Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    09-07-2024 09:11

General

  • Target

    c22a90a205a77081048a3fb387184f298b1a750ceb710558a3f88d869e482866.exe

  • Size

    66KB

  • MD5

    e0a1c4a81a4d7f17ed4b5d36732900f5

  • SHA1

    c235601607c10739eab3801ddb3c7cee7929b395

  • SHA256

    c22a90a205a77081048a3fb387184f298b1a750ceb710558a3f88d869e482866

  • SHA512

    74a62d31dcf7a3c3ff9aa65acc4c3279890cfd3714cc430821c0cb3df6622154f976b1557937279b46f7b62d339af5d73c54c9e274dec5726f33093d2c594b3e

  • SSDEEP

    1536:eNPrPrBcx1ae9n40g9i/qo6SKH+awuzXv4exFRKnFUs:eLfZQioJKeawuzX+nFj

Score
7/10

Malware Config

Signatures

  • 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
  • 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:1212
      • C:\Users\Admin\AppData\Local\Temp\c22a90a205a77081048a3fb387184f298b1a750ceb710558a3f88d869e482866.exe
        "C:\Users\Admin\AppData\Local\Temp\c22a90a205a77081048a3fb387184f298b1a750ceb710558a3f88d869e482866.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2648
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2004
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2808
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a3F.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2764
            • C:\Users\Admin\AppData\Local\Temp\c22a90a205a77081048a3fb387184f298b1a750ceb710558a3f88d869e482866.exe
              "C:\Users\Admin\AppData\Local\Temp\c22a90a205a77081048a3fb387184f298b1a750ceb710558a3f88d869e482866.exe"
              4⤵
              • Executes dropped EXE
              PID:2668
          • 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:2416
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2576
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2608
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2584
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:1144

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            258KB

            MD5

            61da47408434aa255916c0f52f0a70a1

            SHA1

            f4a662581634ea88ea91fa3df9bcbbbda28594fd

            SHA256

            1c96935deb9a27e9d7e634faea6ec85df1bd81965b0102cdaef916867c9b1223

            SHA512

            8e895afa682468c20db63a23bcb7e6e5c4791858abf482536e38a9c0182272cc00f4b4687d9e4870e9fa7d18e821c9aeb8b73ea539020a9f7bf798ba05f8ffb3

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

            Filesize

            478KB

            MD5

            79d96b6a2771e7783309bf05ebe7b5c1

            SHA1

            b19da11278224b17598d5b6de189892a83196708

            SHA256

            eb38a47ec49f3f376f53aff58def8c3a0e095bad67e2887d3f58bb4a3c71a19e

            SHA512

            72e30060fd922fc37662d762bc647bf85938986d810057926fe86a1622e1b05fc841bab9ee06ee7855071ed27da3d8fe20d41f03ae68c4c76cc720a7e56d4d68

          • C:\Users\Admin\AppData\Local\Temp\$$a3F.bat

            Filesize

            720B

            MD5

            ca1fec7019811bb2c6b6d9e1636cc207

            SHA1

            4a4f159ba6979813711d5a1db0afb7189475ec53

            SHA256

            da720ede88acc3b02c9d1238d07f5689ff7ef807c8638bc435fc93f4058767ed

            SHA512

            e19efdabefe975febf074143e90bef9e60cbb51e266ac912c1dee9cd3c178f6553aa895f19e5baa39697262e271de95ee4732abacf5cdf1886c247178d6cbd80

          • C:\Users\Admin\AppData\Local\Temp\c22a90a205a77081048a3fb387184f298b1a750ceb710558a3f88d869e482866.exe.exe

            Filesize

            33KB

            MD5

            b75565755e44111ff6391268f3b06555

            SHA1

            dac07f50782f2e0752183abb71bec345f0d7d68c

            SHA256

            d4872cfc8a2f10e65a08f85abcea303f74da34848e5f70b4c52fb8a1f9472638

            SHA512

            4e8ae9574837a6359b89925d5be835a292a42f7bdac248ef2d67e7895c538e7a0ecb038e5ab0367cdb172654bfaa1eec8fefee60f100574d791a5be83c20688f

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            5ed5a2badb346b8b0790c924c99df3dd

            SHA1

            3278569b20ddea011e20405c09b01726934f4d4f

            SHA256

            6cdfe0439de7d0626e8f6a39ee64ffee03797346b8bf3bf6b5c8a17da654fda3

            SHA512

            85d6dd616dac0203c1168139f2367792323d4c2b34febb9e562e2d3ad145bbe8b6912786e2e485de9102014608d96ada2faad08976cc35d7494a36d8de8ee11d

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

            Filesize

            8B

            MD5

            d8dca68320777bb03e3a6dbdb7624c4f

            SHA1

            094cbdfea49743824e2aaf9c66082c25da2157b1

            SHA256

            ebe46a39e49fe879afd1b4ac0de5c6c62e8e90342cd71aaaf3ec1d84269e9c6e

            SHA512

            9097e8a3df0ae12235002caaef04951ab586d84ea9db1b9952e684b5ab570a033ba1bf047598fca329652cab23a5ec1516e6cd6dbcbd979fd32b9b8afbdf88cc

          • memory/1212-28-0x0000000002E00000-0x0000000002E01000-memory.dmp

            Filesize

            4KB

          • memory/2416-32-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2416-19-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2416-3307-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2416-4151-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2648-17-0x0000000001B70000-0x0000000001BAD000-memory.dmp

            Filesize

            244KB

          • memory/2648-0-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2648-18-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB