Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    18/08/2023, 02:20

General

  • Target

    ad2f88d362299589c25c14172b3c8f35868c1299dab127aa2cecd224679d92bf.exe

  • Size

    97KB

  • MD5

    007253c857f413182eb252ed04d316a1

  • SHA1

    c05656c501243ab50184041ef2a0ac89bec086cc

  • SHA256

    ad2f88d362299589c25c14172b3c8f35868c1299dab127aa2cecd224679d92bf

  • SHA512

    de05a69e5eb445be24d1289577f8c84b1e625e3af3b6fa7ae1e538ee54e37463aa06438658626142bca16e39093185fb48af18be868175c77a7411dd05f47d7e

  • SSDEEP

    1536:Ai4srz8dOBN9aunr8f88qP2CsRdxgwGGCIOunToIfiWdN:A48oBN9auQf8l2CHRGgKTBfik

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 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 43 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1192
      • C:\Users\Admin\AppData\Local\Temp\ad2f88d362299589c25c14172b3c8f35868c1299dab127aa2cecd224679d92bf.exe
        "C:\Users\Admin\AppData\Local\Temp\ad2f88d362299589c25c14172b3c8f35868c1299dab127aa2cecd224679d92bf.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1660
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2160
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1624
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a99A1.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2448
            • C:\Users\Admin\AppData\Local\Temp\ad2f88d362299589c25c14172b3c8f35868c1299dab127aa2cecd224679d92bf.exe
              "C:\Users\Admin\AppData\Local\Temp\ad2f88d362299589c25c14172b3c8f35868c1299dab127aa2cecd224679d92bf.exe"
              4⤵
              • Executes dropped EXE
              PID:1684
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • 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:1020
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2916
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2892
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2928
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2816

          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

                  3d85e6d92ac7be70637f958dde2b011e

                  SHA1

                  de203840649525f16e0bca64ac03d6288a1b7316

                  SHA256

                  7d1496ae1660972107f77423879bcf3dbd8c4d4feed5690d8a756d1aadc5ded7

                  SHA512

                  7744e7e7570e10113f07b2f576679642a16269979978edac66a3e311171635dadc407d08533761e97231f77fc37684b6b7aca655b7d6a6d95fd4ac6764e34afd

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

                  Filesize

                  478KB

                  MD5

                  f42c7fca4a74677fc3f9dff9c92bc66a

                  SHA1

                  485aefa513bd7cf9546571c9d5bbfaea2e2aa761

                  SHA256

                  a762874c0c4e1b60ae4dd0d93778af865eceff9edb71debfc90b7827cec0665f

                  SHA512

                  afd338ea3b920930eb18853143277705d7a481611d207c732bbaea188e289481c42f80a48af4d2712e823424d993346a01b148aa64583198e4dbf2bf75c791f4

                • C:\Users\Admin\AppData\Local\Temp\$$a99A1.bat

                  Filesize

                  722B

                  MD5

                  7f0594a9393deaa418feda6b221ea2a4

                  SHA1

                  4eb1215093784a4abe15dab38de3d9e9334423c0

                  SHA256

                  dd9fe1a49722c7542025fc020cf276105ddec9436f4d387bd3e3eb2b1268e471

                  SHA512

                  6d8e7947cc7da988f12c7ec1e5cbb33d5a88d00bdaa495ebec836fee9202a57f387192ea5731eb2fc79152a42cdb7f8ce5de1a085402f593c3594f2d16631ec6

                • C:\Users\Admin\AppData\Local\Temp\$$a99A1.bat

                  Filesize

                  722B

                  MD5

                  7f0594a9393deaa418feda6b221ea2a4

                  SHA1

                  4eb1215093784a4abe15dab38de3d9e9334423c0

                  SHA256

                  dd9fe1a49722c7542025fc020cf276105ddec9436f4d387bd3e3eb2b1268e471

                  SHA512

                  6d8e7947cc7da988f12c7ec1e5cbb33d5a88d00bdaa495ebec836fee9202a57f387192ea5731eb2fc79152a42cdb7f8ce5de1a085402f593c3594f2d16631ec6

                • C:\Users\Admin\AppData\Local\Temp\ad2f88d362299589c25c14172b3c8f35868c1299dab127aa2cecd224679d92bf.exe

                  Filesize

                  64KB

                  MD5

                  ae6ce17005c63b7e9bf15a2a21abb315

                  SHA1

                  9b6bdfb9d648fa422f54ec07b8c8ea70389c09eb

                  SHA256

                  4a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e

                  SHA512

                  c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af

                • C:\Users\Admin\AppData\Local\Temp\ad2f88d362299589c25c14172b3c8f35868c1299dab127aa2cecd224679d92bf.exe.exe

                  Filesize

                  64KB

                  MD5

                  ae6ce17005c63b7e9bf15a2a21abb315

                  SHA1

                  9b6bdfb9d648fa422f54ec07b8c8ea70389c09eb

                  SHA256

                  4a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e

                  SHA512

                  c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af

                • C:\Windows\Logo1_.exe

                  Filesize

                  33KB

                  MD5

                  4b8d5611897671cb722c88a92fea57cd

                  SHA1

                  d2bd76334c02d3aff4a8dfe3477162c85f8c14c9

                  SHA256

                  0a05a55fa316d55995d50de7a9ebcde75cbedee25846d320bffaef1eec6b34a2

                  SHA512

                  821aaadb27a1d2f0ac1b2fd3c9da43dc65ad00481d18f4a4c660b1bf0065dbe8ba1a736c713c40923b98ad8858f14e5c50efa21530efbe430db54a477b9075a8

                • C:\Windows\Logo1_.exe

                  Filesize

                  33KB

                  MD5

                  4b8d5611897671cb722c88a92fea57cd

                  SHA1

                  d2bd76334c02d3aff4a8dfe3477162c85f8c14c9

                  SHA256

                  0a05a55fa316d55995d50de7a9ebcde75cbedee25846d320bffaef1eec6b34a2

                  SHA512

                  821aaadb27a1d2f0ac1b2fd3c9da43dc65ad00481d18f4a4c660b1bf0065dbe8ba1a736c713c40923b98ad8858f14e5c50efa21530efbe430db54a477b9075a8

                • C:\Windows\Logo1_.exe

                  Filesize

                  33KB

                  MD5

                  4b8d5611897671cb722c88a92fea57cd

                  SHA1

                  d2bd76334c02d3aff4a8dfe3477162c85f8c14c9

                  SHA256

                  0a05a55fa316d55995d50de7a9ebcde75cbedee25846d320bffaef1eec6b34a2

                  SHA512

                  821aaadb27a1d2f0ac1b2fd3c9da43dc65ad00481d18f4a4c660b1bf0065dbe8ba1a736c713c40923b98ad8858f14e5c50efa21530efbe430db54a477b9075a8

                • C:\Windows\rundl132.exe

                  Filesize

                  33KB

                  MD5

                  4b8d5611897671cb722c88a92fea57cd

                  SHA1

                  d2bd76334c02d3aff4a8dfe3477162c85f8c14c9

                  SHA256

                  0a05a55fa316d55995d50de7a9ebcde75cbedee25846d320bffaef1eec6b34a2

                  SHA512

                  821aaadb27a1d2f0ac1b2fd3c9da43dc65ad00481d18f4a4c660b1bf0065dbe8ba1a736c713c40923b98ad8858f14e5c50efa21530efbe430db54a477b9075a8

                • F:\$RECYCLE.BIN\S-1-5-21-377084978-2088738870-2818360375-1000\_desktop.ini

                  Filesize

                  9B

                  MD5

                  16548fefb55deef0a354259a11e1cc14

                  SHA1

                  6e4f38c24333eb1c8bcc91e4e4042ce600a44c4f

                  SHA256

                  f6d78c8a802bfc4dded630ac9f8d33fb335ab11d45bb742fac993f8d42ea327c

                  SHA512

                  1fcd0a93c383bf38b97073a84ac50c78149cd1160299e71676fc5a3a6f655affac3a0e2433cf5bc4c145cda0ec44a23d13e1da953e15feefb0b9cefd84204271

                • \Users\Admin\AppData\Local\Temp\ad2f88d362299589c25c14172b3c8f35868c1299dab127aa2cecd224679d92bf.exe

                  Filesize

                  64KB

                  MD5

                  ae6ce17005c63b7e9bf15a2a21abb315

                  SHA1

                  9b6bdfb9d648fa422f54ec07b8c8ea70389c09eb

                  SHA256

                  4a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e

                  SHA512

                  c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af

                • \Users\Admin\AppData\Local\Temp\ad2f88d362299589c25c14172b3c8f35868c1299dab127aa2cecd224679d92bf.exe

                  Filesize

                  64KB

                  MD5

                  ae6ce17005c63b7e9bf15a2a21abb315

                  SHA1

                  9b6bdfb9d648fa422f54ec07b8c8ea70389c09eb

                  SHA256

                  4a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e

                  SHA512

                  c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af

                • memory/1020-1455-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB

                • memory/1020-3339-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB

                • memory/1020-87-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB

                • memory/1020-4106-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB

                • memory/1192-82-0x0000000002990000-0x0000000002991000-memory.dmp

                  Filesize

                  4KB

                • memory/1660-71-0x00000000002B0000-0x00000000002F0000-memory.dmp

                  Filesize

                  256KB

                • memory/1660-86-0x00000000002B0000-0x00000000002F0000-memory.dmp

                  Filesize

                  256KB

                • memory/1660-54-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB

                • memory/1660-66-0x00000000002B0000-0x00000000002F0000-memory.dmp

                  Filesize

                  256KB

                • memory/1660-70-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB