Analysis

  • max time kernel
    147s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2022, 12:42

General

  • Target

    9f7844be03791719ff671023585761943156d660578fb668fd9435172917842f.exe

  • Size

    198KB

  • MD5

    6c20a60983f8584c65566ebee3e86ad4

  • SHA1

    cdaccfd98c85548a53d4d04de2ef2e0024a97c52

  • SHA256

    9f7844be03791719ff671023585761943156d660578fb668fd9435172917842f

  • SHA512

    29bfe8ccdbc4b2f66c3ee48e66c848ccda518a57f2dc57729e19ef646825031ece01f10883a0c036cb4f829079896245a4ded2963385763e97f1c10ddadf31fa

  • SSDEEP

    3072:EDUOX1Mmh3gC3504c66i7c3Dwsvi6h58/eiYo/OlKvx0jpfqIlOv2DDRrs+eq:Y9X1R53q4zX7c3Dwsa6ef38fqmzt

Score
8/10

Malware Config

Signatures

  • Registers COM server for autorun 1 TTPs 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Unexpected DNS network traffic destination 5 IoCs

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

  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:2456
    • C:\Users\Admin\AppData\Local\Temp\9f7844be03791719ff671023585761943156d660578fb668fd9435172917842f.exe
      "C:\Users\Admin\AppData\Local\Temp\9f7844be03791719ff671023585761943156d660578fb668fd9435172917842f.exe"
      2⤵
      • Registers COM server for autorun
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4964

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\$Recycle.Bin\S-1-5-21-2629973501-4017243118-3254762364-1000\$8dceb85e8508ee5bcccc98a6b145e6ef\n

          Filesize

          41KB

          MD5

          fb4e3236959152a057bc6b7603c538ef

          SHA1

          b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

          SHA256

          8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

          SHA512

          993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

        • C:\$Recycle.Bin\S-1-5-21-2629973501-4017243118-3254762364-1000\$8dceb85e8508ee5bcccc98a6b145e6ef\n

          Filesize

          41KB

          MD5

          fb4e3236959152a057bc6b7603c538ef

          SHA1

          b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

          SHA256

          8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

          SHA512

          993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

        • memory/4964-132-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/4964-133-0x00000000009E0000-0x0000000000A16000-memory.dmp

          Filesize

          216KB

        • memory/4964-136-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB