Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    03-08-2024 06:51

General

  • Target

    047dac6f5b5a9683a29266d9d3c55f4b92eb4af1d34121a4810e603802884916.exe

  • Size

    48KB

  • MD5

    1fc7c278532ae442dde9ac25f5c963e0

  • SHA1

    ea709efa89cb7755026b91eeabb4ab6e499a9e17

  • SHA256

    047dac6f5b5a9683a29266d9d3c55f4b92eb4af1d34121a4810e603802884916

  • SHA512

    e4b8743cf6ce17dc323a9595375d3f01c6a0caa6642e3598b37823b60a3cf54dec375ee17faa9a790c5e3a1b527f8c98e93e7dc0f5bffd89cf9e3c325e0fe934

  • SSDEEP

    768:2+ElOIEvzMXqtwp/lttaL7HP4EUi91acSWGoYoLVCm1pWQ3655Kv1X/qY1MSd:2+aYzMXqtGNttyeiZnZLYm1pHqaNrFd

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Deletes itself 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 43 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1180
      • C:\Users\Admin\AppData\Local\Temp\047dac6f5b5a9683a29266d9d3c55f4b92eb4af1d34121a4810e603802884916.exe
        "C:\Users\Admin\AppData\Local\Temp\047dac6f5b5a9683a29266d9d3c55f4b92eb4af1d34121a4810e603802884916.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2472
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1648
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2160
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aB599.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1188
          • C:\Users\Admin\AppData\Local\Temp\047dac6f5b5a9683a29266d9d3c55f4b92eb4af1d34121a4810e603802884916.exe
            "C:\Users\Admin\AppData\Local\Temp\047dac6f5b5a9683a29266d9d3c55f4b92eb4af1d34121a4810e603802884916.exe"
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: GetForegroundWindowSpam
            PID:2616
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Drops file in Drivers directory
          • Drops startup file
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2800
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2760
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2744
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2776
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2836

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

      Filesize

      258KB

      MD5

      c6ab20afffac9b2e47795569bc15a103

      SHA1

      c9ab121b55cd701ed589dadef4a36c72f305fef3

      SHA256

      cde53cb1cc306def606cc1eab1ba9630fdf02c7eba198e6edc500c3727d0b51d

      SHA512

      686ec5ba7f9f5478dc8d0f69a8fba003ee35849fed4370ea90306d2ca8eb013fca740de9e328a2602a5bbea57a1a67fab2a1db5764e5cdcd47bfabe0ede24725

    • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

      Filesize

      478KB

      MD5

      8570085d6376ce20619da309fc24d598

      SHA1

      26e5e2041b4a2085e461394522d544cdd1784938

      SHA256

      5a7bdabc9772cdb871fd25438f84260cec940dd512a00064f98fb7b00f528199

      SHA512

      1f436a715e9b013fcc4c74aa06022bbee257ac76453ce419e12fd3d4f0ee2418b4f96d244be5112cdc938906ca0940c3d1650ae1fe962b8b004a433144da29ea

    • C:\Users\Admin\AppData\Local\Temp\$$aB599.bat

      Filesize

      722B

      MD5

      c2cb55b11513ab7f607f04512493ac9e

      SHA1

      bc4b313393eb648e3bb8ee4a9445cc7f6623e77c

      SHA256

      d631796a2ef15ebb9005d62a9ee3d3a889eabe8532db76193335f77fe39e1f41

      SHA512

      c88e74b58bd97eee6d1f4e5b919e315abb6a1fc54ad3b09887e43ee64427ffaba85e933864a0f9cfcd26e46c1a136860d2f2f829d380982ef8fc5e04c76944b5

    • C:\Users\Admin\AppData\Local\Temp\047dac6f5b5a9683a29266d9d3c55f4b92eb4af1d34121a4810e603802884916.exe.exe

      Filesize

      14KB

      MD5

      ad782ffac62e14e2269bf1379bccbaae

      SHA1

      9539773b550e902a35764574a2be2d05bc0d8afc

      SHA256

      1c8a77db924ebeb952052334dc95add388700c02b073b07973cd8fe0a0a360b8

      SHA512

      a1e9d6316ffc55f4751090961733e98c93b2a391666ff50b50e9dea39783746e501d14127e7ee9343926976d7e3cd224f13736530354d8466ea995dab35c8dc2

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      02146cc67e9e388647fa780b311863dd

      SHA1

      f75bff4884b3334b6966a844eaabe5880201f7a9

      SHA256

      9feebc8f48115916745055f985bf552e498434d8b3a85e693a1c2676e9e49d3a

      SHA512

      6fd6496d37d3951521be96a0f77ffe9a035520981c71067b0c64fbab41fc533528638c3811dc76a2edf8e7a60952a6f9f9b29ee90737a025c6eba2d937f28c66

    • C:\Windows\system32\drivers\etc\hosts

      Filesize

      832B

      MD5

      7e3a0edd0c6cd8316f4b6c159d5167a1

      SHA1

      753428b4736ffb2c9e3eb50f89255b212768c55a

      SHA256

      1965854dfa54c72529c88c7d9f41fa31b4140cad04cf03d3f0f2e7601fcbdc6c

      SHA512

      9c68f7f72dfa109fcfba6472a1cced85bc6c2a5481232c6d1d039c88b2f65fb86070aeb26ac23e420c6255daca02ea6e698892f7670298d2c4f741b9e9415c7f

    • F:\$RECYCLE.BIN\S-1-5-21-940600906-3464502421-4240639183-1000\_desktop.ini

      Filesize

      8B

      MD5

      0d72cd0b0aa46eeff2619cd2c58bf101

      SHA1

      5176d485e9a54ec517fd12c2aa7efcb1855286f2

      SHA256

      48db671b8d392706b0784a38cfdbfc3e9090457cbb04901a9eed5e8248a76bb7

      SHA512

      730ed8a629022a50a151646467a82228962c006a4fa23eadce4f586ef36df5fd311001c5ec502ddc4fe2e52b4f2a8da86e40950aefbcd51f8fd3dea8ebc304ba

    • memory/1180-30-0x0000000002D80000-0x0000000002D81000-memory.dmp

      Filesize

      4KB

    • memory/2472-18-0x00000000002D0000-0x000000000030E000-memory.dmp

      Filesize

      248KB

    • memory/2472-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2472-19-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2800-33-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2800-20-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2800-3308-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2800-4154-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB