Analysis

  • max time kernel
    186s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 21:01

General

  • Target

    aa01e68609d6a0ad20894595c44235415f37759aa36576db9eab22afda09bbf1.exe

  • Size

    4.7MB

  • MD5

    5c1af6c4ee3ef15c7daf7cafc0770275

  • SHA1

    52a2dfb3dd0243ec61dde701fac8788c91307f31

  • SHA256

    aa01e68609d6a0ad20894595c44235415f37759aa36576db9eab22afda09bbf1

  • SHA512

    c3e41a24164360ae37f8f4afd619cb994c46e86ac98e6a61c67b1fd9f414925dd879c095bcf88c6d1f1db516e513a66fa9576fea2b3a08707e85a700f5686f2e

  • SSDEEP

    49152:xhTUhc3r3uqMRBIp+jGnLJJ6kWXbvNV/zwFC4+Gmr4BOIa8+8vM5Xx37ayvjz7r:3pMAp+jkr6jRt74pmwvX+8vM

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 20 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\aa01e68609d6a0ad20894595c44235415f37759aa36576db9eab22afda09bbf1.exe
    "C:\Users\Admin\AppData\Local\Temp\aa01e68609d6a0ad20894595c44235415f37759aa36576db9eab22afda09bbf1.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:1624
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Program Files (x86)\PriceLess\g9dm6PLCuYqXor.x64.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1704
      • C:\Windows\system32\regsvr32.exe
        /s "C:\Program Files (x86)\PriceLess\g9dm6PLCuYqXor.x64.dll"
        3⤵
        • Registers COM server for autorun
        • Loads dropped DLL
        • Installs/modifies Browser Helper Object
        • Modifies Internet Explorer settings
        • Modifies registry class
        PID:2440
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:2296
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:1504

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Registry Run Keys / Startup Folder

      1
      T1060

      Browser Extensions

      1
      T1176

      Defense Evasion

      Modify Registry

      3
      T1112

      Credential Access

      Credentials in Files

      1
      T1081

      Discovery

      Query Registry

      1
      T1012

      Collection

      Data from Local System

      1
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\PriceLess\g9dm6PLCuYqXor.dat
        Filesize

        3KB

        MD5

        0a2bc93f66672ee3f19997859be4e388

        SHA1

        173723cea6e2b22c2f51ed9a0af9fc9fd617e312

        SHA256

        bb3ea896b47386cd7438a3a46a4551d0bac85b413693416e444b46ec5a7e2b66

        SHA512

        616dfeb19829b0b55ca42cef6ec1dab96a348fe808ba4ecc16e88f4b1800585fe14f0d1fd734f4241ae18320e168ace06047fbe8880ec793610b0c456099ac4e

      • C:\Program Files (x86)\PriceLess\g9dm6PLCuYqXor.dll
        Filesize

        755KB

        MD5

        63e9398a76ae6e5d95d97108f792fc39

        SHA1

        fc85020bf16dcf1961c01e9e27e9fea1b53991f3

        SHA256

        6751b1114b2be7585825a4cd412e98390f43dc981ac06eb326941cc4d2997ae2

        SHA512

        e18f0e3b84cd1e54f32dc6764cb2cd635a74aafb67e38a6d6cb8e4146e000650f1c464a5fbe8dc0b2364f61bac4d47adaaa801c3efcad1b38c18736dd19990f0

      • C:\Program Files (x86)\PriceLess\g9dm6PLCuYqXor.tlb
        Filesize

        3KB

        MD5

        bb4329f83ddf3322ca225aad6e22d888

        SHA1

        affebe55d944adda34347a8246439dc2c0efb805

        SHA256

        d70fbe4ee77d0e6d8199470997eedc1ddb8b94c665b14091718343fe15168305

        SHA512

        1d02eef9ba5937351d78c6fa04ba58fde26c3d7a77e234dc1283e7d9edb8942ab9b485b09429562b4288ef32da27f63ae647f36be3838dfcdb8b3bbe95827770

      • C:\Program Files (x86)\PriceLess\g9dm6PLCuYqXor.x64.dll
        Filesize

        891KB

        MD5

        628b7a7ac42e2ddf53e8256b34ba4cce

        SHA1

        4442437a22f6dd03aa22adf2654a55bfa70927d8

        SHA256

        1b54c342462c9badcff17c5c9c31dc209dbd5a400583e3c5296cca5cc3ffc9fe

        SHA512

        f1d48cbbb076a0458ffb51fef15fb360902bedb29af166ca7beb57d5f107715f9f57ace67a396957f7e4dac6550974093bb05e5598e47a815cb0bde3a3fc47af

      • C:\Program Files (x86)\PriceLess\g9dm6PLCuYqXor.x64.dll
        Filesize

        891KB

        MD5

        628b7a7ac42e2ddf53e8256b34ba4cce

        SHA1

        4442437a22f6dd03aa22adf2654a55bfa70927d8

        SHA256

        1b54c342462c9badcff17c5c9c31dc209dbd5a400583e3c5296cca5cc3ffc9fe

        SHA512

        f1d48cbbb076a0458ffb51fef15fb360902bedb29af166ca7beb57d5f107715f9f57ace67a396957f7e4dac6550974093bb05e5598e47a815cb0bde3a3fc47af

      • C:\Program Files (x86)\PriceLess\g9dm6PLCuYqXor.x64.dll
        Filesize

        891KB

        MD5

        628b7a7ac42e2ddf53e8256b34ba4cce

        SHA1

        4442437a22f6dd03aa22adf2654a55bfa70927d8

        SHA256

        1b54c342462c9badcff17c5c9c31dc209dbd5a400583e3c5296cca5cc3ffc9fe

        SHA512

        f1d48cbbb076a0458ffb51fef15fb360902bedb29af166ca7beb57d5f107715f9f57ace67a396957f7e4dac6550974093bb05e5598e47a815cb0bde3a3fc47af

      • memory/1624-135-0x0000000002FB0000-0x000000000307C000-memory.dmp
        Filesize

        816KB

      • memory/1704-141-0x0000000000000000-mapping.dmp
      • memory/2440-144-0x0000000000000000-mapping.dmp