Analysis

  • max time kernel
    13s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 05:11

General

  • Target

    09e58864366b07583e1c206eef744e43f128c1371be942f455cd0265777ed4b9.exe

  • Size

    4.1MB

  • MD5

    b6d48f2959b66e7bf96e1f89b8c180ea

  • SHA1

    d5b4be4062c9e87c08d8e526bf79f5e6c6cf023a

  • SHA256

    09e58864366b07583e1c206eef744e43f128c1371be942f455cd0265777ed4b9

  • SHA512

    fc36eb0d46792adb54c3a9fc8b73bd1e366996077acf691de291334df2eb9266eb45ae8ab8fb23d3f1d8fcf658919d5788046dda0cd7f935c0c2b03a58c376a0

  • SSDEEP

    49152:y8HmpxKfNBfopj8hmA0wEZlnfwZU5BcumwKbUT9FiDHvrZpuWO3ATPRDb:yEmsnoeAZnKb6Sv1puWOwb1

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.

  • Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

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

  • Drops file in Program Files directory 8 IoCs
  • Modifies Internet Explorer settings 1 TTPs 8 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\09e58864366b07583e1c206eef744e43f128c1371be942f455cd0265777ed4b9.exe
    "C:\Users\Admin\AppData\Local\Temp\09e58864366b07583e1c206eef744e43f128c1371be942f455cd0265777ed4b9.exe"
    1⤵
    • Loads dropped DLL
    • Installs/modifies Browser Helper Object
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:1232
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Program Files (x86)\YoutubeAdBlocke\1D5G0IR49kPnV1.x64.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1368
      • C:\Windows\system32\regsvr32.exe
        /s "C:\Program Files (x86)\YoutubeAdBlocke\1D5G0IR49kPnV1.x64.dll"
        3⤵
        • Registers COM server for autorun
        • Loads dropped DLL
        • Installs/modifies Browser Helper Object
        • Modifies Internet Explorer settings
        • Modifies registry class
        PID:1512

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\YoutubeAdBlocke\1D5G0IR49kPnV1.dat

    Filesize

    4KB

    MD5

    2df6fcaa0db6f7d847260338114c30b0

    SHA1

    35c9aad18f77e8828d9fb8502e16cde0335bae0b

    SHA256

    f677b5b49efff665a92983bd331b922c96709d1f8e57dff6566032aa58d2db01

    SHA512

    6c3e8944d5be7d164a6030912a348c92f5777bbca14f1b961b4abb3ac0ca809496808c090045949606c0cca8890c13911608b69f3a9ff6d782f42df91c318f98

  • C:\Program Files (x86)\YoutubeAdBlocke\1D5G0IR49kPnV1.tlb

    Filesize

    3KB

    MD5

    6bdd6ba23e0c129c5b4fa1a141aa21f6

    SHA1

    beef025f5611f84ce53f24e58435f070f92c064f

    SHA256

    14f706e58b4e332e1bc9b6fc6c650097db6e0ea91ac7ad0064aba01832ddd990

    SHA512

    828d9f58efd731252209ea1ed7d092c9e88190b81272fa704c8cb963f5f9d91172610b90e0bce763c0f5207b10d67d0fc4eb31294fd89dde2a260a19d324bc1b

  • C:\Program Files (x86)\YoutubeAdBlocke\1D5G0IR49kPnV1.x64.dll

    Filesize

    882KB

    MD5

    0827270a2d7dca4230839de0511d4280

    SHA1

    264ce2775315b06a37cd51d7152df58e29a11b60

    SHA256

    6863740f9ed110fbf10ef18b8732ada23f4db42e998214ed97a09f5fbdd7571b

    SHA512

    d1bf285d6b084920c8d03170cc317939a6a5a3c8b67f71064478fc02feba512a1bffe7f10da424efd6441e61933af777b70c5ace4dce582a0b2bd3a02bdc76c4

  • \Program Files (x86)\YoutubeAdBlocke\1D5G0IR49kPnV1.dll

    Filesize

    750KB

    MD5

    a1e5276fa264891a2394cfb992fef753

    SHA1

    3fc9b45acb1feaf1799f70cf93a965221ffe492e

    SHA256

    7d25cce7e647fbee7c157d7cad8b3a12abb66fa3b992adfede9de78687b69838

    SHA512

    ded2b69d13d0f6dd0b7f1fb0b6e8dd0ff1e6705ef5ecae284421826b630de43f0fc7c7783c3246c9fe31dedf07e35e3051366abcc666dec7ff6fe06416c62fcd

  • \Program Files (x86)\YoutubeAdBlocke\1D5G0IR49kPnV1.x64.dll

    Filesize

    882KB

    MD5

    0827270a2d7dca4230839de0511d4280

    SHA1

    264ce2775315b06a37cd51d7152df58e29a11b60

    SHA256

    6863740f9ed110fbf10ef18b8732ada23f4db42e998214ed97a09f5fbdd7571b

    SHA512

    d1bf285d6b084920c8d03170cc317939a6a5a3c8b67f71064478fc02feba512a1bffe7f10da424efd6441e61933af777b70c5ace4dce582a0b2bd3a02bdc76c4

  • \Program Files (x86)\YoutubeAdBlocke\1D5G0IR49kPnV1.x64.dll

    Filesize

    882KB

    MD5

    0827270a2d7dca4230839de0511d4280

    SHA1

    264ce2775315b06a37cd51d7152df58e29a11b60

    SHA256

    6863740f9ed110fbf10ef18b8732ada23f4db42e998214ed97a09f5fbdd7571b

    SHA512

    d1bf285d6b084920c8d03170cc317939a6a5a3c8b67f71064478fc02feba512a1bffe7f10da424efd6441e61933af777b70c5ace4dce582a0b2bd3a02bdc76c4

  • memory/1232-54-0x0000000076041000-0x0000000076043000-memory.dmp

    Filesize

    8KB

  • memory/1232-55-0x00000000029A0000-0x0000000002A6A000-memory.dmp

    Filesize

    808KB

  • memory/1368-61-0x0000000000000000-mapping.dmp

  • memory/1512-65-0x0000000000000000-mapping.dmp

  • memory/1512-66-0x000007FEFBB81000-0x000007FEFBB83000-memory.dmp

    Filesize

    8KB