Analysis

  • max time kernel
    167s
  • max time network
    175s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 17:51

General

  • Target

    e3ded1106245b6fba78505755c0e4d5ff6a5ab6937fbb8bfa9c3dec93db5c471.exe

  • Size

    4.2MB

  • MD5

    884b5415ce92cc79f1e1a7a7d4927e56

  • SHA1

    4ad61004c594cba0a83908b8b8d1413b5a7985f7

  • SHA256

    e3ded1106245b6fba78505755c0e4d5ff6a5ab6937fbb8bfa9c3dec93db5c471

  • SHA512

    0500fa340b778c618ad020689c69ac0e1e31dfe22e613462fdde793ab21c8d3abceab9b20d82ca7052b782c56a7191554185d5b48c84bcc9417a935c327a8bd1

  • SSDEEP

    98304:41BdYNkfC0ESHaxxfyjIILYJ372F+DlP5Hiyc+sh5Xn6uR3hf:4Va0gxxfyICyc+sh5Xn6uR3h

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\e3ded1106245b6fba78505755c0e4d5ff6a5ab6937fbb8bfa9c3dec93db5c471.exe
    "C:\Users\Admin\AppData\Local\Temp\e3ded1106245b6fba78505755c0e4d5ff6a5ab6937fbb8bfa9c3dec93db5c471.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:544
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Program Files (x86)\PriceLess\tNLNI930Qx8m24.x64.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:4848
      • C:\Windows\system32\regsvr32.exe
        /s "C:\Program Files (x86)\PriceLess\tNLNI930Qx8m24.x64.dll"
        3⤵
        • Registers COM server for autorun
        • Loads dropped DLL
        • Installs/modifies Browser Helper Object
        • Modifies Internet Explorer settings
        • Modifies registry class
        PID:4896
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:956
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:5056

      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\tNLNI930Qx8m24.dat
        Filesize

        3KB

        MD5

        5dc0647e65407f4b63e4a794b30cf245

        SHA1

        2ab0332bbc8db7b391df8587c95d7fb8af7f6568

        SHA256

        483a2a0d2795c03edc4e551f1f3beb1fa0408f0d2d6a16ae5f796b9818d18412

        SHA512

        2edadefc09eac42786f1e63c9c12490978220e50bdeb228a9820d7dbe499fe1f3a69b11f1264cc23cf37084f8abaea04f69ef89cc46dbb6b42cab0146bc7e6bf

      • C:\Program Files (x86)\PriceLess\tNLNI930Qx8m24.dll
        Filesize

        744KB

        MD5

        211ab5ec38ee0ed680e1b90b37916d5b

        SHA1

        5a8f6d8b08d6ebffd28608766fe73660fe00a781

        SHA256

        c5de64a026df3c1275ea3e50b3565b8cfc4d17b09eb958a23bcc29557589b409

        SHA512

        451ee835b2caed20a57529059a9e434b8e9139c45a579cc3d6693c1af5b516d3580abcd94370e916ff9a11e5cb859cee4a1dbbab943909d2a77fbc68a200a125

      • C:\Program Files (x86)\PriceLess\tNLNI930Qx8m24.tlb
        Filesize

        3KB

        MD5

        0d2aeb4f00b6579ca162c9a79f104dba

        SHA1

        fbc3019106417014ba01e5703e2729496feb6c39

        SHA256

        4cbe20901caaa5ec47de0c8e5d5333d219bbc51dadf3ad02083b21a2350fd283

        SHA512

        083c3b7ec8a01d78880349c2de635e70bc45db1523c6e9962f4d687bd15705b28a4001afd48e7be60e34ab7c2a8bf62ff1b91404c38202cfb51fd7df449e124e

      • C:\Program Files (x86)\PriceLess\tNLNI930Qx8m24.x64.dll
        Filesize

        874KB

        MD5

        1dc66c50cea34da91b5e917e0157ff0d

        SHA1

        c7ddb2f9d46f1836d7368434db0131619f5e7c08

        SHA256

        19627221bde386227801b307cb903837ce957f1aa6194ec8bfc7b180434f41d0

        SHA512

        48e4c5a2603ba68aaa87d03fc1fbd5c9c672c3e3b9c50178a8f00e6296ae8d14ee6bf043c6bdca49f728f1ebda156007902af628af0a41760de22c8204453fef

      • C:\Program Files (x86)\PriceLess\tNLNI930Qx8m24.x64.dll
        Filesize

        874KB

        MD5

        1dc66c50cea34da91b5e917e0157ff0d

        SHA1

        c7ddb2f9d46f1836d7368434db0131619f5e7c08

        SHA256

        19627221bde386227801b307cb903837ce957f1aa6194ec8bfc7b180434f41d0

        SHA512

        48e4c5a2603ba68aaa87d03fc1fbd5c9c672c3e3b9c50178a8f00e6296ae8d14ee6bf043c6bdca49f728f1ebda156007902af628af0a41760de22c8204453fef

      • C:\Program Files (x86)\PriceLess\tNLNI930Qx8m24.x64.dll
        Filesize

        874KB

        MD5

        1dc66c50cea34da91b5e917e0157ff0d

        SHA1

        c7ddb2f9d46f1836d7368434db0131619f5e7c08

        SHA256

        19627221bde386227801b307cb903837ce957f1aa6194ec8bfc7b180434f41d0

        SHA512

        48e4c5a2603ba68aaa87d03fc1fbd5c9c672c3e3b9c50178a8f00e6296ae8d14ee6bf043c6bdca49f728f1ebda156007902af628af0a41760de22c8204453fef

      • memory/544-132-0x0000000003200000-0x00000000032CB000-memory.dmp
        Filesize

        812KB

      • memory/4848-138-0x0000000000000000-mapping.dmp
      • memory/4896-141-0x0000000000000000-mapping.dmp