Analysis

  • max time kernel
    150s
  • max time network
    53s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-04-2024 19:14

General

  • Target

    0cd3955dba180d9581bbe3e2be479ff200b0b73ebac413ab8c37e836793c25e5.exe

  • Size

    66KB

  • MD5

    178154710e94a521d1ec62633087fd50

  • SHA1

    5fa0a95051d6f028e7275060eacd918d7ec952c1

  • SHA256

    0cd3955dba180d9581bbe3e2be479ff200b0b73ebac413ab8c37e836793c25e5

  • SHA512

    d653e5af210d39b2b1d59cf98219e8771a882aa6c9192d93e0efd38be02b60900e85d6937f0eee2079e3cf13cf8eaecedbe3df30801c7e0afb0227b81aaa8001

  • SSDEEP

    1536:/qbSe+Zk78NR3dN5nP6iS4qz0XSW3iDhy3:/3e+a+3dN5bS4qz3DhO

Score
7/10

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
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3424
      • C:\Users\Admin\AppData\Local\Temp\0cd3955dba180d9581bbe3e2be479ff200b0b73ebac413ab8c37e836793c25e5.exe
        "C:\Users\Admin\AppData\Local\Temp\0cd3955dba180d9581bbe3e2be479ff200b0b73ebac413ab8c37e836793c25e5.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1916
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4568
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:3600
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a3827.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:3460
            • C:\Users\Admin\AppData\Local\Temp\0cd3955dba180d9581bbe3e2be479ff200b0b73ebac413ab8c37e836793c25e5.exe
              "C:\Users\Admin\AppData\Local\Temp\0cd3955dba180d9581bbe3e2be479ff200b0b73ebac413ab8c37e836793c25e5.exe"
              4⤵
              • Executes dropped EXE
              PID:2852
          • 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
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:4624
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2636
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:3148
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:1576
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:1528

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            577KB

            MD5

            7a0fb448ae48d218747692677e9f2358

            SHA1

            0dd7c64ac679b53f6ea4dff785171f0b974f8b05

            SHA256

            9a27db75ae8ab54d79997b07762367621e37b19d692c7418333f4a01f79b4632

            SHA512

            4b230e989b796949dddc50eb05fb42fdea382df53dd1b928baf320f5c6cc73c926848be38cea8aca943c8bda8dc2150b5976f6da2fedcdec5609c0b5cb499485

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

            Filesize

            643KB

            MD5

            b06c23c388c6c6a3219fdaf5efaabccf

            SHA1

            ada13c3c4449d222de774ebd037078ba31d33cd2

            SHA256

            8efeb8be3a4ae59e4106e6c1d9e122d8ecb84b71cf01796f27d94ecfe80e0809

            SHA512

            aefc2fbbf660ee465ac7f174ab8f3de242c352d473a02ee96214d29a5e854e88c7ad842685bdb81698c8d51e0b597d7379c3a039e704839be748fe96a68c23b9

          • C:\Users\Admin\AppData\Local\Temp\$$a3827.bat

            Filesize

            722B

            MD5

            efbf34237bb1fef54e8a7d8461bf85bb

            SHA1

            95fa00cbca58d603e0aee78052953d81c9479182

            SHA256

            04689fcd96c38bb15713aed56718a1b8c37f43e0b898ccdfac162c6090c4842a

            SHA512

            3741e9ce3f1152fc2739b3fd568163f1b67c93a7eb4a53cbf628a9736cb34da1cc410b40abebcc8ed70d35576acccc8f919bd61e865de824eedf86cb3feaf630

          • C:\Users\Admin\AppData\Local\Temp\0cd3955dba180d9581bbe3e2be479ff200b0b73ebac413ab8c37e836793c25e5.exe.exe

            Filesize

            33KB

            MD5

            e23f654ce94c5fea4bc1d10bac9e1705

            SHA1

            8bf96eb96181339a2c0f261768045546503d7545

            SHA256

            74d75e8cd9f52cd9b294bd8203d21c83009824890811174af2601795a2bffe6c

            SHA512

            c9021cec17d19bfea97d6c038747f6c0a387934d3700e058b4ffad41f9d4805771c52739c5f9efdf69db099a52fc48040e7fed692acbea0398b3ffe843f9fce6

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            3659e75ad8a2bdeef5f1d74aae41c2af

            SHA1

            95b2fa7bc2afbc1f412fc4285dbb6a15cc658a8a

            SHA256

            dbb4fdb10597cfb189203f72e75a2f2769a6960ed1acc1baa901742a344ae52d

            SHA512

            f19bbad48af80437f083d21cf89839bee9d30d50162df60a0d7c8205b646739332e55371f5d6c005f69681e41f00df936942c06f94f1a38c25084e438cac61e2

          • F:\$RECYCLE.BIN\S-1-5-21-17203666-93769886-2545153620-1000\_desktop.ini

            Filesize

            9B

            MD5

            e7957b9f3d9556c996418169821a7993

            SHA1

            b7028de0f91d2e50a8d5f6d23613331a2784a142

            SHA256

            71a21a13d7822776d52d9a6146651dc9155db9f0bfbd978acf43d12dea2a8539

            SHA512

            72bc8552047095449fa4c3c21300183acfc7b33e6ab69c11435542e2862cb9e896bbfdedaeb97ec6edac8ed68220507a302d1ed2217624c97f6e9a83c0d3a285

          • memory/1916-0-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/1916-9-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/4624-11-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/4624-18-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/4624-5224-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/4624-8774-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB