Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    29/09/2023, 22:31

General

  • Target

    95414c479b8d1504b456f16b3c2fdea990c35ef003ef9d8191895af980459387.exe

  • Size

    29KB

  • MD5

    3872fa77fc88f5b0a37885ed0fea6a6c

  • SHA1

    c6583a3cf3d280a880c7ab3767e4dbfb5d218fa0

  • SHA256

    95414c479b8d1504b456f16b3c2fdea990c35ef003ef9d8191895af980459387

  • SHA512

    f20a27028c81013507f9f6c0f9bdb77bef7dc108c269bcd1e0e55fc4dfc81f491b9273a10dc93822a7ec8bf9bb3908a2b95be71402a7948d6dc1b8665b6c9d71

  • SSDEEP

    384:NbbyQ9oKLOkAx11Gt5M0zhIV/DZ3KZp7JcTO4yf9Knuf2MqlUV2V9wVfUnfRqOzL:p6KLhAx116GVRu1yK9fMnJG2V9dHS8

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:1196
      • C:\Users\Admin\AppData\Local\Temp\95414c479b8d1504b456f16b3c2fdea990c35ef003ef9d8191895af980459387.exe
        "C:\Users\Admin\AppData\Local\Temp\95414c479b8d1504b456f16b3c2fdea990c35ef003ef9d8191895af980459387.exe"
        2⤵
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1236
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2384
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2300

      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

        254KB

        MD5

        8bfad3b639077ed274dbc563b972703b

        SHA1

        81116254c4c548e7a203a4576f39ab1179027901

        SHA256

        31d6a2fd6823012356fc104a275da46d18e7bdfbd8e71217b4e598c2596d884e

        SHA512

        6bfdaf32c1bb69fbaa8494ab94cf6a485d7e139ee79ff82268f423f57300040caba7d39a1207f9d099a2a91a8e3d845636e46d364bea898ec9ad34ace26010ed

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

        Filesize

        876KB

        MD5

        564aed7030a8a54fa8ec273b4d5b6e3d

        SHA1

        bd9a9cc894f68741921a1789484ae96e2c64640e

        SHA256

        e7babf95b2f1d5634f38133efd589e9f0100b1548adf52aa09841655245770e1

        SHA512

        11b69f8cc319a7849c186a233130bf952e8cc9964fd18643213e03d8a55a2e66a6d5dd3e732c9842febaef7df7b403b8a3b970d5ef6737a61ce7e3c923abed20

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

        Filesize

        474KB

        MD5

        2fb4b00936f0821c4a65921b81445ed7

        SHA1

        14b50c6619fa4b928554aeb2e102ce140dbf6e90

        SHA256

        dc9e5a456d3ca61aab5ea2f2ccc5ab3e008792de468cb7f25eef57720ed40ca0

        SHA512

        1c88e63da40bdcd4ab32101aeca9fa0542e665ac8101cb7621c8da012e954c508c4e03f90f84e920956fe78e7982521979ddf76cddbbb7fe57a34cb58971760b

      • F:\$RECYCLE.BIN\S-1-5-21-2180306848-1874213455-4093218721-1000\_desktop.ini

        Filesize

        9B

        MD5

        0d8cc6d8ad77008e4eea5193ba074b8b

        SHA1

        ed3ef3737662f0b0d7dabb8a681fdab8882322a1

        SHA256

        02cb6e1ee5bc2475b62b35df1ff95d9d38080ea818c3fea2c65ceb449c761999

        SHA512

        8cf0f361865203a0b8ea23fb3a33827b86958c4035294db074562956d6fe213d9069f3e5687ea66284e14f4406d74d348d98eec1af10b2538acd7a302752813f

      • memory/1196-5-0x0000000002C10000-0x0000000002C11000-memory.dmp

        Filesize

        4KB

      • memory/1236-68-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1236-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1236-75-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1236-22-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1236-82-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1236-1827-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1236-16-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1236-3287-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/1236-9-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB