Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/05/2024, 18:32

General

  • Target

    d1c7ed57191524d4625024b6fc0eb7ebbcabbc1602f54538cf3cd8ce54918c1d.exe

  • Size

    368KB

  • MD5

    994328b11a007d758b8847fb02b81468

  • SHA1

    b33b8d95fae04e70693a0294571cc708d15e06f8

  • SHA256

    d1c7ed57191524d4625024b6fc0eb7ebbcabbc1602f54538cf3cd8ce54918c1d

  • SHA512

    0423bc3ee4a302364b3e83921e89e0f56199ada840b9cd5a422865a2880f32848ee99d8e080d42b777c866b867204356ed9212b34f7ff60be860e506dee4ce0a

  • SSDEEP

    6144:M1mzU66bkWmchVySqkvAH3qo0wWJC6G/SMT4FWqC:M1uU66b5zhVymA/XSRh

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 28 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3516
      • C:\Users\Admin\AppData\Local\Temp\d1c7ed57191524d4625024b6fc0eb7ebbcabbc1602f54538cf3cd8ce54918c1d.exe
        "C:\Users\Admin\AppData\Local\Temp\d1c7ed57191524d4625024b6fc0eb7ebbcabbc1602f54538cf3cd8ce54918c1d.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2136
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3196
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:3200
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a3018.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:2196
            • C:\Users\Admin\AppData\Local\Temp\d1c7ed57191524d4625024b6fc0eb7ebbcabbc1602f54538cf3cd8ce54918c1d.exe
              "C:\Users\Admin\AppData\Local\Temp\d1c7ed57191524d4625024b6fc0eb7ebbcabbc1602f54538cf3cd8ce54918c1d.exe"
              4⤵
              • Executes dropped EXE
              PID:2408
          • 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:208
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:912
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:4484
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:4136
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2980

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            577KB

            MD5

            5e30d16b8e69d6c1a539ec4bbc19d2f7

            SHA1

            fb69e35b1f9306dce3df2f359b60ff947b046558

            SHA256

            7b843f374d695e9bdbb119ae4264f5e2b7495dc5001cc291b4df3c70a969fb75

            SHA512

            fbfd982615b7e7277f1e92a29b67f65b55828554355219659df3e131450a97242553def5c6e230399f241ce674ee9b0b5cbf23f823c6a10ee6a51f30721806f3

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

            Filesize

            643KB

            MD5

            b489893e2a89eb1682d618b8824fb7c3

            SHA1

            8f929e84ce714a7247920ec3902292e977ebb26d

            SHA256

            720afba2de160448f339c299f4607089254ec8f82168694d7808273128822e81

            SHA512

            a6f03b3cd792ad476e69854adc6280898882379bba50bab0af36d718d5b6806b585f172024f99a4f282785b9759ad3383643c9283daaa5947b79e8102d2c90c1

          • C:\Users\Admin\AppData\Local\Temp\$$a3018.bat

            Filesize

            722B

            MD5

            3328b3c320630df41a785b1334b8f238

            SHA1

            9ca6242bf40562223403b08d77182a4285491c58

            SHA256

            ce1da8d4bf2399b13448679f7e8504a5a4d4793bb6b6d96e8af72ab63e0d32be

            SHA512

            a40ce517207e22bedb3d81b034b547568d7386ee14ca2bb1adee53a944246824c452bc88eabad6880291ad37d0b41c4d834376f05a9d4a9c16119468fa2683f7

          • C:\Users\Admin\AppData\Local\Temp\d1c7ed57191524d4625024b6fc0eb7ebbcabbc1602f54538cf3cd8ce54918c1d.exe.exe

            Filesize

            335KB

            MD5

            40ac62c087648ccc2c58dae066d34c98

            SHA1

            0e87efb6ddfe59e534ea9e829cad35be8563e5f7

            SHA256

            482c4c1562490e164d5f17990253373691aa5eab55a81c7f890fe9583a9ea916

            SHA512

            0c1ff13ff88409d54fee2ceb07fe65135ce2a9aa6f8da51ac0158abb2cfbb3a898ef26f476931986f1367622f21a7c0b0e742d0f4de8be6e215596b0d88c518f

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            726937f6d8546adf90a8ccc396c9568b

            SHA1

            562a243cad15148d094b1a79493cceecbc0358b7

            SHA256

            32ff9d1250cf6ed2d3bdbe31c9c733f2dca643ecc4fe816d83aa33c6736b4ee4

            SHA512

            d0864bc167728f211c9add8c35824301b630f8e682213b5c02fdb0333416551604b92d7120b4ce4b6028497893ed155c719adaff769f0d2b17d44a32c3be4b81

          • F:\$RECYCLE.BIN\S-1-5-21-4018855536-2201274732-320770143-1000\_desktop.ini

            Filesize

            9B

            MD5

            588b2065b2adfd8dfd688104d02aad5a

            SHA1

            263f0ca294d728a13f51220aea8123aa257cc6e2

            SHA256

            f9ab49edf14c6bda17287f7caa63d3b3bb20a65215f1462cf05577a5c1c472e6

            SHA512

            99106035ac4547c81fd737f5f79ddd32ea10fde9e3ea97102472c871aa9f94ee3f68823bcc4bb308e92265a9c3cacd4b1f5c9f52f8d3e630cdf6bdcd3c737e2d

          • memory/208-9-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/208-18-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/208-2974-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/208-8656-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2136-0-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2136-11-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB