Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230824-en
  • resource tags

    arch:x64arch:x86image:win7-20230824-enlocale:en-usos:windows7-x64system
  • submitted
    29/08/2023, 01:51

General

  • Target

    59b127707ded68335146d3eba6423386b7fef49930849c13e4e3b934544bdf92.exe

  • Size

    29KB

  • MD5

    8e6419646867f4a823210022628b4401

  • SHA1

    dc682a54ee5543f9818ea35bf45f3b3b04030a1d

  • SHA256

    59b127707ded68335146d3eba6423386b7fef49930849c13e4e3b934544bdf92

  • SHA512

    89251b885ca82d5655a6ecd10f69842455f710f632d224e2697e331e1b6ee40114302d59a10009cbbd1ca8a3453a9b78799e0a6f29604fa87834d34f9a7634b0

  • SSDEEP

    384:NbbJQ1Gt5M0zhIV/DZ3KZp7JcTO4yf9Knuf2MqlUV2V9wVfUnfRqOzGOnJh:p+16GVRu1yK9fMnJG2V9dHS8

Score
6/10

Malware Config

Signatures

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

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1268
      • C:\Users\Admin\AppData\Local\Temp\59b127707ded68335146d3eba6423386b7fef49930849c13e4e3b934544bdf92.exe
        "C:\Users\Admin\AppData\Local\Temp\59b127707ded68335146d3eba6423386b7fef49930849c13e4e3b934544bdf92.exe"
        2⤵
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2896
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2528
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2640

      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

              edef37b96b99776bba846c5852e3abe7

              SHA1

              68efb7cc149f2686e24e21cc35d7746bd0162a07

              SHA256

              de7d83856bdd3c4f32e73da5c3344db410ef0a4a89ffc971c80389a5a98afc1d

              SHA512

              871b501b218c25e67981640d3d2db976682b57c90a021cde27ca23f65a5434a1b6f678664874b5368e13cd76cf226e374bab2be46ebc0db146d49c3b95b167d9

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

              Filesize

              876KB

              MD5

              6b2ac1029bea50de675393baea406aed

              SHA1

              46b83b1d63428c8bdc6754eb80f1bbdebd311e52

              SHA256

              b2eba2bfd95fbd1c4a53cd99f48523eca69162c91e0b368d92f558ae01bbdd9e

              SHA512

              9e1b706f04c1dbc269446b44a65350964a134ab452ea135dd4a541179a24852649f0f008a217acad614ba149a695e6624c39fb817ab5e74e5fa64a53ef888f57

            • F:\$RECYCLE.BIN\S-1-5-21-1528014236-771305907-3973026625-1000\_desktop.ini

              Filesize

              9B

              MD5

              2326d479b287193a70f520700dc8d23e

              SHA1

              afea66d3788a50debd6f5d4c9dd51f68a4477e64

              SHA256

              95d41561a1467d20977f59108e85da181e0b4dfd3db9e40182ae7378c4a927f8

              SHA512

              cb971c406ddf7147536a6a1569d4ff49d7219aa52cde5d110be1109874d66daace832d423d7969af9e6bbc9738a65734c7e68e994591b7677aad51fa0f52cf37

            • memory/1268-5-0x0000000002250000-0x0000000002251000-memory.dmp

              Filesize

              4KB

            • memory/2896-67-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2896-21-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2896-0-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2896-73-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2896-15-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2896-1825-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2896-7-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2896-2549-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2896-3286-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB