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Analysis

  • max time kernel
    194s
  • max time network
    224s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/10/2022, 22:01

General

  • Target

    a65b2ea41d7753aaa5c6f105a54a59a985dafabc142a8f52cce7466123b02cff.exe

  • Size

    137KB

  • MD5

    91e66d1b95b3a5fe0a2d1b24a6954360

  • SHA1

    efd5948f2f0e6150a95977a6b4b77b26f7c81a14

  • SHA256

    a65b2ea41d7753aaa5c6f105a54a59a985dafabc142a8f52cce7466123b02cff

  • SHA512

    3731cf177145becd34536d06fe242b1f7cd8fb557d0a1b0a7527eec5eff7db435e13f263f3e15692f4bd0bf976e232f0630f7f50387e54fb940da523122998db

  • SSDEEP

    3072:HKIx3w835x4UrstfBS1xgMhx/Mb6H1f51HUL8HVClTsdVKILrzcVlfnJGlYy/:HFQUeJID86HNLmTsdYILIRJGlY

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Registers COM server for autorun 1 TTPs 3 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⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:2832
    • C:\Users\Admin\AppData\Local\Temp\a65b2ea41d7753aaa5c6f105a54a59a985dafabc142a8f52cce7466123b02cff.exe
      "C:\Users\Admin\AppData\Local\Temp\a65b2ea41d7753aaa5c6f105a54a59a985dafabc142a8f52cce7466123b02cff.exe"
      2⤵
      • Registers COM server for autorun
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4800

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2295526160-1155304984-640977766-1000\$e0613d909b67ae6058f9584af5f18b89\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • C:\$Recycle.Bin\S-1-5-21-2295526160-1155304984-640977766-1000\$e0613d909b67ae6058f9584af5f18b89\n

    Filesize

    41KB

    MD5

    fb4e3236959152a057bc6b7603c538ef

    SHA1

    b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

    SHA256

    8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

    SHA512

    993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

  • memory/4800-132-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/4800-135-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB