Resubmissions

06-09-2024 21:44

240906-1lt2yazcna 10

06-09-2024 18:31

240906-w54y2asbkh 10

Analysis

  • max time kernel
    520s
  • max time network
    522s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-09-2024 18:31

General

  • Target

    Luxury Shield Stealer.exe

  • Size

    4.5MB

  • MD5

    5031c4cf1571a91bea574902cc151340

  • SHA1

    bc317e4c53de8065424949d0c1ca3ab3ba9d32ec

  • SHA256

    48fc3fe76df9f02edac8ca1892dfdc50901a2a324914466e3c45a6789c3130bf

  • SHA512

    08f9cb6b3d649eb317877eb99d008353351060d82dc29925821b17a84fbb87b7ae9825ff37c2748e6257e543f17379da3e546d457a26c02bfce26b0056ec8cd2

  • SSDEEP

    98304:UQZsta5rgCmE6snq9Kj1kXilKmKC5PoMbK2K4++wvumUajj:DZa+rJd6wjhlbKC2MbtKGAj

Malware Config

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla payload 1 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Luxury Shield Stealer.exe
    "C:\Users\Admin\AppData\Local\Temp\Luxury Shield Stealer.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3200
    • C:\Windows\SysWOW64\cscript.exe
      "C:\Windows\System32\cscript.exe" "C:\Users\Admin\AppData\Roaming\WK.Libraries.FontsInstaller\\Unavailable\Installer.vbs"
      2⤵
      • Blocklisted process makes network request
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:644

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\WK.Libraries.FontsInstaller\Sora.ttf

    Filesize

    56KB

    MD5

    e771c55096d16865a23c2795806fb01b

    SHA1

    3b4ed53d52716224736d762d55e9a74d34a980c9

    SHA256

    94138682ec4f4b12f10252433f99c13a8c91894ab9553953817dd6ee4089d731

    SHA512

    8f0caa75e25f6c073664b28290daf8e6f40700a0db71a94ea9fe1cec4f8f8df4b1f9614f7cd0863b46d117e8bb600e186465f09cf2c6a998c1ad8804a424435e

  • C:\Users\Admin\AppData\Roaming\WK.Libraries.FontsInstaller\Unavailable\Installer.vbs

    Filesize

    15KB

    MD5

    f3040d44a71f07e4117dbf0755391d90

    SHA1

    099fb8bbb44b1d83b9c0e942d3530870c32ffc47

    SHA256

    590538e3897a340f3e9549155f93152afaf378d2cbee8027d3fb23bf5265a475

    SHA512

    20385d05d2701a101069f760a1ca09cd8fc332daf4000c0d4e9e35d0d5d647c0cc7197e6a52ec796644f5fd5d9f3e07d2d54ea311633ce0c7ea44cb9f0df877a

  • memory/3200-5-0x0000000008920000-0x0000000008EC4000-memory.dmp

    Filesize

    5.6MB

  • memory/3200-13-0x00000000748D0000-0x0000000075080000-memory.dmp

    Filesize

    7.7MB

  • memory/3200-4-0x00000000082D0000-0x000000000836C000-memory.dmp

    Filesize

    624KB

  • memory/3200-0-0x00000000748DE000-0x00000000748DF000-memory.dmp

    Filesize

    4KB

  • memory/3200-6-0x0000000008410000-0x00000000084A2000-memory.dmp

    Filesize

    584KB

  • memory/3200-7-0x0000000005440000-0x000000000544A000-memory.dmp

    Filesize

    40KB

  • memory/3200-8-0x00000000084B0000-0x0000000008506000-memory.dmp

    Filesize

    344KB

  • memory/3200-9-0x00000000094D0000-0x00000000096E4000-memory.dmp

    Filesize

    2.1MB

  • memory/3200-10-0x00000000096E0000-0x0000000009742000-memory.dmp

    Filesize

    392KB

  • memory/3200-11-0x0000000008620000-0x000000000862A000-memory.dmp

    Filesize

    40KB

  • memory/3200-12-0x0000000009F40000-0x0000000009F66000-memory.dmp

    Filesize

    152KB

  • memory/3200-3-0x0000000006BC0000-0x000000000707A000-memory.dmp

    Filesize

    4.7MB

  • memory/3200-14-0x00000000748D0000-0x0000000075080000-memory.dmp

    Filesize

    7.7MB

  • memory/3200-2-0x00000000748D0000-0x0000000075080000-memory.dmp

    Filesize

    7.7MB

  • memory/3200-1-0x0000000000AE0000-0x0000000000F72000-memory.dmp

    Filesize

    4.6MB

  • memory/3200-238-0x00000000748DE000-0x00000000748DF000-memory.dmp

    Filesize

    4KB

  • memory/3200-239-0x00000000748D0000-0x0000000075080000-memory.dmp

    Filesize

    7.7MB

  • memory/3200-240-0x00000000748D0000-0x0000000075080000-memory.dmp

    Filesize

    7.7MB

  • memory/3200-241-0x00000000748D0000-0x0000000075080000-memory.dmp

    Filesize

    7.7MB

  • memory/3200-255-0x000000000CC40000-0x000000000CDC6000-memory.dmp

    Filesize

    1.5MB

  • memory/3200-257-0x00000000748D0000-0x0000000075080000-memory.dmp

    Filesize

    7.7MB