General

  • Target
    ws-Setup-Complete.exe
  • Size 1.8MB
  • Sample260605-t1ga3aa18w
  • SHA256 053cf2aa31d3dbe50d784b5998794ee148e1d74911b8c23ceb5c1b264dd948f8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remus_stealer

C2
  • http://youngel.biz:8768

  • http://myrtler.biz:9549

  • http://carogra.biz:4219

Extracted

Family
  • hijackloader

Attributes
  • directory

    %APPDATA%\SSL

  • inject_dll

    %windir%\SysWOW64\rasapi32.dll

xor.hex

Targets

    • Target
      ws-Setup-Complete.exe
    • Size 1.8MB
    • SHA256 053cf2aa31d3dbe50d784b5998794ee148e1d74911b8c23ceb5c1b264dd948f8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects HijackLoader (aka IDAT Loader)

    • Detects Remus stealer

    • Family: HijackLoader, IDAT loader, Ghostulse,

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

    • Family: Remus

      Remus is a stealer written in C++.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

MITRE ATT&CK Enterprise v16

Tasks