Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21/09/2024, 14:45

General

  • Target

    5d17ba6d6e3f6d866cd6ec43fde07603d8d99ba89220e66db218b60934e03dca.exe

  • Size

    179KB

  • MD5

    91fbab1f0cc56706e5721646f07a5162

  • SHA1

    8b513324ad0a237c1e15477ce7e08291e82f1f8a

  • SHA256

    5d17ba6d6e3f6d866cd6ec43fde07603d8d99ba89220e66db218b60934e03dca

  • SHA512

    f691e7cc808ad9198175887da1a48a4af2fadee1cdd24a19f0ce3555f1c034d89995f35e985f064af60eece730df7ef479ba708a1d7b35d8776ade5d134a75f4

  • SSDEEP

    3072:PvaY46tGNttyJQ7KRQ1Gny0is1iygSw01IZ1ymklBF5TjZqMNl:p46tGdyjR3gSZ1IZ1yjrvl

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 10 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 43 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1188
      • C:\Users\Admin\AppData\Local\Temp\5d17ba6d6e3f6d866cd6ec43fde07603d8d99ba89220e66db218b60934e03dca.exe
        "C:\Users\Admin\AppData\Local\Temp\5d17ba6d6e3f6d866cd6ec43fde07603d8d99ba89220e66db218b60934e03dca.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2968
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2852
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2720
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a2DE.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2824
          • C:\Users\Admin\AppData\Local\Temp\5d17ba6d6e3f6d866cd6ec43fde07603d8d99ba89220e66db218b60934e03dca.exe
            "C:\Users\Admin\AppData\Local\Temp\5d17ba6d6e3f6d866cd6ec43fde07603d8d99ba89220e66db218b60934e03dca.exe"
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:2584
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Drops file in Drivers directory
          • 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:2856
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2740
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2572
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2388
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:1460

    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

      b09d62164c8f7098876ae37af9785964

      SHA1

      a949a6104c60ac0e41ea0c5bb5cbd94087a54e7b

      SHA256

      f845ff7a207b5dca7eb0334341257e879a7d9e8601d7b4f4c817251e6947baed

      SHA512

      3a32a266bd3eaab950efe1cf44da22b1a4b6859065bbef4f144d809ab22b05ba109d69e91f0c961468fb5bccb07138d19a5d73d39626e8fd661bbec537572b41

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

      Filesize

      478KB

      MD5

      6a69ce6928676e96da75ff133c378a5d

      SHA1

      d7906fa148c1bc6b22a81231c83bf02c30efdfe9

      SHA256

      7213ffb4ea5f57902d832479d1eac60337c17ddf99cd09b5cd35231c09ea8012

      SHA512

      5a0c78abce8fd1a5153dccd611fc75e5d5da865b277764e3a3e46ac9c91cd985a789e929dd78958e4d255aaa1221a0776a794e0be1c3983b8638c9d1a0a3479f

    • C:\Users\Admin\AppData\Local\Temp\$$a2DE.bat

      Filesize

      721B

      MD5

      a64f2c0205c319cb64b383dd7c39f6f6

      SHA1

      183a5295889f001a9bb5ca70b09a17cbcc401ee0

      SHA256

      1e0a8e43b8eb4e14c1348901adade5e604d6dc1e61dff7051dafb06bc5477dfd

      SHA512

      2fab5effb10dead9ec1b2910524ad60e163763f9a6c2d15a23008ad1e24b0d3baa20a710511e3a94ad7e7c71c0da110c87cccccc0bcb923e62ac52567416b365

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      10757c60942f55811de387485f9aa197

      SHA1

      9e55ee8d21052abf5b1eeaeb650387f895dffad2

      SHA256

      bcc2900bd81e376a8a1965991ddf991a06a1fab7045793f3243b2e5f22bf6139

      SHA512

      cb8c02e083e2639e203113a4ba891e553d690e80d4c3551b030e618cedc85a02b08a7183190d38dd5bb0858fabfdb1f59c485b9ac9a24825c7cd5e480979b07a

    • C:\Windows\system32\drivers\etc\hosts

      Filesize

      832B

      MD5

      7e3a0edd0c6cd8316f4b6c159d5167a1

      SHA1

      753428b4736ffb2c9e3eb50f89255b212768c55a

      SHA256

      1965854dfa54c72529c88c7d9f41fa31b4140cad04cf03d3f0f2e7601fcbdc6c

      SHA512

      9c68f7f72dfa109fcfba6472a1cced85bc6c2a5481232c6d1d039c88b2f65fb86070aeb26ac23e420c6255daca02ea6e698892f7670298d2c4f741b9e9415c7f

    • F:\$RECYCLE.BIN\S-1-5-21-312935884-697965778-3955649944-1000\_desktop.ini

      Filesize

      9B

      MD5

      5412111268dd2c1fb1cf8697bfab9b6c

      SHA1

      16d0b289e83c74cb50a004edd7c5750ac706f321

      SHA256

      f3aa35be7048ddbf11fc581e5f9476745d75bcf097e121ba2915614e360a0cdc

      SHA512

      13fc5bf11faaf5471fde8a1bafdcc6d27521bad796e5e532c94d9c8232dd70088e70b6d5ac60c4c15d13e59926ac38e9a9e01b4dd4694a77d70bdd1ae7005ccf

    • \Users\Admin\AppData\Local\Temp\5d17ba6d6e3f6d866cd6ec43fde07603d8d99ba89220e66db218b60934e03dca.exe

      Filesize

      145KB

      MD5

      f0003bbe2ddbc6a86bcd8bb3e59a459e

      SHA1

      72a13c7a33c9262cc60037aeaf120f54a21cdeb6

      SHA256

      6b3875c773db867834fe34c0efe43263908cfd264b77336f4c99977927650914

      SHA512

      7603900304bfd5f31e6165554a30d2dcbaa62d2d60debf55e9e7fb4c8c3d9f86a78725beb435ff9c85bd57562d538d527645cbe5dfbcb73efa9b2c5e600ab7a7

    • memory/1188-31-0x0000000002EE0000-0x0000000002EE1000-memory.dmp

      Filesize

      4KB

    • memory/2856-21-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2856-35-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2856-2964-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2856-4157-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2968-19-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2968-18-0x0000000000240000-0x000000000027E000-memory.dmp

      Filesize

      248KB

    • memory/2968-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2968-13-0x0000000000240000-0x000000000027E000-memory.dmp

      Filesize

      248KB