Analysis

  • max time kernel
    207s
  • max time network
    217s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 14:15

General

  • Target

    58d9b85761346523094a5a0a989b550c481c756e9109ce2df9f2d522964e2a3a.exe

  • Size

    2.9MB

  • MD5

    c663241f02851ee36f4d6ea128a87ce0

  • SHA1

    757523ffb0eead4e0383b34e99e07c566ca75fac

  • SHA256

    58d9b85761346523094a5a0a989b550c481c756e9109ce2df9f2d522964e2a3a

  • SHA512

    406868869d2d7aedf6cae63e1bd431aca3478ba386112bafbf3c07a6d7d40cae984752dcafb5dc40a1df381dd099d049ef3a8314f4fe87c1bddc211934f16645

  • SSDEEP

    49152:x8tm/sIjN4zidYqm6/GdffxMu2ow0DCodxFuaKplTpT/kg3AyayAD8Ah31O4XF1:xb0IGiy7VVLvFOpVpz8y3A13Oo

Malware Config

Signatures

  • Registers COM server for autorun 1 TTPs 4 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

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

  • Drops Chrome extension 5 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 8 IoCs
  • Modifies Internet Explorer settings 1 TTPs 8 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\58d9b85761346523094a5a0a989b550c481c756e9109ce2df9f2d522964e2a3a.exe
    "C:\Users\Admin\AppData\Local\Temp\58d9b85761346523094a5a0a989b550c481c756e9109ce2df9f2d522964e2a3a.exe"
    1⤵
    • Loads dropped DLL
    • Drops Chrome extension
    • Installs/modifies Browser Helper Object
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:1496
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Program Files (x86)\SaveClicker\e6sPnou.x64.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2668
      • C:\Windows\system32\regsvr32.exe
        /s "C:\Program Files (x86)\SaveClicker\e6sPnou.x64.dll"
        3⤵
        • Registers COM server for autorun
        • Loads dropped DLL
        • Installs/modifies Browser Helper Object
        • Modifies Internet Explorer settings
        • Modifies registry class
        PID:4392
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:3016
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:3996

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\SaveClicker\e6sPnou.dat

        Filesize

        4KB

        MD5

        e5a568095e4511ca6d5ce5df79ce1b50

        SHA1

        cdd473bab37a2a8e645d726c49f3a62349ef5ab2

        SHA256

        17cf19f058ac2178a1f230825dd91b686aba8e65839fa0d0641df5e84b754109

        SHA512

        235186bf99b5b55ecdb0d78d93030d840a63720701fa3b1aaddf54fdbf5306e55ec1aa29b1642f8c1d74036ae0e4018f9fbbd8baeb03ccef072498f10d6c67b9

      • C:\Program Files (x86)\SaveClicker\e6sPnou.dll

        Filesize

        604KB

        MD5

        d8485f2cfe63ec47304bcdc6ccf6b8cc

        SHA1

        cf4c231896f2e831f2d74e21b2958aef00fb38e5

        SHA256

        e39b94093707e06617198920b18f27653ac4ffec8d8c947748e41a017266d928

        SHA512

        d1812b34db8ee0357fad166272c9fe2c45e97c4b1662b87098e56d3d583339e1738d8cdbb35d32891f9e286e46fdcff2e9f4365c785b5dd2628e4dcc22248b11

      • C:\Program Files (x86)\SaveClicker\e6sPnou.tlb

        Filesize

        3KB

        MD5

        6bddd09534414b0c7543da0359e60c55

        SHA1

        0d91179dcad5a77c5541b838402ceb83be311035

        SHA256

        1a7271f53d6f491f9f0be1850d802b6c7cb4cdc9c0d0e6356ab2d12347a5ca1f

        SHA512

        8e9cffcb3a0b1d40902c20bb6b65e78410cb777c05e4556338f322cab6df8fc23e3a6861ec9b689d1fe074edb9646590badb3405f48635aa597305fb7a1dd6d8

      • C:\Program Files (x86)\SaveClicker\e6sPnou.x64.dll

        Filesize

        683KB

        MD5

        5da6a3ce8711a50e75f3ab29959dce11

        SHA1

        37c3856e6974223670889c8c33e6b8b8fbf3a3c1

        SHA256

        a921e228dbff3cfaa3e830813ec26e91fef47cdce0a3987fb38a0fffb40242e8

        SHA512

        d796df4194895382dc940ac47e3fd998344b4ba4f226b361c78317521b8513bddac0c0818eb2727dea4cc25571defda473d9e421c999cc07bdf5e4aa7b6bd61f

      • C:\Program Files (x86)\SaveClicker\e6sPnou.x64.dll

        Filesize

        683KB

        MD5

        5da6a3ce8711a50e75f3ab29959dce11

        SHA1

        37c3856e6974223670889c8c33e6b8b8fbf3a3c1

        SHA256

        a921e228dbff3cfaa3e830813ec26e91fef47cdce0a3987fb38a0fffb40242e8

        SHA512

        d796df4194895382dc940ac47e3fd998344b4ba4f226b361c78317521b8513bddac0c0818eb2727dea4cc25571defda473d9e421c999cc07bdf5e4aa7b6bd61f

      • C:\Program Files (x86)\SaveClicker\e6sPnou.x64.dll

        Filesize

        683KB

        MD5

        5da6a3ce8711a50e75f3ab29959dce11

        SHA1

        37c3856e6974223670889c8c33e6b8b8fbf3a3c1

        SHA256

        a921e228dbff3cfaa3e830813ec26e91fef47cdce0a3987fb38a0fffb40242e8

        SHA512

        d796df4194895382dc940ac47e3fd998344b4ba4f226b361c78317521b8513bddac0c0818eb2727dea4cc25571defda473d9e421c999cc07bdf5e4aa7b6bd61f

      • memory/1496-144-0x0000000001440000-0x0000000001443000-memory.dmp

        Filesize

        12KB

      • memory/1496-143-0x0000000001440000-0x0000000001443000-memory.dmp

        Filesize

        12KB

      • memory/1496-132-0x0000000000400000-0x00000000004A6000-memory.dmp

        Filesize

        664KB

      • memory/1496-145-0x0000000001440000-0x0000000001443000-memory.dmp

        Filesize

        12KB

      • memory/1496-146-0x0000000001440000-0x0000000001443000-memory.dmp

        Filesize

        12KB

      • memory/1496-142-0x0000000001440000-0x0000000001443000-memory.dmp

        Filesize

        12KB

      • memory/1496-141-0x0000000001440000-0x0000000001443000-memory.dmp

        Filesize

        12KB

      • memory/1496-140-0x0000000001440000-0x0000000001443000-memory.dmp

        Filesize

        12KB

      • memory/1496-139-0x0000000001440000-0x0000000001443000-memory.dmp

        Filesize

        12KB

      • memory/1496-138-0x0000000001440000-0x0000000001443000-memory.dmp

        Filesize

        12KB

      • memory/1496-137-0x0000000001440000-0x0000000001443000-memory.dmp

        Filesize

        12KB

      • memory/2668-148-0x0000000000000000-mapping.dmp

      • memory/4392-151-0x0000000000000000-mapping.dmp