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Analysis

  • max time kernel
    44s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    28/11/2022, 00:17

General

  • Target

    ada423d848e5e724f24e918086d7802abf217328cb139dbe71a2d7229a9271c5.exe

  • Size

    168KB

  • MD5

    487bed241af2669d3f3ad40aa8d88fab

  • SHA1

    f456033768632a7776c1d26eb9e9c8a4399ad689

  • SHA256

    ada423d848e5e724f24e918086d7802abf217328cb139dbe71a2d7229a9271c5

  • SHA512

    f7e3940411aa6f7f9796fb8c361efc82aac56eab8496c5b4fd7bbbb04ae65cc3299b859cfaeda7dbef5add9d503ff233087c45af69ee7e79520515ff21d48592

  • SSDEEP

    3072:Wbg/Zb5PCiXYteEp/tJzRg5eoEHhxAlJyRGQCfeypNfzSeKkCc:vBdPDIFJ/zRVoE8lJyJC2yp4e9

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies AppInit DLL entries 2 TTPs
  • Drops file in Program Files directory 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ada423d848e5e724f24e918086d7802abf217328cb139dbe71a2d7229a9271c5.exe
    "C:\Users\Admin\AppData\Local\Temp\ada423d848e5e724f24e918086d7802abf217328cb139dbe71a2d7229a9271c5.exe"
    1⤵
    • Drops file in Program Files directory
    PID:1396
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {DE647017-4BD3-4A96-BC70-3DB7F9F23F8C} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:568
    • C:\PROGRA~3\Mozilla\jjruejn.exe
      C:\PROGRA~3\Mozilla\jjruejn.exe -npivonl
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:1476

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\PROGRA~3\Mozilla\jjruejn.exe

    Filesize

    168KB

    MD5

    50cdcf2b2d218718e88a860bb7277672

    SHA1

    9a613bfdb3b49d8acbfed398be7f549953a33299

    SHA256

    087c393a864fc934d1a7252b2d6a5102a28a79be2d42983c40c8a06740bb21d9

    SHA512

    4d090aa5d1e088ba665726897328ad9261e352bcaf738c812049891202e46126c9593bdeb53464e745484adfc13dbcde9d59017cf53f2d65d90c1fb3d75f7fc8

  • C:\PROGRA~3\Mozilla\jjruejn.exe

    Filesize

    168KB

    MD5

    50cdcf2b2d218718e88a860bb7277672

    SHA1

    9a613bfdb3b49d8acbfed398be7f549953a33299

    SHA256

    087c393a864fc934d1a7252b2d6a5102a28a79be2d42983c40c8a06740bb21d9

    SHA512

    4d090aa5d1e088ba665726897328ad9261e352bcaf738c812049891202e46126c9593bdeb53464e745484adfc13dbcde9d59017cf53f2d65d90c1fb3d75f7fc8

  • memory/1396-54-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1396-56-0x0000000000220000-0x000000000027B000-memory.dmp

    Filesize

    364KB

  • memory/1396-55-0x00000000760E1000-0x00000000760E3000-memory.dmp

    Filesize

    8KB

  • memory/1476-64-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1476-66-0x00000000002B0000-0x000000000030B000-memory.dmp

    Filesize

    364KB