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Analysis

  • max time kernel
    147s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    20/10/2022, 09:04

General

  • Target

    2ecff01cd1e6a7d7be11233eeec60c1fe75be4d6b601bb658ff1f55077325121.exe

  • Size

    167KB

  • MD5

    80a91d94d8da4719e924205c807bb470

  • SHA1

    d1843adbf687b1884ae9b8ba7e5e213ba1a3420f

  • SHA256

    2ecff01cd1e6a7d7be11233eeec60c1fe75be4d6b601bb658ff1f55077325121

  • SHA512

    572a6b78fafeecf883380eae2a2e4adfe6c2c52620a0989266da035bd5980c3f91cd07d15b7f18b635f39ac1ddff89b58da85dc37f076f34fdb83f99c2000d4f

  • SSDEEP

    3072:A+xcVA6zP7kJ9tT0LOVpWhJB8UI3AmckWzl+51z4ksrzRRz6EGb03:A+yVA0W9tYL58UIqlCeC

Score
10/10

Malware Config

Signatures

  • Modifies security service 2 TTPs 4 IoCs
  • Executes dropped EXE 2 IoCs
  • Registers COM server for autorun 1 TTPs 4 IoCs
  • Unexpected DNS network traffic destination 9 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Drops file in Program Files directory 18 IoCs
  • Modifies registry class 6 IoCs
  • NTFS ADS 18 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\services.exe
    C:\Windows\system32\services.exe
    1⤵
    • Executes dropped EXE
    • Drops desktop.ini file(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:460
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Executes dropped EXE
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1248
    • C:\Users\Admin\AppData\Local\Temp\2ecff01cd1e6a7d7be11233eeec60c1fe75be4d6b601bb658ff1f55077325121.exe
      "C:\Users\Admin\AppData\Local\Temp\2ecff01cd1e6a7d7be11233eeec60c1fe75be4d6b601bb658ff1f55077325121.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1384
      • C:\Users\Admin\AppData\Local\Temp\2ecff01cd1e6a7d7be11233eeec60c1fe75be4d6b601bb658ff1f55077325121.exe
        "C:\Users\Admin\AppData\Local\Temp\2ecff01cd1e6a7d7be11233eeec60c1fe75be4d6b601bb658ff1f55077325121.exe"
        3⤵
        • Modifies security service
        • Registers COM server for autorun
        • Drops file in Program Files directory
        • Modifies registry class
        • NTFS ADS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:684

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-18\$f545a6cb63874d75375b4ac5befd06b3\@

    Filesize

    2KB

    MD5

    cc188657ea11a90bda4a6a9e87287520

    SHA1

    4ebb2ea797ae89e19f66aa90f858d6aa13ac2a88

    SHA256

    6c84caee0659b6ba259711d2af1e8073ff5c779a4755cf62e09a97ffff9bf8a4

    SHA512

    e596b52fa939ca3015c0c437716e71419fb0c11e147edacf12fc5a474205045864e76c8fee5c6d7d71ea5d6172350e061e1f16cf7910496adff67f2712471730

  • C:\$Recycle.Bin\S-1-5-18\$f545a6cb63874d75375b4ac5befd06b3\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • C:\$Recycle.Bin\S-1-5-21-999675638-2867687379-27515722-1000\$f545a6cb63874d75375b4ac5befd06b3\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • \$Recycle.Bin\S-1-5-18\$f545a6cb63874d75375b4ac5befd06b3\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • \$Recycle.Bin\S-1-5-21-999675638-2867687379-27515722-1000\$f545a6cb63874d75375b4ac5befd06b3\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • memory/684-57-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/684-62-0x0000000000260000-0x000000000029C000-memory.dmp

    Filesize

    240KB

  • memory/684-67-0x0000000000430000-0x000000000044D000-memory.dmp

    Filesize

    116KB

  • memory/1384-55-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/1384-56-0x0000000000430000-0x000000000044D000-memory.dmp

    Filesize

    116KB

  • memory/1384-68-0x0000000000430000-0x000000000044D000-memory.dmp

    Filesize

    116KB