Analysis

  • max time kernel
    83s
  • max time network
    180s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-01-2023 06:07

General

  • Target

    Installer_1.0.8_win64_86-setup+manual/Setup.exe

  • Size

    686.1MB

  • MD5

    d8dc5a67c3749704c5b4be34b233a788

  • SHA1

    8fe3cbba1bf42d9ae8a1e76960ca10d50ce71172

  • SHA256

    0a6bfeeb983db4a588d699805b53af3e6a6cd67920117fc36fde1fe84a8794ed

  • SHA512

    ae78cb2cf9af9bc7aad3b7e1d2ab4a541fc513db8d4b3a17f0ce93a910f72ba02d28db51b592da5d6ea11e3e4b777b09a26ad21f1a7720f8ce1aa3d0bb915f1d

  • SSDEEP

    49152:V2+9WCvHTdprm74MntR2XTw5lKX0Zu04iXgIHuxCt8DccbasI:V2p2Td9mVtR2XTol80Zu04iXgHI8DM

Malware Config

Signatures

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Installer_1.0.8_win64_86-setup+manual\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Installer_1.0.8_win64_86-setup+manual\Setup.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3548
    • C:\Users\Admin\AppData\Local\Temp\Installer_1.0.8_win64_86-setup+manual\Setup.exe
      C:\Users\Admin\AppData\Local\Temp\Installer_1.0.8_win64_86-setup+manual\Setup.exe
      2⤵
      • Checks computer location settings
      • Loads dropped DLL
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:952
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\Installer_1.0.8_win64_86-setup+manual\Setup.exe" & del "C:\ProgramData\*.dll"" & exit
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4644
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 5
          4⤵
          • Delays execution with timeout.exe
          PID:744

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\ProgramData\mozglue.dll
    Filesize

    593KB

    MD5

    c8fd9be83bc728cc04beffafc2907fe9

    SHA1

    95ab9f701e0024cedfbd312bcfe4e726744c4f2e

    SHA256

    ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

    SHA512

    fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

  • C:\ProgramData\nss3.dll
    Filesize

    2.0MB

    MD5

    1cc453cdf74f31e4d913ff9c10acdde2

    SHA1

    6e85eae544d6e965f15fa5c39700fa7202f3aafe

    SHA256

    ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

    SHA512

    dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

  • memory/744-163-0x0000000000000000-mapping.dmp
  • memory/952-139-0x0000000000400000-0x000000000062E000-memory.dmp
    Filesize

    2.2MB

  • memory/952-136-0x0000000000000000-mapping.dmp
  • memory/952-137-0x0000000000400000-0x000000000062E000-memory.dmp
    Filesize

    2.2MB

  • memory/952-140-0x0000000000400000-0x000000000062E000-memory.dmp
    Filesize

    2.2MB

  • memory/952-141-0x0000000061E00000-0x0000000061EF3000-memory.dmp
    Filesize

    972KB

  • memory/952-162-0x0000000000400000-0x000000000062E000-memory.dmp
    Filesize

    2.2MB

  • memory/3548-132-0x0000000000C60000-0x0000000000EEA000-memory.dmp
    Filesize

    2.5MB

  • memory/3548-135-0x0000000005B90000-0x0000000005BB2000-memory.dmp
    Filesize

    136KB

  • memory/3548-134-0x0000000005BE0000-0x0000000005C72000-memory.dmp
    Filesize

    584KB

  • memory/3548-133-0x0000000006090000-0x0000000006634000-memory.dmp
    Filesize

    5.6MB

  • memory/4644-161-0x0000000000000000-mapping.dmp