Analysis

  • max time kernel
    181s
  • max time network
    190s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/10/2022, 00:26

General

  • Target

    f3ecb7c5917843b634d46f2e3109e9654a1d851b5cebb780ce6bc2050f6c9d74.exe

  • Size

    170KB

  • MD5

    3fbc95670f2d3863ed2321c76482fdda

  • SHA1

    00dbed028e3423886668ddbfc15734fb98fc36d0

  • SHA256

    f3ecb7c5917843b634d46f2e3109e9654a1d851b5cebb780ce6bc2050f6c9d74

  • SHA512

    df78e82284f90853d9abce396d9378ba8b886ed9c6099ee8fa2d6e37fc01b8daf151360984965ce318f0e9cc3235b1a12aff35a96af131b05eae761ee6e180c5

  • SSDEEP

    3072:935wiKXYdDKNMF+l59BZrwr1g4LBQ4ZdqMDXWyqT4+id:9J8Wy9Bdwr1JLBlXvDGMn

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:2432
    • C:\Users\Admin\AppData\Local\Temp\f3ecb7c5917843b634d46f2e3109e9654a1d851b5cebb780ce6bc2050f6c9d74.exe
      "C:\Users\Admin\AppData\Local\Temp\f3ecb7c5917843b634d46f2e3109e9654a1d851b5cebb780ce6bc2050f6c9d74.exe"
      2⤵
      • Registers COM server for autorun
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1984

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/1984-134-0x00000000005D0000-0x00000000005EF000-memory.dmp

    Filesize

    124KB

  • memory/1984-135-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/1984-136-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB