Analysis

  • max time kernel
    149s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    06-08-2024 10:51

General

  • Target

    0e9a8da99356e892debcd6ca026ed50819ad54d56c109b8f2fb521725973304d.exe

  • Size

    3.5MB

  • MD5

    0b44831c823a94fdcf6eec97d9e3ac34

  • SHA1

    7ca8c16d0281998c5f7041317ee772395a4a79a0

  • SHA256

    0e9a8da99356e892debcd6ca026ed50819ad54d56c109b8f2fb521725973304d

  • SHA512

    2e0a44bd6953738b2ff37b8dae5323f8d82345678eb83b31cb1b6d8765181d290de963b1f598dfd98d6c86ec3f5da934e702aea3adf50906460c579b145c643c

  • SSDEEP

    49152:8BY5tzuM0S2S5mLFEuVebedv9uNBb8AftK9qrO1LS9RhSq15vTNuHv/QXd9CQxMo:8+CFk/fUqrOiOc5z

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 6 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 9 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 use of WriteProcessMemory 41 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1192
      • C:\Users\Admin\AppData\Local\Temp\0e9a8da99356e892debcd6ca026ed50819ad54d56c109b8f2fb521725973304d.exe
        "C:\Users\Admin\AppData\Local\Temp\0e9a8da99356e892debcd6ca026ed50819ad54d56c109b8f2fb521725973304d.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2344
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1832
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2108
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aB5F7.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2916
          • C:\Users\Admin\AppData\Local\Temp\0e9a8da99356e892debcd6ca026ed50819ad54d56c109b8f2fb521725973304d.exe
            "C:\Users\Admin\AppData\Local\Temp\0e9a8da99356e892debcd6ca026ed50819ad54d56c109b8f2fb521725973304d.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:2252
            • C:\Windows\system32\WerFault.exe
              C:\Windows\system32\WerFault.exe -u -p 2252 -s 128
              5⤵
              • Loads dropped DLL
              PID:2740
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • 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:2460
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2816
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2764
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2892
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2904

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      484KB

      MD5

      7b714d463f7db900d5b6e757778a8ab8

      SHA1

      2cfc0e9f54236af8e10b0bfa551d87a20982b733

      SHA256

      c995370836939a29853611830ca08d437286d4f45603edce88f36aa1f99a0d97

      SHA512

      e8fe8823b5b7f282c24c964cbf4f248b7562259a13410bf95997288727f9bfc6ea51c4aa40182b649a2235bafc02062e0c57f4f62876b5174395071a8d68f9bb

    • C:\Users\Admin\AppData\Local\Temp\$$aB5F7.bat

      Filesize

      722B

      MD5

      2bc264f6a57092d7db623beaa0534ac9

      SHA1

      60a6c0e3ff127fa495bad04793bae861379b44fe

      SHA256

      b9623d51a2ffe5e5d306107724b2d1e58a1379ee196b73a4d2544cb80b67a2a2

      SHA512

      8f3ae18e4d34429b923c575364f83cf72b8156fe922db91077f8afa293c25e375c330925fccb6e021ea2f4c8a212e8cca99d6c095d5bdc008ba7719172897ba3

    • C:\Users\Admin\AppData\Local\Temp\0e9a8da99356e892debcd6ca026ed50819ad54d56c109b8f2fb521725973304d.exe.exe

      Filesize

      3.4MB

      MD5

      cd53c61345139dd549495633c7195a9d

      SHA1

      2f2ea5f17f724e08f2d965e591b61e0daf310487

      SHA256

      2b2538d62a3d95caa1eaaf402dda55e9b0dc66e5a0b8f6c8fd3042550e48d56d

      SHA512

      006ea7fc9f7cb6b7312c4431ba631a528654bc5c111561cb884b165176dc70dccbb7d72e132b38ce599156df6ffa31476b69fe6dd095a3fef2f93b7ef5208124

    • C:\Windows\Logo1_.exe

      Filesize

      39KB

      MD5

      0b3e5838766a0c02b48c13bb788ea6ac

      SHA1

      e731414ec9b80247aea6ddf2ef1688d4ff91bbac

      SHA256

      4c41c543ecead6a41761e5d11050800b82e601fb5fe574373876a88be5de7da1

      SHA512

      e036448efe467269f27a3daf04e0012d3ce0a6eba89a9323fc0b1f3ced12d22f52310d7a97c0205ea76cfb407578cf4b1c9d174793c72b7c292d38f377b8ff51

    • F:\$RECYCLE.BIN\S-1-5-21-2958949473-3205530200-1453100116-1000\_desktop.ini

      Filesize

      8B

      MD5

      b3317f5683e250dbd6c0e382ce3bc97c

      SHA1

      84261260605717b15275902ca71eb5eea0d2a423

      SHA256

      01f7156c49e1dbb12c8503de3ddac5a37005bd3ad103341a60a830f4b361bd5a

      SHA512

      537b27b08eba3b7d9262b43fc979a9642acd60d8970b9da936cebea873ec0ae851bdefc421c955d3ed9e1fbcc1cbb5669d9b848d5767d1119fc4ed2addf4710c

    • memory/1192-33-0x0000000002E70000-0x0000000002E71000-memory.dmp

      Filesize

      4KB

    • memory/2344-18-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2344-0-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2344-12-0x00000000003C0000-0x00000000003FD000-memory.dmp

      Filesize

      244KB

    • memory/2460-19-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2460-36-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2460-2180-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2460-4197-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB