Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/08/2024, 19:37

General

  • Target

    2b992dbb3e1520f201b49cad00f0b44d3e3824a09d4e15cce81e9a2b4362b72d.exe

  • Size

    491KB

  • MD5

    65dd19564cf8d9136999784be998dffc

  • SHA1

    923b2520746c20ba98d0c47d273cb52a1c76a59c

  • SHA256

    2b992dbb3e1520f201b49cad00f0b44d3e3824a09d4e15cce81e9a2b4362b72d

  • SHA512

    7a1bd7162258a2c4d49569f2134242b9e271b9a53962c3954988925d777a5f05bb64fe59d727c4169403c32e3279b9bfb2d1871db85c21c3348a38f65245752e

  • SSDEEP

    12288:J21quIf1gL5pRTcAkS/3hzN8qE43fm78V:s1q45jcAkSYqyE

Malware Config

Signatures

  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 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 64 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3480
      • C:\Users\Admin\AppData\Local\Temp\2b992dbb3e1520f201b49cad00f0b44d3e3824a09d4e15cce81e9a2b4362b72d.exe
        "C:\Users\Admin\AppData\Local\Temp\2b992dbb3e1520f201b49cad00f0b44d3e3824a09d4e15cce81e9a2b4362b72d.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3528
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:5092
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:5064
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a4ACF.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3692
          • C:\Users\Admin\AppData\Local\Temp\2b992dbb3e1520f201b49cad00f0b44d3e3824a09d4e15cce81e9a2b4362b72d.exe
            "C:\Users\Admin\AppData\Local\Temp\2b992dbb3e1520f201b49cad00f0b44d3e3824a09d4e15cce81e9a2b4362b72d.exe"
            4⤵
            • Executes dropped EXE
            PID:1136
        • 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:3280
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3392
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:4732
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3008
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2800
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4084,i,12470628711992022444,7767535593390851522,262144 --variations-seed-version --mojo-platform-channel-handle=3780 /prefetch:8
      1⤵
        PID:1956

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Program Files\7-Zip\7z.exe

              Filesize

              577KB

              MD5

              b61fd429ec4dd833027ee350d29a6b86

              SHA1

              461913fac689f43c8bf3c61816f1356df5e1aa44

              SHA256

              9e0da4c7ee18e135b4231e94e3ca5347e981ef8300c5f616947dda5116a45d85

              SHA512

              773c28692b61651fa22d3ccea8628570bfc3450ce7c0f8b7b705bbc553631bc1ef8c28d948958cc254a65b3f56b57a03f2775e22c6ec07c15de8d981ec082467

            • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

              Filesize

              643KB

              MD5

              93043fdb2b33ea3444f295c346cd812f

              SHA1

              316f738d2aa19f92fcc8f6fc2845aeb43fde3094

              SHA256

              d0cebe6e543e28953862cf49dafd11cc1fa416a610d1f1813a9db9162d7b6c61

              SHA512

              708867acd4a154fe76d4e0e536942e8f067b189a84de8c80bb9647bce9b42f8cca212903bb727ba6ecaa96470662196615b34bb81e54336f834a49acedf19408

            • C:\Users\Admin\AppData\Local\Temp\$$a4ACF.bat

              Filesize

              722B

              MD5

              863e75f4a4a4050a83b346e3d1fb5e4c

              SHA1

              e88b3a5c5f922bbd5e35226541b26c102dfe9098

              SHA256

              a9677766d310937fe6d616af49b12b95a7f621e87a6e034c068b522cb4065ddd

              SHA512

              80cb7369b65f05a514f629246c0a582d9f4cff143fde1fd8ca88563d132438f400b3ccbb2747e990bcf63ec8832c121324bb9bbb659603f935a883ded05f040c

            • C:\Users\Admin\AppData\Local\Temp\2b992dbb3e1520f201b49cad00f0b44d3e3824a09d4e15cce81e9a2b4362b72d.exe.exe

              Filesize

              458KB

              MD5

              619f7135621b50fd1900ff24aade1524

              SHA1

              6c7ea8bbd435163ae3945cbef30ef6b9872a4591

              SHA256

              344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2

              SHA512

              2c7293c084d09bc2e3ae2d066dd7b331c810d9e2eeca8b236a8e87fdeb18e877b948747d3491fcaff245816507685250bd35f984c67a43b29b0ae31ecb2bd628

            • C:\Windows\Logo1_.exe

              Filesize

              33KB

              MD5

              d9f4f8b3dccefdc485c02f1f0952a7bf

              SHA1

              fbc2711d2f6a163d04d61f501d5f80e79bb5da94

              SHA256

              c0ac58af88165336a655cc0a6353e2824cac0f5731d4458b50fce9a6266f891c

              SHA512

              cf4d794c9c21abda4cf00f11804bff10d1214e15c161aa8ab8821d32bb282f471db0f51e3a9e492d99315e4ff9e9f4cdeb0b8037bf357564d7ca269154dd2165

            • F:\$RECYCLE.BIN\S-1-5-21-2170637797-568393320-3232933035-1000\_desktop.ini

              Filesize

              9B

              MD5

              b7beb43f344015405dc34dab081d8434

              SHA1

              f194ae965145f76e4825c67337ef69da96f3954f

              SHA256

              d069f2206a0ca683611b357b347af3abd4c559602b5617591232512e6c0e1b02

              SHA512

              ee85ee5a36f6fe3381a853d2e0a0209e3d83271f29a9f980d1cbfb0309430f26b2658eedc501c0639d0dd6c929b093b8f9bf1e1a3ff1179e581fc07ae635a678

            • memory/3280-10-0x0000000000400000-0x000000000043D000-memory.dmp

              Filesize

              244KB

            • memory/3280-18-0x0000000000400000-0x000000000043D000-memory.dmp

              Filesize

              244KB

            • memory/3280-2096-0x0000000000400000-0x000000000043D000-memory.dmp

              Filesize

              244KB

            • memory/3280-9236-0x0000000000400000-0x000000000043D000-memory.dmp

              Filesize

              244KB

            • memory/3528-0-0x0000000000400000-0x000000000043D000-memory.dmp

              Filesize

              244KB

            • memory/3528-9-0x0000000000400000-0x000000000043D000-memory.dmp

              Filesize

              244KB