Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18/04/2024, 00:27

General

  • Target

    05de2f954afc3a5246d5b609197ca9f49d26517980de3da147f0adebe925c5d0.exe

  • Size

    1.8MB

  • MD5

    f524ca8a9000faad575f8c14c85dfb09

  • SHA1

    f68d9961e54552381246332c80483f1d3a724384

  • SHA256

    05de2f954afc3a5246d5b609197ca9f49d26517980de3da147f0adebe925c5d0

  • SHA512

    20d9b3ee6a2ce7e26fbfecd1749bbaa14c5a12fd23b1710bb74750706d1a30a0189f9d181a2cb11622b60399e57a90f1dbb3128ed7b6ab9021f5a4c05b8545f5

  • SSDEEP

    49152:fgQt30B3uA8EYHCree1uksbraFShGJ0WkA5:fBt32u51HCri+ss5

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1248
      • C:\Users\Admin\AppData\Local\Temp\05de2f954afc3a5246d5b609197ca9f49d26517980de3da147f0adebe925c5d0.exe
        "C:\Users\Admin\AppData\Local\Temp\05de2f954afc3a5246d5b609197ca9f49d26517980de3da147f0adebe925c5d0.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1784
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a388E.bat
          3⤵
          • Deletes itself
          PID:1408
          • C:\Users\Admin\AppData\Local\Temp\05de2f954afc3a5246d5b609197ca9f49d26517980de3da147f0adebe925c5d0.exe
            "C:\Users\Admin\AppData\Local\Temp\05de2f954afc3a5246d5b609197ca9f49d26517980de3da147f0adebe925c5d0.exe"
            4⤵
            • Executes dropped EXE
            PID:2976
          • C:\Users\Admin\AppData\Local\Temp\05de2f954afc3a5246d5b609197ca9f49d26517980de3da147f0adebe925c5d0.exe
            "C:\Users\Admin\AppData\Local\Temp\05de2f954afc3a5246d5b609197ca9f49d26517980de3da147f0adebe925c5d0.exe"
            4⤵
            • Executes dropped EXE
            PID:2432
        • 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:2944
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2692
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2648

      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

              254KB

              MD5

              568f17750238ab463c745953a303648a

              SHA1

              25e9de37d6edb52c584c442e4f93a0448b4b37d4

              SHA256

              5351b82387339c78b116a077f2ba633da2a6fef86a165d92bfe28c2c3770ac81

              SHA512

              9034bc060e8155e07009d2142830f03b29c50525232fa1719038eae4fc742d460c5dad7b7fdd6957264c338072fbe71193a23d994510dc809ae240023b9f1ed3

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

              Filesize

              474KB

              MD5

              82d95ff3c368229d3ecd547bfc2e95e4

              SHA1

              05c2c8065f243260792924168f85c614057119e8

              SHA256

              5fd8262ebaf159fa1ba5a2b80dad6f98477d1f549a651fc1a327f0dd207f2fdb

              SHA512

              27815b93d6070f7026c23ceac6210a78e694616d6a6a2012369b271e2d2ec986438f80dd3a29db4c4419b08084cb5a5914af216177669b86d8e2ae7184691699

            • C:\Users\Admin\AppData\Local\Temp\$$a388E.bat

              Filesize

              722B

              MD5

              32365b5473b0da646eb970c8a59e1154

              SHA1

              7fc6b606c39fb2e854b484cd743b57f680336222

              SHA256

              945ccbef7a293be7c1b616ddfaeaeac38e9df3c27733353dd398ecff76cfe61d

              SHA512

              3cff6c987d2507565d521e83123aeb436defbe442c7f2971c02755708fc58ea505bea8688ffd4e1962b09e34d71ce02ce31cf4c6767eaa90f315a31662dbf11f

            • C:\Users\Admin\AppData\Local\Temp\05de2f954afc3a5246d5b609197ca9f49d26517980de3da147f0adebe925c5d0.exe.exe

              Filesize

              1.8MB

              MD5

              47ece88469c15cee23a088c037974dae

              SHA1

              1b4d355ee3d5718ce56c79f4ce70452bf4317d9a

              SHA256

              1a73fb874073af23280c673bbd1cd77d5cb239262a8b90dd4b3af009ca7a2b48

              SHA512

              a206a09499b5e337f3f9fa85c3c77c4fc4f4ebce71ac9c91a2fe2a0101a9539908d99b14bb4e809b2fb5b40b432cfd418ea87075060a798f24d5c60d417128bd

            • C:\Windows\rundl132.exe

              Filesize

              29KB

              MD5

              886eb3bf6157b45d4a041e1e32608c70

              SHA1

              f476a007366ac0349789b0e803ec46be523f457a

              SHA256

              a0e9eac517b54fe732db8bf9ceeb76c64a43e2e53bfd18b5a4ab0f8475f3873b

              SHA512

              6e978385b23d3054695eaf2209e92591a667ccbde747f69cb63ae28f2db3a362d136bf16afb41ceb8eb304161cc698853f9cb825a26cc683e9a693d07c190fca

            • F:\$RECYCLE.BIN\S-1-5-21-1658372521-4246568289-2509113762-1000\_desktop.ini

              Filesize

              9B

              MD5

              72b7e38c6ba037d117f32b55c07b1a9c

              SHA1

              35e2435e512e17ca2be885e17d75913f06b90361

              SHA256

              e9719e3c653627668046bac84b77097bfb0cd018d68465c17130ed31d6d6eca6

              SHA512

              2bebd814b81ad2dc547802d42891d833caaad81d004758ec4373f9c7af2971eb822f0a559d2d5d4fca499912fea95e25bab22e92cb0c149d6a4c692eee6ee46a

            • memory/1248-65-0x0000000002A80000-0x0000000002A81000-memory.dmp

              Filesize

              4KB

            • memory/1408-59-0x0000000000700000-0x0000000000701000-memory.dmp

              Filesize

              4KB

            • memory/1784-16-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/1784-12-0x0000000000220000-0x0000000000256000-memory.dmp

              Filesize

              216KB

            • memory/1784-0-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2944-21-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2944-83-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2944-129-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2944-135-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2944-754-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2944-1888-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2944-78-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2944-3348-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2944-70-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB