name

Targets

    • Target
      001ed28bb197b4a9ae1d113dfe44d3db21518c610b18229a49b5bbdd8a59f3a3
    • Size 4.0MB
    • SHA256 001ed28bb197b4a9ae1d113dfe44d3db21518c610b18229a49b5bbdd8a59f3a3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryhijackloadertofseeloadertrojan

    • Detects HijackLoader (aka IDAT Loader)

    • Family: HijackLoader, IDAT loader, Ghostulse,

      HijackLoader is a multi-stage loader, first seen in 2023.

      loaderhijackloader

    • Family: Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

      trojantofsee

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks